中考总复习单项选择训练汇萃370题
中考总复习单项选择训练之A词类
（) 1. --Have you had ________ breakfast yet? -- No, not yet.
A./
B. a
C. the
D. an
（)2. Let's look at the bag. Can you see _____“s”on the corner of_____ bag?
A. a, a
B. a, the
C. an, a
D. an, the
（)3. There is egg on the table, egg is for you.
A. a, A
B. an, An
C. an, The
D. the, An
（)4. Our teacher told us that _______ moon moves around ______ earth, and
________ earth circles________ sun.
A. a, a, a, a
B. an, an, an, an
C. the, the, the, the
D. /, /, /, /
( )5. At that time, he was studying in_______ university. And it was a famous one.
A./
B. the
C. a ,
D. an
( )6. _________ mother is a worker.
A. Mary and Mike's
B. Mary's and Mike's
C. Mary's and Mike
D. Mary and Mike
( )7.He has searched the ________ or 2 hours for the information about Yang Liwei.
A. mouse
B. keyboard
C. Internet
D. computer
( )8.The room is too small, there' s no enough ________for another desk.
A. place
B. room
C. floor
D. ground
( )9.There may be something wrong with her ______,she can' t see things clearly.
A. eyes
B. ears
C. mouth
D. nose
( )10.-- Which room shall we live in tonight? – In __________.
A. the Room 406
B. Room 406
C. the 406 Room
D. 406 Room
( )11. We'll be away for two weeks because we'll have a ___________.
A. two-weeks holiday
B. two weeks' holidays
C. two- week holiday
D. two-weeks' holiday
( )12. The number of the students in our grade ________about six _______,
of them are girls.
A. are, hundreds, two- thirds
B. is, hundred, two- third
C. is, hundred, two thirds.
D. are, hundreds, two third
( )13. ___________ travellers come to visit our city every year.
A. Hundred of
B. Hundreds of
C. Five hundreds
D. Hundred
( )14. He spent ________ yuan on the new computer.
A. five thousand, three hundred and forty
B. five thousand, three hundred and forties
C. five thousands, three hundred and forty.
D. five thousands, hundreds and forty
( )15. My home is about ________ from my school.
A. 15 minutes
B. 10 minute's ride
C. 20 minutes by bike
D. 15- minute's on foot.
( ) 16. We are doing much better ______ English _______ our teacher's help.
A. in, at
B. at, in
C. in, with
D. with, with
( ) 17. The food _______ my hometown is quite different ______that there.
A. in, like
B. to, from
C. from, to
D. in, from
( ) 18. Before 1992, there was no airline _________ the two cities.
A. along
B. in
C. between
D. among
( ) 19. ________the new computer, travellers at the offices of CAAC can now buy their air
tickets much faster. A. Because B. Thanks for C. Thanks to D. Since
( )20. He had _________ much work to do that he couldn't go out.
A. so
B. such
C. as
D. or
( )21. Tom has been in the factory _________he left school.
A. when
B. since
C. as soon as
D. whether
( )22. The nurse doesn't feel well today, _________ she still works very hard.
A. but
B. and
C. or
D. when
( ) 23. _______ my mother ________ my sister watches TV plays these days.
A. Either, nor
B. Both, and
C. Neither, or
D. Neither, nor
( ) 24. He walked ________ fast for us ________catch up with.
A. so, that
B. such, that
C. enough, to
D. too, to
( ) 25. Lucy knew nothing about it ________ her sister told her.
A. because
B. until
C. if
D. since
( ) 26. I don't think it very expensive to buy a family computer here.
-- Really? I'll buy _______ next week.
A. it
B. this
C. one
D. mine
( ) 27.--Which would you like, rice or noodles? --_______is OK. I'm hungry.
A. Either
B. Neither
C. Both
D. All
( ) 28. We found ________ necessary to protect the environment.
A. it
B. this
C. that
D. what
( )29. The weather in Beijing is cooler than ________ in Guangzhou.
A. this
B. it
C. that
D. one
( )30. There is _________in today's newspaper.
A. new anything
B. new something
C. anything new
D. something new ( )31 .-- May I use your pen? Mine is broken.
-- Of course, here are two and you can use ________ of them.
A. both
B. every
C. any
D. either
( ) 32. We can't buy anything because _________of the shops are open at this time.
A. all
B. some
C. any
D. none
( )33.-- Please write to me when you have time. -- Sure. But ________is your e - mail address?
A. when
B. where
C. what
D. which
( ) 34. He couldn't buy the dictionary because he had ________money with him.
A. a few
B. few
C. a little
D. little
( ) 35.-- Have you finished your composition yet? -- No, I'll finish it in ten minutes. A. another B. more C. other D. else
( )36. There's ________interesting in the film, so ______is interested in it.
A. something, nobody
B. nothing, somebody
C. anything, anybody.
D. nothing, nobody. ( )37. I think Tom's bike is older than __________.
A. my
B. his
C. your
D. her
( )38. Oh, boys and girls, come in please. And make _________at home.
A. yourself
B. us
C. you
D. yourselves
( ) 39. I don't like winter because it’s ________cold.
A. too much
B. far more
C. much too
D. much more
( ) 40. This match made them ________at last.
A. friendly
B. happily
C. quickly
D. slowly ( )
( )41 .-- Who can reach the book on the top shelf?
-- Jack can. He is ________boy of us all.
A. taller
B. a tall
C. the tallest
D. much tallest
( )42.-- The shop is ________ on Saturday and Monday.
-- I see. I'll go here on Monday then.
A. open
B. close
C. opened
D. closed
( )43. It is _______to work out this problem. You needn't go to the teacher.
A. enough easy
B. easily enough
C. easy, enough
D. very easily
( )44.-- Our holiday was _______. -- Yes, I’ve never had __________.
A. such great, the better one
B. greatly, a good one.
C. so great, a better one
D. very good, the best one
( )45.-- Mum, could you buy me a dress like this?
-- Certainly, we can buy _______one than this, but ________this.
A. a better, better than
B. a worse, as good as
C. a cheaper, as good as
D. a more important, not as good as
( )46.-- Why don't you ask Tom to do it?
-- I don' t know whether he is______ to. He sometimes makes things worse.
A. possible
B. able .
C. afraid
D. easy
( )47. Her mother was out. She stayed at home ______ , but she didn' t feel
A. alone, lonely
B. lonely, alone
C. alone, alone D; lonely, lonely
( )48. A ___school boy, LiLida, first tried to swim across the Qiongzhou Channel in June, 2000.
A. 12 - year old
B. 12 - years - old
C. 12 - year- old
D. 12 years old
( )49, In our exam, the____ careful we are, the ______mistakes we’ll make.
A. more, more
B. more, less
C. less, fewer
D. more, fewer
( )50. Jack's brother doesn't work so _________as Jack.
A. harder
B. hard
C. hardest
D. hardly
( )51. Every day I spend two hours _______my homework.
A. finishing to do
B. finishing doing
C. to finish to do
D. to finish doing
( )52. Lin Tao can't be at home. I saw him _______here a few minutes ago.
A. plays
B. to play
C. playing
D. played
( )53. We'd better _______on the road. A car may hit us.
A. not to play
B. not play
C. to not play
D. don't play
( ) 54.--When can I go out to play football, Mum?
--Finish your homework first, or I won't let you ________.
A. to go out
B. go out
C. going out "
D. will go out
( )55. Could you make her ________laughing?
A. stop
B. to stop
C. stops
D. stopped
( )56. You _________ never play in the street. It's not safe.
A. can
B. may
C. must
D.need
( )57. Please don't forget _______to me, will you?
A. to write
B. writing
C. write
D. writes
( )58. The soldier ran into the room _________the baby.
A. saving
B. to save
C. saves
D. saved
( )59.--__________ we make it half past seven?
--What about _______ it a little earlier?
A. Shall, making
B. Shall, to make
C. Will, making
D. will, to make
( )60. He _________ harder this year than last year.
A. study
B. studies
C. was studying
D. studied
( )61. I think no news ________ good news, he will be back soon.
A. is
B. are
C. was
D. were
( )62.--Can I help you? --Yes. I bought this computer here yesterday, ,but it ______ now.
A. didn't work
B. won't work
C. can’t work
D. doesn't work
( )63. --What about the food on the plate? –It _________ delicious.
A. smelling
B. smelt
C. smells
D. is smelt
( )64: What a nice garden! How well it _________ after!
A. has looked
B. looks
C. is looked
D. is looking
( )65. Look! Lily with her sister _________ a kite on the playground.
A. is flying
B.are flying
C.flying
D. fly
( )66.--I have seen the film “Titanic” already.
--When _________ you _______ it?
A. have, seen
B. will, see
C. did, see
D. had, seen
( )67. His sister read the picture- book three times yesterday, ___________.
A. so he did
B. she did so
C. so did he
D. so ~lid her
( )68. I _______ to bed until my grandma came back home.
A. didn't go
B. went
C. had gone
D. have gone ( )69. While she _________ TV in the sitting room, the bell________.
A. watches, rings
B. is watching, rang
C. was watching, rang
D. watched, was ringing ( )70. There ________a football match in our school this afternoon.
A. are going to have
B. is going to have
C. are going to be
D. is going to be
( )71. The headmaster ________for more than two weeks.
A. has left
B. has gone
C. has been away
D. has come back
( )72. --Where' s Mr Green? --Oh, he _________ Canada.
A. has been to
B. has gone to
C. went to
D. was in
( )73. The factory has been ________ for two years.
A. open
B. to open
C. opening
D. opened
( )74 .--How long have you ________there? --About four years. ~
A. come
B. gone
C. left
D. worked ( )75.--Must I clean the room now? --No, you __________.
A. can' t
B. may not
C. mustn' t
D. needn' t
( )76. ________ I close the window? It's so cold here.
A. Will
B. Do
C. Would
D. Shall
( )77.--Excuse me, Look at the sign NO SMOKING! --Sorry, I ________ it.
A.don't see
B.didn't see
C.haven't seen
D.won't see
( )78. He could_____ neither French or German, so I____ with him in English.
A, speak, talked B. talk, told C. say, spoke D. tell, talked
( ) 79. I ________a very interesting programme on the radio this morning.
A. listened
B. heard
C. saw
D. watched ( )80. Could you _______ me your bike? Mine is broken. --Sure. It's there.
A. borrow
B. lend
C. giving
D. return
( )81 .--How much did you ________for the pen? --Five yuan.
A. cost
B. take
C. pay
D. buy
( )82.--Why not go to see the dolphin show with me? --Because I ________it.
A. saw
B. will see
C. see D, have seen ( )83. The students will go to the Summer Palace if it ________tomorrow.
A. won' t rain
B. isn' t raining
C. doesn' t rain
D. isn' t rain
( )84.--What did you do last night? --I _______TV with my family.
A. watch
B. am watching
C. have watched
D. watched ( )85. --Can I help you, sir? --Yes, I bought the radio here yesterday, but it ________.
A. didn't work
B.won' t work
C.can' t work
D. doesn't work ( )86. --What do you think of the football match yesterday?
--Well, it' s surprising. The strongest team of our school ________.
A. was beaten
B. won
C. scored
D. was filled
( )87. The trees must _______three times a week.
A. water
B. watering
C. be watered
D.waters
( )88. --Alice, you ________ on the phone. --I' m coming. Thanks.
A. want B-. are wanted C. are wanting .D. have wanted ( )89. --I saw Betty go to Grandpa Li's home just now.
--Yes. She’s often seen _________ the old man with the housework..
A: help B. to help C. helps D. helped
( )90. A talk on Chinese history __________in the school hall next Monday.
A. be given
B. has been given
C. will be given
D. will give
( )91. ______(Dog)dog is ______ useful animal.
A. a, an
B. a, the
C. the, a
D. the, /
( )92. John Smith is _______ honest man.
A. an
B. a
C. the
D. one
( )93. My father told me he was soon going to visit ________ USA.
A. the
B. a
C. an
D. /
( )94. Beyond _______ stars, the astronaut saw nothing but ________ space.
A. the ,/
B. /, the
C. /,/
D. the ,the
( )95. I believe that _______ young have a bright future.
A. the b. an C. an D. /
( )96. Paris is ______ most beautiful city, where you can see ______ famous Eiffel Tower.
A. a, the
B. a, /
C. the , an
D. /,the
( )97. He dropped the _______ and broke it.
A. cup of coffee
B. coffee’s cup
C. cup for coffee
D. coffee cup
( )98. There are three ______ and seven _______ in the picture.
A. deers, sheeps
B. deers, sheep
C. deer, sheep
D. deer, sheeps ( )99. Lucy has been to _________ many times this year.
A. his uncle b. her uncles C. uncle’s D. her uncle’s
( )100. The boys always stays here for _________>
A. one and half hour
B. one and half a hour
C. one and a half hours
D. one and half hours
( )101. The dinosaur’s eggs are found by explorers in the _______
A. 1920s
B.1920’s
C. 1920s’
D. 1920’
( )102. _______ my parents’ help, I begin to catch up _______ my classmates.
A. With, to
B. Under, with
C. With, with
D. To, to
( )103. —Do you know the differences ________ the three words? --Sorry, I don’t know.
A. among
B. between
C. with
D. about
( )104. —What else do you want? --________ else. I think I have got everything ready.
A. Something
B. Nothing
C. Anything d. Everything
( )105. Study hard, _______ you will fall behind the others.
A. and
B. but c. or D. though
( )106. 30,000 dollars is a large amount of money, but it’s _______ than we need.
A. far more
B. very much c. far less D. very little
( )107. The two friends were ______ pleased to see each other that they forgot everything.
A. so
B. too
C. very d. much
( )108. How long have you _______?
A. married
B. be married
C. got married
D. been married
( )109. We could see nothing because the lights suddenly _______.
A. went on
B. went over c, went down D. went out
( )110. Would you please speak more slowly? I can hardly ______ you.
A. talk with
B. agree with c. follow D. hear
( )111. –People now can know what is happening in the world quickly.
--You’re right. With the help of computers, news can ______ every corner of the world.
A. get
B. reach
C. return
D. arrive
( )112. Everyone except Tom and John ______ there when the meeting began.
A. is
B. was
C. are
D. were
( )113. I’m sorry I haven’t got any money. I’ve ______ my handbag at home.
A. missed
B. left
C. put
D. forgot
( )114. I heard he _______ the piano in the room last night.
A. played
B. plays
C. to play
D. playing
( )115. No one can stop news _______.
A. to report
B. to be report c, from reporting D. being reported
( )116. –Hi, Kate! --Hi, Mary. I ______ you are here.
A. don’t know
B. don’t think C, think D. didn’t know
( )117. –Have you ever traveled abroad?
--Sure. I ____ the language of English in the USA two years after I graduated from the university.
A. used to learn
B. was used to studying
C. have studied
D. didn’t use to study ( )118. The visitors are very ______ to see so many changes _______ in Shenzhen since 1979.
A. surprise; have been taken place
B. surprising, took place
C. surprised, have been taken place
D. surprised, have taken place
( )119. When I got to his home, he ________ for an hour.
A. had left
B. left
C. had been away
D. has been away
( )120. The boss made him work 14 hours a day. That means, he _______ work 14 hours a day.
A. was made
B. made
C. was making
D. was made to
中考总复习单项选择训练之B综合
( )1. More and more foreigners want to _______their companies in Zhejiang.
A. clean up
B. look up
C. pick up
D. open up
( )2. Can I ______your dictionary? --Sony, I'm using it.
A. borrow
B. lend
C. keep
D. return
( )3. _______ me carefully, boys and girls. Can you _____ me clearly.9
A. Listen to, hear from
B. Hear, listen to
C. Hear, hear
D. Listen to, hear
( )4. Let the children go away. They're making to much _______ here.
A. noise
B. voice
C. sounds
D. songs
( )5. The students put down their pens when the teacher_____ them to stop writing.
A. said
B. spoke
C. told
D. talked
( )6. He ________ living in the country to the city.
A. likes
B. prefers
C. enjoys
D. loves
( )7. Many girls like __________ skirts in summer.
A. wearing
B. dressing
C. in
D. putting on ( )8. If you don' t know a word, you can ________ the word in a dictionary.
A. look up
B. look down
C. look over
D. look out ( )9. Mr Li would like to _________ us an interesting story.
A. tell
B. talk
C. say
D. speak
( )10. _________ away the old books and __________ me that new one.
A. Bring, bring
B. Bring, take
C. Take, take
D. Take, bring
( )11.-- I' m going to school now, Mum, Bye.
-- Just a minute. It's cold outside, _________ your coat, please.
A. Put on
B. Take off
C. Put up
D. Take down
( )12. It is better to teach a man to fish than ________ him fish.
A. to give
B. giving
C. to find
D. finding
( )13. This TV set is too loud, will you please _________?
A. turn down it
B. turn it down
C. to turn it down
D. to turn down it
( )14. It will be warmer tomorrow. The temperature will _________ again.
A. fall below
B. go up
C. stay above
D. keep on
( )15. Dick isn't here. He _________ the cinema.
A. has gone to
B. has been to
C. has been away
D. has been with
( )16. --What's your ________ name, please?
--Robert Thomas Brown, but you can call me Mr Brown.
A. family
B. given
C. first
D. full
( )17. --People now can know what' s happening in the world quickly.
--You're right. With the help of computers, news can ______ every comer of the world.
A. get
B. arrive
C. return
D. reach
( )18. Ann is so careful that she always goes over her exercises to _______ there are no mistakes.
A. look for
B. make sure
C. find out
D. think about
( )19.--Where's Tom? --He's left a _______ saying that he has something to do.
A. excuse
B. sentence
C. news
D. message ( )20. I bought a new dictionary and it ________ me 30 yuan.
A. paid
B. spent
C. took
D. cost
( )21 .The car ________ and stopped at the red traffic lights.
A. got on
B. got off
C. slowed down
D. picked up ( )22. You can _______ what is happening in the world by the Internet.
A. touch
B. make
C. hear
D. learn
( )23.--_________ you good luck in the new year. -- The same to you.
A. Hope
B. Went
C. Wish
D. Like
( )24.--_________! The traffic is moving fast! -- Thanks, I will.
A. Stop
B. Look out
C. Watch
D. Don't move
( )25.-- DO you still have a headache, Bill? -- No, it's _________. I'm all right now, mum.
A. dropped
B. run
C. left
D. gone
( )26. He's so careless that he always _______ his school things at home.
A. forgets
B. leaves
C. put
D. buys
( )27. -- What a day! It's mining again. We can't go hiking tomorrow.
-- Don' t worry. It won't __________ long.
A. drop
B. rain
C. go
D. last
( )28. No one except Jack and Tom ________ the meeting.
A. are late '
B. were late for
C. was late for
D. is late
( )29.--How much ________ this pair of trousers? - Ten dollars _______ enough.
A. are, is
B. is, are
C. are, are
D. is, is
( )30. Every table and every chair _______ made of wood.
A. is
B. are
C. were
D. be
( )31. _______ of the teachers in our school is 118, _________ of them are women teachers.
A. The number, first fourth
B. The number, one fourth
C. A number, one second
D. A ,number, three quarters
( )32. Fish and chips _______ the most popular take- away food in England.
A. are
B. is
C. were
D. was
( )33. Neither he nor I _________ from Canada, we are from Australia.
A.is
B. are
C. am
D. be
( )34. There __________ some milk and some bananas on the table.
A. is
B. are
C. have
D. has
( )35. Maths _______ my favourite subject.
A. be
B. is
C. am
D. are
( )36. Andy has _______ for five years. Five years _________ a long time.
A. come back home, is
B. come back home, are
C. been at home, is ,
D. been at home, are
( )37. A boy with two dogs _______ when the earthquake rocked the city.
A. were sleeping
B. is asleep
C. was sleeping
D. are asleep
( )38. Both Kate and I _________ ready for the picnic now.
A. is not
B. is getting
C. are getting
D. am getting
( )39. Our knowledge of computers ________ growing all the time.
A. be
B. is
C. are
D. were
( )40.A number of sheep _________ seen by us when we passed the field..
A. is
B. are
C. was
D. were
( )41. He has never visited the Great Hall of the people, _________?
A. hasn't he
B. has he
C. does
D. doesn't he
( )42. _______ is the population of China?
A. How much
B. How many
C. How many people
D. What
( )43. She thinks she can get there on time, ________ she?
A. can
B. doesn't
C. can't
D. does
( )44. -- You seem to like sweets. --________ ,I buy sweets every week.
A. So do I
B. So I do
C. So am I
D. So I am
( )45. ________ wonderful music it is! I like it very much.
A. What
B. How a
C. What a
D. How
( )46. _________ picture books in class, please.
A. Not read
B. No read
C. Not reading
D. Don't read
( )47. --Is Jim at school today? -- No, he's at home ______ he has a bad cold.
A. because
B. if
C. though
D. until
( )48. -- You are not going out today, are you? --_______ I want to go shopping.
A. Yes, I'm
B. No, I'm not
C. Yes, I am
D. No, I am
( )49. The teacher asked me ________ I needed any help.
A. whether
B. that
C. what
D. which
( )50.-- The problem is too difficult, can you show me ______ , WangLe? -- Sure.
A. what to work it out
B. what to work out it
C. how to work it out
D. how to work out it
( )51. I want to know if they _____ the spring sports meeting next month. If they ___ it, I must get ready for it.
A. hold, will hold.
B. will hold, hold
C. hold, hold
D. will hold, will hold
( )52. I'll let you know as soon as he _________.
A. comes back
B. will come back
C. is coming back
D. come back
( )53. Our teacher told us the earth ________ round the sun all the time.
A. moved
B. travels
C. going
D. circle
( )54. She asked me ________.
A. where did I live
B. where did you live
C. where I lived
D. I lived where
( )55. Could you tell me _________?
A. how old is your son
B. that he will come here soon.
C. whether is it fine tomorrow.
D. who is going to speak at the meeting
( )56. We bought Granny a present,_______ she didn' t like it.
A. but
B. and
C. or
D. so
( )57. Kentucky is the state _________ Lincoln was born in.
A. when
B. where
C.-who
D. which
( )58. ________ he was very ill, he still went on working..
A. Because
B. For
C. Though
D. /
( )59. The farmer was very thankful to the doctor ______ treated his son.
A. what
B. which
C. who
D. whose ( )60. Here are the photos _______ in Beijing.
A. who are taken
B. that took
C. which I was taken
D. that were taken ( )61.-- How beautiful your skirt is! --____________.
A. Oh, no
B. I don't think so
C. You are welcome
D. Thank you
( )62.m I can help you with your English. --_____________.
A. You are a good man
B. You are so kind
C. That' s very kind of you
D. That' s right
( )63.-- Hi, Lucy. We won the match yesterday. --_________!
A. Congratulations
B. Excuse me
C. No problem
D. Never mind ( )64. -- Happy New Year! --_________
A. Thank you
B. So are you
C. The same to you
D. I!m happu, too ( )65 .-- Will you be free tomorrow? --___________
A. OK
B. Yes, I am
C. I have no idea
D. All right
( )66.-- Don't play football in the classroom. --___________.
A. No, I don' t.
B. Sorry, we won't do it again.
D. Why don' t we.9 D. Yes, we won' t do it again.
( )67. -- What's the date today? --___________
A. It's a fine day
B. It's Friday
C. It's on Christmas Day
D. It's June 26tb
( )68 .--Would you give me some water,9 --____________
A. Yes, I would
B. Certainly
C. No, thanks
D. Yes,please.
( )69. -- Thanks for asking me to your party. --__________
A. Never mind
B. Don't say so
C. My pleasure
D. Yes, please ( )70. -- Excuse me, ____________ to the nearest bookshop, please?
-- Go straight and take the second turning on the left.
A. where the way is
B. which the way is
C. where is the way
D. which is the way ( )71 .-- Bob, would you like to come to our dinner party? --__________
A. Yes, I would
B. Yes, I' d love to
C. No, I wouldn' t
D. No, I don't go
( )72.-- Is Mr Smith really very ill? --________. He's in hospital.
A. I don't think so
B. No, he isn't
C. I hope so
D. I'm afraid so
( )73.-- Hello! Is that Mr Wang speaking? --Yes,____________?
A. who' s that
B. who are you
C. I' m speaking
D. I' m Mr Wang
( )74. --_______________? -- Orange, I think.
A. What is it
B. How is the food
C. What colour do you think it is
D. Is there any fruit around here
( )75. -- Oh, no, we've missed the 8 o'clock train!
--________ . There's another one in half an hour.
A. You're right
B. That's all right
C. You're welcome
D.Don' t worry
( )76.-- Which do you prefer, oranges or apples? -- __________ . I' d like bananas.
A. Yes, both
B. Neither, thank you
C. Sure, I would
D. No, please
( )77. -- How do you get on with your classmates? --____________
A. Very well
B. Well done
C. That's OK
D.I'm well
( )78.--____________? -- We are looking for a pair of sports shoes.
A. What do you do
B. What do you like
C. Can I help you
D. Do you need help ( )79.-- My brother fell off this bike and hurt his leg. --____________
A. That's too bad
B. He may be too careles
C. He should be careful
D. Sorry to hear that ( )80. -- What are you going to do next Sunday? --_____________
A. I' m sorry
B. Here you are
C. I' ve no idea
D. That' s all right
( )81.It’s about fifty _______ from here to my school.
A. minutes’ walk
B. minute walk
C. minute’s on foot
D. minutes’ on foot
( )82.Hurry up, please. There is only __ time left. A. a little B. little c. a few D. few ( )83.The Changjiang River is longer than _____ in China.
A. all the rivers
B. any river c. any other river D. any other rivers
( )84.The Brown flew to Kunming __ a sunny morning. A. on B. in C. for D. at ( )85.We found it difficult _______ there on time.A. get B. to get C. getting D. got ( )86. Don’t spend _______ time on computer games.
A. too much
B. much too
C. too many
D. many too
( )87. _____ Chinese people are ______ hardworking people.
A. /,/
B. a,/
C. The, the
D. the,a
( )88. I’d like to have a nice room ____.A. live b. to live C. to live in d. live in ( )89. Can you tell me ________?
A. what are they doing that for
B.why they are doing for
C. why are they doing that
D. what they are doing that for
( )90. To a doctor, the most important thing is _______.
A. to save b. saving C. to saving D. saved
( )91. Three years ____ a long time for us students. A. are B. be C. is D. have been ( )92. The film __________ for ten minutes when we got to the cinema.
A. had already been on
B. had already begun
C. have already been on
D. have already begun
( )93. I’m sorry to have kept you ________ for a long time.
A. wait b. to wait c. waiting D. to be waiting
( )94. The number of the people in the world ______ growing faster and faster.
A. is b. are C. have D. were
( )95. We should do ___ the teacher told us. A. because B. like C. as D. since ( )96. This book is worth _____.A. to read it b. reading it C. reading D. to read ( )97. Not only his parents but also his sister ________ the museum.
A. are going to
B. is going to c. are going D. is going
( )98. Our English teacher has __________ son.
A. a 8-year-old
B. an 8-years-old
C. a 8-years-old
D. an 8-year-old
( )99. Please _______ when the train leaves.
A. look b. find out C. find D. look for
( )100.She read the letter loudly ________ all the families could hear.
A. because
B. since
C. when
D. so that
中考总复习单项选择训练之C语法
1. We _____ here today.
A. are all
B. all are c. is all d. all is
2. The map _____ China is ______ the wall ________ our classroom.
A. in, of, on
B. of, on, in
C. of, on, of
D. of, of, on
3. What's eleven and twenty? It is _______.
A. thirty-one
B. thirty one B. thirty-two d. thirty two
4. What colour is an orange? It is ______.
A. red
B. orange
C. white
D. black
5. ______ do you like China? I think it is very beautiful.
A. How
B. What
C. Where
D. Which
6. Is there any chicken on the plate? Yes, there is ______
A. many
B. any
C. one
D. some
7. Please buy some food from the shop _________.
A. on your way to home
B. to your way home
C. on your way home
D. at your way to home
8. There ______ milk in the glass.
A. aren't many
B. aren't much
C. isn't many
D. isn't much
9. Why _______ play with those boys?
A. not
B. no
C. don't
D. /
10. Do you usually go to school _____ foot?
A. on
B. in
C. at
D. by
11. Mr Green ______ supper now. He often _______ supper at half past six.
A. is having, have
B. is having, has
C. has, has
D. have, have
12. Zhang Ming is good ______ Chinese. He often helps ______ it.
A. is, me with
B. at, I with
C. at, me with
D. on, I in
13. May she _______ with you?
A. come
B. comes
C. coming
D. comes
14. My father had a busy day _______.
A. the day before yesterday
B. tomorrow
C. next Saturday
D. every day
15. Please show ______ new picture book.
A. he your
B. his you
C. him your
D. him you
16. ______ will you stay there?
A. How long
B. What time
C. How often
D. When
17. The Greens ________ working in the garden now.
A. am
B. is
C. are
D. were
18. Does he often _______ his mother ______ the room?
A. help, cleans
B. help, clean
C. helps, cleaning
D. helps, clean
19. Must we finish our homework now?
No, you ______. You _______ finish it after school.
A. needn't , may
B. mustn't, may
C. can't can
D. needn't, must
20. Would you like _______ to eat ?
A. anything different
B. different anything
C. something different
D. different something
21. He can swim. _______ .
A. So I can
B. So can I
C. I so can
D. Can I so
22. Will there be a strong wind ____ the north ______ the Huanghe River ?
A. to... of
B. to... off
C. at... of
D. on, off
23. Did it snow _______ last night ?
A. heavy
B. heavily C Quick D. fast
24. _______ cold it is today！
A. How
B. How a
C. What
D. What a
25. Is this book different ______ that one ?
A. about
B. at
C. to
D. from
26. It's time for our lesson. Stop _______.
A. playing
B. to play
C. plays
D. played
27. Help yourself _______ some fish.
A. at
B. too
C. to
D. on
28. Here are some pictures ________ .
A. of him
B. of he
C. about him
D. about his
29. The book _______ on the desk.
A. no is longer
B. no longer is
C. is no longer
D. no longer
30. Then we _______ around but _______ nothing.
A. looked, looked
B. saw, looked
C. saw, saw
D. looked, saw
31. Zhang Lan is ill. Let me go to the meeting instead _______.
A. of she
B. of her
C. off she
D. off he
32. Which is the way _________ the nearest hospital ?
A. in
B. too
C. to
D. at
33. Nice ______ to you ?
A. talk
B. talking
C. to talk
D. talks
34. My parents ______ want to go to the Monkey Island.
A. all
B. both
C. every
D. other
35. –Do you like football? --No, I have _______ interest in it.
A. a little
B. a few
C. little
D. few
36. Lucy runs much faster than ______ in her class.
A. any other girl
B. any girl
C. all girls
D. every girl
37. What has he ______ the meat ? He has just cooked it.
A. take care of
B. catch up with
C. done with
D. paid for
38. Lily thinks foreign languages are as ______ as science subjects.
A. important
B. most important
C. more important
D. importantest
39. Would you please ______ it again like that?
A. not read
B. not to read D. reads D. reading
40. I'll phone you as soon as I _______.
A. get to home
B. got to home
C. get home
D. got home
41. You must keep your eyes ________.
A. closed
B. close
C. be closed
D. to closed
42. A farmer arrived _______ a women's house.
A. in
B. at
C. to
D. for
43. Kate says that she _______ a message on the desk.
A. will leave
B. leave
C. will give D . give
44. He has two kites, one is big, ______ is small.
A. the other
B. another
C. other
D. others
45. Computers are the second most useful ____ of the world.
A. inventions
B. inventors
C. invention
D. inventor
46. On my way home I saw a dog _______ on the ground.
A. lying
B. lies
C. lied
D. to lie
47. There is little water in the glass, _______ ?
A. isn't there
B. is it
C. is there
D. wasn't there.
48. Two months _____ quite long for me . I can't wait.
A. is
B. are
C. were
D. is going to be
49. I don't know ______ .
A. where does Jim live
B. where did Jim live
C. where Jim lives
D. where is Jim live
50. The boy was very interested _______ English.
A. at
B. in
C. to
D. on
51. --Excuse me, where's the post office ?
--Sorry, I don't know.
--______ .
A. It doesn’t matter
B. All right
C. Thank you all the same
D. Don't worry
52. Please give me a cup of coffee.
A. Thank you
B. Give you
C. Here are you
D. Here you are
53. Mary doesn't like pork for dinner. I don't like it, ______.
A. neither
B. too
C. also
D. either
54. Lucy and Lily are twins . But they have ______ differences.
A. a few small
B. small few
C. a little small
D. small a few
55. Though he lives in the countryside, he never feels _______.
A. afraid of
B. lonely
C. sad
D. sadly
56. Japan and Germany are ________ countries.
A. developed
B. developing
C. develop
D. to develop
57. I ______ my classmates while they often fight.
A. got on well with
B. gets on with
C. get on well
D. get on well with
58. Mother asked ________.
A. were there any cheaper shoes
B. there are some cheaper shoes
C. if there were any cheaper shoes
D. if there are any cheaper shoes
59. Where _____ cotton ______?
A. are, produced
B. are, grown
C. is, grown
D. are made in
60. This skirt is very nice. Try ______, _______ you?
A. it on, will
B. on it, shall
C. on it, will
D. it on, do
61. The heavy rain stopped the children ______ to the park.
A. to go
B. gone
C. from going
D. go
62. So for, we _______ about one thousand English words.
A. learned
B. have learned
C. learn
D. are learning
63. This TV play is very interesting . Why _____ down and watch it ?
A. not sit
B. don't
C. not sitting C. not sit
64. There ________ great changes in computers in the last few years.
A. have had
B. have
C. have been
D. has been
65. I'm______ happy today.
A. quite
B. quiet
C. much
D. quick
66. How long may I _______ the book ?
A. borrow
B. want
C. take C. keep
67. _____ the population of China ?
A. What is
B. What are
C. How many is
D. How much is
68. Jim is _______ student and everyone _______ him
A. a nice quite, like
B. quite a nice, like
C. quite nice a, likes
D. quite a nice, likes
69. We have sold _____ the trousers _____ your size.
A. out, in
B. off, with
C. away, of
D. on, in
70. The students are busy ______ for the exam.
A. to get everything ready
B. getting everything ready
C. being ready
D. to be ready
71. You'd better ______ to school, _____ you.
A. not go, shall
B. not to go, will
C. not going, had
D. not go, had
72. He left in such a hurry _______ he forgot ______ the door.
A. so, locking
B. that, to lock
C. as, open
D. that, to open
73. Neither English nor Japanese ______ in those schools.
A. teaches
B. teach
C. is taught
D. are taught
74. Li Ping has found ______ not easy to learn English well.
A. this
B. that
C. it
D. them
75. ________ of last month we had seen five English films.
A. By the End
B. At the end of D. In the end D. To the end
76. They both have _____ work to do, so they are _____ busy.
A. much too, too much
B. too much, much too
C. so many, too
D. to, much
77. The buildings of New York are _______ than ______.
A. much higher, those of Taiyuan
B. More higher, that of Taiyuan
C. much more, Taiyuan
D. many more, Taiyuan
78. How many elephants did you see in the zoo last Sunday ?_____
A. No one
B. Nothing
C. Neither
D. None
79. The suit ______ so much ______ he didn't buy it.
A. cost, for
B. costs, that
C. cost, that
D. cost, that
80. I don’t think you are right, ______ ?
A. do I
B. are you
C. don't I
D. aren't you
81. What colour are your _______ .
A. dress
B. skirt
C. clothes
D. shirt
82. This bike isn't _______. It’s ________.
A. her, his
B. his, her
C. hers, his
D. her, he
83. I got up ______ six ______ the morning _____ July 12th.
A. at, in, on
B. in, on, at
C. at, in, of.
D. at, on, of
84. Do you want _______ ?
A. go
B. going
C. a go
D. to going
85. Do you watch TV _______ Saturday evening ?
A. on
B. in
C. at
D. for
86. I bought a new shirt for Marble, ______ she didn't like it.
A. because
B. and
C. so
D. but
87. Thank you very much.
_________.
A. You're all right
B. You're welcome
C. You're very well
D. No, thanks
88. _______ a fine day it was yesterday!
A. What a
B. What
C. How a
D. How
89. Our teacher told him _______ in the street.
A. not play
B. not to play
C. don't play
D. no play
90. Is there ______ good in today's newspaper ? No, there is ______.
A. something, anything
B. anything, anything
C. nothing, nothing
D. anything, nothing
91. They won't leave ______ you come back.
A. until
B. and
C. about
D. to
92. Mrs. Clarke has a son _______ Bruno.
A. called
B. calling
C. calls
D. to call
93. When I saw my friend on the road, I stopped ______ to him.
A. talk
B. talking
C. to talk
D. talked
94. ______ I go home now, Mr Wu ? No, you _____ finish the work first
A. May, must
B. Must, may
C. Must, may
D. Must, must
95. _______ there any meat and apples in the basket ?
A. Am
B. Were
C. Are
D. Is
96. What's _____ with you ?
A. matter
B. wrong
C. thing
D. the wrong
97. He came back ______ a cold winter day.
A. over
B. on
C. in
D. at
98. Please _____ your coat. It's very cold outside.
A. dress
B. be in
C. put on
D. wear
99. Mr Liu met two________ in Paris.
A. German
B. Russian
C. Chinese
D. Canadian
100. An apple ______ into the water.
A. fell
B. was fallen
C. falls
D. is fallen
101. I thought the news ______ important.
A. is
B. was
C. are
D. were
102. Do you know _______ inventor ? Yes, he's _______ friend of mine
A. the, a
B. an, a
C. an, the
D. the, the
103. Several people came and there were two boys _______ them.
A. between B . among C. for D. except
104. Don't let the children _______ in the reading room.
A. shout
B. to shout
C. shouting
D. shouted
105. This kind of jacket _______ everywhere.
A. see
B. are seen
C. can see
D. can be seen
106. Tom said to the guests, "Help ________ to some meat."
A. youself
B. youselves
C. yourself
D. yourselves
107. _______ will be the population of the world in the year 2000?
A. What
B. How much
C. How many
D. How soon
108. Mary isn't in. She ______ to school.
A. went
B. has gone
C. has been
D. go
109. Could you tell me _______ ?
A. where does she live
B. where she lives
C. she lives where
D. where is she living
110. My brother joined the League _________ March 24, 1990. He _____a League member for six years.
A. on, has become
B. on, has been
C. in, has been
D. in, has become
111. We suddenly heard somebody _______ for help in the forest.
A. calls
B. called
C. calling
D. to call
112. My teacher often helps me ______ my English. ______ her help I have caught up _____the class.
A. with, Under, to
B. of, With, with
C. in, Under, with
D. with, With, with
113. You must always _______ your library book on time.
A. give back
B. take away
C. bring
D. borrow
114. I often ________ my friends.
A. hear from
B. hear of
C. receive from
D. write a letter from
115. It is National Day. There are a lot of people on ______ side of the street.
A. both
B. all
C. every
D. each
116. I'm sure the book is very ________ and children are ______ it.
A. interested, interesting
B. interesting, interested in
C. interested in, interesting
D. interesting, interested
117. They were all very tired, but ______ of them would stop to take a rest.
A. some
B. any
C. many
D. none
118. My younger sisters are _______ young ______ go to school.
A. so, that
B. too, that
C. too, to
D. so, not to
119. I'll tell him about it as soon as he _______ back.
A. come
B. comes
C. will come
D. is coming
120. --I hear that you're going back to Australia. I hope you'll return one day.
--_______. I hope to return when I'm older.
A. I do so
B. so I
C. I so do
D. So do I
121. The radio says there will be a ______ rain tomorrow.
A. big
B. large
C. heavy
D. heavily
122. Don't read _______ the sun. It's bad ______ your eyes.
A. under, for
B. in, to
C. in, for
D. under, to'
123. I have _______ all day looking for you.
A. cost
B. take
C. paid
D. spent
124. ______ Tom's mother lets him look after the baby.
A. At times
B. Some time
C. At the same time
D. all the times
125. They stopped _______, but there was no sound.
A. listen
B. listening
C. to listen
D. to hear
126. Now you get _______ , go out and try your luck.
A. dressing
B. dressed
C. dress C. dresses
127. Please don't touch that fish. It smells ______.
A. bad
B. badly
C. good
D. well
128. ________ it is getting dark, ______ the farmers are still working in the field.
A. Though, but
B. But, though
C. Though, /
D. But, /
129. My friend, Tom, kept me _______ for an hour yesterday.
A. wait
B. waited
C. waiting c. wait
130. We can see ______ hundreds of birds flying in _____ sky.
A. a, a,
B. / , a
C. / , the
D. the, the
131. Miss Hunt bought some ______in the market.
A. pear
B. tomato
C. egg
D. fish
132. There is a small village ______ the two rivers.
A. during C. among C. between D. in
133. ________ will your sister be back ? In about two hours.
A. How b. How often C. How long D. How soon
134. Granny told the girl the moon ______ in the west.
A. goes down
B. went down
C. is going down
D. was going down
135. Your hands ______ before meals. They are too dirty.
A. must wash
B. can wash
C. must be washed
D. can be washed
136. The students ______ trees if it ______ raining tomorrow.
A. will plant, will stop
B. will plant, stops
C. plant, will stop
D. plant, stops
137. They asked me _______ finish my homework.
A. when I could
B. I when would
C. When I can
D. When could I
138. When I came into the room, I saw him _______ his homework.
A. did
B. does
C. doing
D. to do
139. He said that he would go to London ________.
A. the next month
B. last month
C. the month before
D. next month
140. It happened ________ a winter night.
A. at
B. on
C. in
D. for
141. He's worked here _______ 4 o'clock this afternoon.
A. for
B. at
C. since
D. about
142. He asked me , but I didn't know _________.
A. how to tell
B. what to speak
C. to say what
D. what to say
143. She doesn't like to _______ a black dress.
A. wear
B. put on
C. dress
D. put in
144. I have _______ much work to do _______ I have no time to go out with you.
A. such, that
B. so, that
C. so, as
D. such, as
145. "You're a very good student." "__________"
A. No, not at all
B. Yes, I am
C. Just so and so
D. I'm glad to hear that
146. There are three students in the reading room. One is a boy, ______ two are girls.
A. the others
B. the other
C. other
D. another
147. Let's go out for a walk, _________ ?
A. won't you
B. don't we
C. why not
D. shall we
148. The dogs were made ________ as fast as they could.
A. run
B. ran
C. running
D. to run
149. The policeman stopped ________, but he _______ no sound.
A. hearing, heard
B. listening, listened
C. to listen, heard
D. listening to, listened to
150. The apples in the basket are better than ______ on the table.
A. that
B. then
C. those
D. ones
Keys: A:
1-10: ADCCC ACBAB 11-20: CCBAC CDCCA 21-30: BADDB CAACD
31-40: DDCDA DBDCA 41-50: CDCCC BACDB 51-60: BCBBA CABAB
61-70: ADCCA CCACD 71-80: CBADD DAABB 81-90: CDCDD ACBBC
91-100: CAACA ABCDC 101-110: ACBBC CADDC 111-120: BBBAD DADCD
keys: B:
1-10: DADAC BAAAD 11-20: AABBA DDBDD 21-30: CDCBD BDCDA
31-40: BBCAB CCCBD 41-50: BDCBA DACAC 51-60: BABCD ADCCD
61-70: DCACC BDBCD 71-80: BDACD BACDC 81-90: ABCAB ADCDA
91-100: CACAC CBDBD
中考总复习单项选择训练之C语法答案解析
1. A。all, both等副词常用在连系动词后或行为动词前。
2. C. “of”常用来表示“所有”关系，如：the door of the classroom, the people of China.
3. A. 注意格式。
4. B. orange, 桔子；桔色的。
5. A. “How do you like…?”，“你认为……怎么样？”
6. D. some可用来修饰可数名词或不可数名词，常用在肯定句中。
7. C. “on one’s way to…”，“在去……的路上”；“home”为副词，前面不用“to”.
8. D. “much”，“许多”，修饰不可数名词。
9. A. “why not +动词原形”/ “Why don’t you …”, “为什么不……”。
10. A.
11. B. 区分不同时态的含义。
12. C. help…with…, be good at均为固定搭配。
13. A. 情态动词后用动词原形。
14. A. 注意时态与时间状语的搭配。
15. C. “请把你的画册拿给他看”。人称代词做宾语用宾格形式。
16. A.
17. C. “the greens”，“格林一家”或“格林夫妇”。
18. B. “help sb. (to) do sth.”, “help sb. with sth.”，“帮某人做某事”。
19. A. needn’t, “不必”，mustn’t, “一定不能……”。
20. C. （1）不定代词的修饰语用于不定代词后。（2）在表示请求等语气委婉的疑问句中，可用some, something等。
21. B. “他会游泳，我也会。”注意两句时态一样。
22. A.
23. B. 用副词修饰动词。
24. A. How引导感叹句，后用形容词或副词；what引导感叹句，后用名词。
25. D.
26. A. stop doing sth,“停止做某事”；stop to do sth, “停下来，做某事”。
27. C. “随便吃点鱼”
28. A.
29. C. 注意no longer的位置。
30. D. look, “看”；see,“看到”。
31. B. instead of, “代替……”。
32. C.“the way to”, “去……的路”。
33. B. 习惯用语。
34. B. all,“都（三个或更多）”；both, “都（两个）”。
35. C. a little, “一点”，little, “几乎没有”，都修饰不可数名词。Few，“几乎没有”，a few,“几个”，都修饰可数名词。
36. A. any在此句中为“任何一个”，故后用单数名词。
37. C. do with，“处理，处置”。
38. A.
39. A. “Would you please…?”句中用动词原型，因有助动词would。Not放于动词前。
40. C. as soon as引导时间主语从句。在时间主语从句和条件主语从句中，用一般现在时态表示将要发生的动作，即不能使用将来时态。
41. A. closed为形容词，“闭着，合着”。Keep doing, 持续做……。Keep + 形容词，“保持……状态”。
42. B. arrive at，“到达（较小的地方）”；arrive in，“到达（较大的地方）”。此外，还可用get to, reach表示“到达”。
43. A. give a message to sb，“给某人捎信”；leave a message for sb，“给某人留下口信”。
44. A. 两各种的另一个或两部分中的另一部分，用the other表示，如：On the other side of the road, there are many trees. Other后如有复数名词，可简写为others.
x y O 图3 中考定时专项训练 选择填空篇01 时间：15分钟 分数：42分 一、选择题（本大题共12个小题，每小题2分，共24分．在每小题给出的四个选项中，只有一项是符合题目要求的） 1．3 (1)-等于（ ） A ．－1 B ．1 C ．－3 D ．3 2．在实数范围内，x 有意义，则x 的取值范围是（ ） A ．x ≥0 B ．x ≤0 C ．x ＞0 D ．x ＜0 3．如图1，在菱形ABCD 中，AB = 5，∠BCD = 120°，则对角线AC 等于（ ） A ．20 B ．15 C ．10 D ．5 4．下列运算中，准确的是（ ） A ．34=-m m B ．()m n m n --=+ C ．236m m =（） D ．m m m =÷225．如图2，四个边长为1的小正方形拼成一个大正方形，A 、 B 、O 是小正方形顶点，⊙O 的半径为1，P 是⊙O 上的点， 且位于右上方的小正方形内，则∠APB 等于（ ） A ．30° B ．45° C ．60° D ．90° 6．反比例函数1 y x =（x ＞0）的图象如图3所示，随着x 值的 增大，y 值（ ） A ．增大 B ．减小 C ．不变 D ．先减小后增大 7．下列事件中，属于不可能事件的是（ ） A ．某个数的绝对值小于0 B ．某个数的相反数等于它本身 C ．某两个数的和小于0 D ．某两个负数的积大于0 8．图4是某商场一楼与二楼之间的手扶电梯示意图．其中AB 、CD 分别表示一楼、二楼地面的水平线， ∠ABC =150°，BC 的长是8 m ，则乘电梯从点B 到点C 上升的高度h 是（ ） A ．833 m B ．4 m C ．3m D ．8 m 9．某车的刹车距离y （m ）与开始刹车时的速度x （m/s ）之间满足二次函数2 120 y x =（x ＞0），若该车某次的刹车距离为5 m ，则开始刹车时的速度为（ ） A ．40 m/s B ．20 m/s C ．10 m/s D ．5 m/s 10．从棱长为2的正方体毛坯的一角，挖去一个棱长为1的小正方 体，得到一个如图5所示的零件，则这个零件的表面积是（ ） A ．20 B ．22 C ．24 D ．26 B A C D 图1 P O B A 图2 图5 A B C D 150° 图4 h
选择题专题训练（17） 姓名 班级 学号 1．化学知识广泛应用于生产、生活中，下列相关说法不．正确．．的是（ ） A ．食用松花蛋时蘸些食醋可以去除氨的气味 B ．棉花和木材的主要成分都是纤维素，蚕丝的主要成分是蛋白质 C ．只用淀粉溶液即可检验食盐是否为加碘盐 D ．液氯罐泄漏时，可将其移入水塘中，并向水塘中加入生石灰 2．已知在101kPa 时：CH 4(g)＋2O 2(g)＝CO 2(g)＋2H 2O(g)；△H＝-820kJ/mol 。下列说法中正确的是（ ） A ．反应过程中能量关系可用右图表示 B ．CH 4的燃烧热是820kJ C ．11.2LCH 4完全燃烧放出热量410kJ D ．若将此反应设计成原电池，甲烷在正极被氧化3．用N A 表示阿伏加德罗常数，下列说法不．正确．． 的是（ ） A ．0.2mol 过氧化氢完全分解生成0.1molO 2时转移的电子数目为0.2N A B ．300mL2mol/L 蔗糖溶液中所含分子数为0.6N A C ．在常温常压下，17g 硫化氢气体所含质子数目为9N A D ．在标准状况下，2.24L 二氧化硫与氧气混合气体中所含氧原子数为0.2N A 4．用下列实验装置完成对应的实验（部分仪器已省略），操作正确并能达到实验目的的是 （ ） A ．干燥Cl 2 B ．检验K 2CO 3中的K + C ．石油的蒸馏 D ．吸收NH 3 5．下列有关化学用语的叙述正确的是（ ） A ．硫酸铝水解的化学方程式是：Al 2(SO 4)3＋3H 2O 2Al(OH)3＋3H 2SO 4 B ．铜跟浓硝酸反应的离子方程式是：Cu ＋4NHO 3(浓)＝Cu 2+ ＋2NO 3- ＋2NO 2↑＋2H 2O C ．钢铁发生吸氧腐蚀时，负极发生的电极反应为：2H 2O ＋O 2＋4e -→4OH - D ．氢氧化亚铁在空气中久置变成红褐色的化学方程式为： Cl 2 浓H 2SO 4 NH 3 稀H 2SO 4 C 6H 6 生成物能量总和 反应过程中放出的能量 反应物能量总和 能 量 反应进程
工程训练 一、判断题（共217道） 1.舂实模样周围及砂箱边或狭窄部分的型砂，通常采用砂舂的平头端舂砂。× 2.造型时，分型面上通常使用的是面砂，覆盖模样的则使用背砂。× 3.加强砂型排气，可防止铸件产生缩孔。× 4.起模时要将起模针孔扎在模样的中心位置上。× 5.砂型的紧实度应控制在一定范围内，过高或过低都影响铸件的质量。√ 6.机器造型只适用于大批量生产的铸件。√ 7.型砂紧实后的压缩程度称为砂型硬度。√ 8.浇注系统是引导液体金属进入型腔的通道，简称为浇口。√ 9.浇注系统的设置，与铸件质量无关。× 10.浇注系统应具有很好的挡渣能力，能控制铸件的凝固顺序。√ 11.直浇道分池形直浇道和漏斗形直浇道两种。× 12.池形外浇口主要用于铸铁件和有色合金铸件。√ 13.外浇口的主要作用是形成充型静压力头。√ 14.内浇道是连接浇口与直浇道的水平通道，它的主要作用是挡渣。× 15.大型铸钢件的浇注系统，常采用耐火砖制成的圆孔管砌成。√ 16.内浇道应开设在横浇道的尽头或直浇道的下面。× 17.在选择内浇道的开设位置时，首先要确定铸件的凝固顺序。√ 18.一般情况下，大中型铸件采用暗冒口，中小型铸件采用明冒口。× 19.冒口应尽量开设在铸件被补缩部位的下面或侧边。× 20.冒口不能安放在铸件需要机械加工的表面上。× 21.冷铁是用来控制铸件凝固最常用的一种激冷物。√ 22.浇注系统通常由浇口杯、直浇道、横浇道和内浇道组成。√ 23.厚大而容易产生热裂的铸件，应采用较高的浇注温度，对薄壁铸件应采用较低的浇注温度× 24.铸型浇注后，应按规定时间，及时去除压铁，以便收缩。√ 25.浇注温度较高时，浇注速度可以慢些。√ 26.金属型浇注温度应比砂型浇注温度高。√ 27.压力铸造不宜压铸厚壁铸件。× 28.铸件中细小而较为分散的孔眼称为缩孔，容积大而集中的孔眼称为缩松。× 29.砂眼是铸件表面黏附着一层难以清除的砂粒。× 30.铸件表面不光滑和凹凸不平的程度称为铸件表面粗糙度。√ 31.铸件的上表面容易产生夹砂结疤。√ 32.灰铸铁具有良好的铸造性能和使用性能，故它是应用最广的一种铸造合金。√ 33.与铸铁相比，铸钢的铸造性能较差。√ 34.铸造生产中用来制造砂型和砂芯的原砂（主要为石英颗粒）称为铸造用砂。√ 35.可塑性是指砂型在外力作用下变形，当外力去除后，能保持所改变形状的能力。√ 36.砂箱通常采用铸铁做成方形框架结构。√ 37.箱壁和箱带处的型砂要比模样周围紧些。√ 38.粗粒无黏土的干砂作隔离材料。× 39.在分型面上常采用修型时应先修整下表面，在修上表面。√ 40.芯头的主要作用是形成铸件的内腔、孔和凸台部分。× 41.砂芯中的通气孔应互相连通，不可中断或堵死。√
初中英语中考单项选择题专项训练250题（附答案） ( ) is ____used and ______ people are interested in it. A wide, many more B. widely, a lot more C. wide, more D. widely, much more ( )2、---- What would you like to drink ---- It doesn’t matter. ________ will do . A. Nothing B. Everything C. Something D. Anything ( )3、This question is very difficult . _______ people can understand it. A. Little B. A few C. Few D. A little ( )4.、After entering the WTO, _______ foreigners will come to our country for business. A. some B. fewer C. all D. more ( )5、---- The exam was very easy, wasn’t it ---- Yes, but I don’t think _______ could pass it. A. somebody B. any body C. nobody D. everybody ( )6、The population of Shanghai is larger than __________ of Hangzhou. A. one B. it C. what D. that ( )7、There is only _______ walk from my home to school. A. five minutes B. five minutes’ C. five minute D. fifth minute’s ( )8、Wang Qiang is a _________ boy. A. five-year-old B. five year old C. five-years-old D. five years old ( )9、The boy was born______ the night of May 20,1999. A. at B. on C. in D. doing ( )10、I’ve been here ___ 3 o’clock. That means I have stayed here ___ an hour and a half. A. at ;since B. at; for C. since; for D. since; since ( )11、English is as _________ as Chinese. You should learn it well. A. important B. more important C. the most important D. much more important ( )12、We’ve never seen _________ flower before. A. such a beautiful B. such beautiful C. so a beautiful D. so beautiful ( )13、You must wear glasses. They can keep your eyes ________. A. save B. safe C. safely D. to save ( )14、Would you please speak _______ I still can’t follow you. A. slow B. much slow C. much slowly D. more slowly ( )15、---- What was the weather like yesterday ---- It was terrible. It rained _______. People could _______ go out. A. hard; hard B. hardly; hard C. hardly; hardly D. hard; hardly ( )16. There are few _______ in the fridge. Let’s go and buy some peas, carrots and cabbages. A. vegetables B. fruit C. meat D. eggs ( )17. This room is __________. A. B ill and David’s B. Bill’s and David’s C. Bills and David’s D. Bill and David
选择题专项训练(三) 山东某校地理兴趣小组于3月21日前往图4所示区域进行地理观测，图中等高距为200米。据此完成1～3题。 1．图中Q地的海拔高度可能是 A．160米 B．380米 C．680米 D．980米 2．15时（地方时）Q地的观测者看到太阳在P地落下，据此判断河流干流大致的流向是 A．东北流向西南 B．西南流向东北 C．西北流向东南 D．东南流向西北 3．若图示森林急剧减少，对当地水循环的影响将主要有 ①坡面汇流速度加快②水汽输送量减少③蒸腾、蒸发量加大④地下径流减少 A．①② B．③④ C．②③ D．①④ 下图是我国东部4城市日照时数（曲线）和降水量的年变化图。回答4～5题。 4．图中4城市纬度由高到低依次是 A．丙甲乙丁 B．乙丙丁甲 C．丙甲丁乙 D．丁丙乙甲[来源:] 5．5月份，丙地日照时数大于丁地的主要原因是 A．太阳辐射强度大 B．正午太阳高度大 C．受低气压控制 D．白昼时间长且多晴天 6日０时20分。据此完成6～7题。 6、图中甲地时间为（） A．5日5时20分B．6日6时20分C．6日5时20分D．5日6时20分 7、当日下列城市白昼最长的是（） A．悉尼B．上海C．雅加达D．莫斯科
水量盈余率是衡量水库蓄水量变化的重要指标(水量盈余率＝流入量／流出量)。右图为北半球某水库各月水量盈余率统计图，读图完成8～9题。 8．下列说法正确的是( ) A ．12月份水库的储水量最大 B ．3月份水库的储水量最大 C ．6月份水库的储水量最小 D ．9月份水库的储水量最大 9．该水库库区所处的自然带最有可能是( ) A ．亚热带常绿阔叶林带 B ．亚热带常绿硬叶林带 C ．温带落叶阔叶林带 D ．温带针叶林带 下图示意欧州部分城市冬、夏季气温状况。读图完成10～11题。 10．城市a ～c ( ) A ．气候大陆性自东向西逐渐增强 B ．年降水量自西向东呈递减趋势 C ．夏季温和，冬季寒冷，全年湿润 D ．年太阳辐射量自东向西逐渐变大 11．影响城市a ～e 气温差异的主要因素是 ( ) A ．大气环流、海陆位置 B ．纬度位置、海陆位置 C ．大气环流、地形地势 D ．纬度位置、地形地势 图3为“世界某区域图”，图4是风力统计曲线，其中两条折线对应图中甲、乙两地，读图回答12～13题 图5 图6 12．甲、乙两地对应的风力统计曲线是 A ．甲—①、乙—② B ．甲—③、乙—② C ．甲—②、乙—③ D ．甲—②、乙—① 13．造成甲、乙两地一年中风力大小差异的原因是 ①气压带、风带的季节移动 ②地形起伏 ③海陆热力性质差异 ④海陆位置 A ．①②④ B ．①③④ C ．①②③ D ．②③④ 1 2 3 4 5 6 7 (月份) 8 9 10 11 12 0 1 3 2 4 6 5 风 力 (级 )
一判断题 （一）混凝土工程 A.钢筋工程 1.施工现场钢筋代换时，相同级别的钢筋只要代换后截面积不减少就可以满足要求。 2．钢筋冷拉后表面不应发生裂纹或局部颈缩现象，且拉伸和冷弯试验应符合规定的要求。 3．交叉钢筋网片利用点焊以代替人工绑扎是生产机械化和提高工效的有效措施。 4．钢筋和预埋件电弧焊部位外观不得有裂纹、咬边、凹陷、焊瘤、夹渣和气孔等缺陷。 5．钢筋骨架应满足设计要求的型号、直径、根数和间距正确，且钢筋的力学性能合格就达到验收合格的要求。 B.模板工程 1．拆模程序一般应是先支先拆，后支后拆，非承重先拆，承重的后拆。 2．重大结构的模板系统可以不需设计，请有经验的工人安装就可以满足强度、刚度和稳定性要求。3．承重模板只要不会损坏混凝土表面即可拆除。 4．承重模板必须待混凝土达到规定强度才可拆除。 C.混凝土工程 1.混凝土能凝结硬化获得强度是由于水泥水化反应的结果，适宜的用水量和浇水养护保持湿度是保证混凝土硬化的唯一条件。 2．混凝土结构施工缝是指先浇筑的混凝土和后浇筑的混凝土结合面，而不是指一道缝。 3．混凝土施工缝是指先浇筑的混凝土和后浇筑的混凝土在结合处的一道缝。 4．现浇混凝土框架结构若采用柱梁板同时浇注工艺时，必须在柱浇注后1～1.5h,才可浇注上面的梁板结构。 5．混凝土施工缝宜留在结构受拉力较小且便于施工的部位。 6．对混凝土拌和物运输的基本要求是混凝土不离析、保证规定的坍落度、在混凝土初凝前有充分时间进行浇注施工。 7．使用外加剂的普遍性已使它成为混凝土的第五种材料。 8. 大体积混凝土结构整体性要求较高,一般分层浇筑。 9. 钢筋混凝土框架结构整体性要求较高,一般不允许留施工缝。 （二）预应力工程 1．预应力混凝土先张法施工一般适合生产中小型预制构件。 2．预应力混凝土后张法施工，孔道灌浆是为了增加预应力钢筋与混凝土的粘结力。 3．预应力混凝土后张法施工，混凝土是通过预应力钢筋与混凝土的粘结力获得预应力。 4．预应力混凝土与普通混凝土相比可有效的利用高强钢筋，提高混凝土的抗裂性、刚度，减小构件截面尺寸等优点。 5．钢绞线强度高、柔性好、没有接头，故广泛使用于预应力混凝土结构。 二选择题 （二）混凝土工程 A.钢筋工程
2014高考英语单项选择专题训练精品题（16）及答案 【湖南省怀化市2014高考英语3月一模试 Section A (15 marks)（单项选择） Directions: Beneath each of the following sentences there are four choices marked A, B, C and D. Choose the one answer that best completes the sentence. 21. He is of confidence, , in my opinion, is most important in society. A. how B. that C. what D. which 22. — Tom! I forgot to bring my notebook this morning. —Don’t worry! I it for you. A. will get B. gets C. am getting D. am going to get 23. Microblogs experienced rapid growth in 2013 in China, with its operators, users and visitors several times. A. increase B. increased C. increasing D. to increase 24. Look at the timetable. Hurry up! Flight 9013 to Changsha off at 7:30. A. took B. takes C. will be taken D. has taken 25. Keep yourself open we can experience the great joy that friendship can bring. A. as if B. so that C. even though D. ever since 26. We used to mistake that heavy objects fell faster than light . A. the ones B. those C. ones D. these 27. By the end of last week, nearly 80 percent of the work . A. have finished B. had been finished C. will be finished D. was finished 28. Focused on your heart asks you to do, you’ll realize your dream one day. A. that B. which C. what D. it 29. Lady Gaga has put off her concerts because of the difficulties by the ongoing strikes. A. caused B. causing C. to be caused D. having caused 30. Cindy, to be here at 8 o’clock. A. is sure B. is sure that C. will be sure D. be sure 31. necessary experience for my future career, I take an active part in social activities in college. A. To gain B. Gain C. Gaining D. Having gained 32. You get two tickets of Despicable Me Ⅱ, as I have promised . A. may B. can C. need D. shall 33. A recent survey shows that the number of children who from the countryside with their
选择题专项训练 1.能源、信息和材料是现代社会发展的三大支柱，关于他们的下列说法正确的是（） A.光电池和VCD光碟都应用了磁性材料 B.光导纤维是利用超声波来传递信息的。 C.核能是可再生能源 D.雷达是利用电磁波来进行定位和导航的 2.关于声现象下列说法不正确的是（） A.真空不能穿省市通过实验与推理的方法获得的 B.发出较强声音的喇叭能使他前面的主演“跳舞”，说明声波能传递能量 C.课堂上听到老师的讲话声，说明声音可以在空气中传播 D.声音在不同介质中传播的速度相同 3.在研究平面及成像特点的实验中，在竖起的玻璃板前后各方一支蜡烛，对着玻璃板既可看到前面蜡烛在玻璃板后所成的像，同时又可看到放在玻璃板后的“蜡烛”。下列说法正确的是（） A.两者都是光的反射所成的像 B.两者都是光的折射所成的像 C.前者是光的折射形成的像，后者是光的反射形成的像 D.前者是光的反射形成的像，后者是光的折射形成的像 4.在实验探究活动中，某同学将微小压强计的探头线后放入两种不同的液体中，根据如图所示的信息能够探究的是（） A.液体内部的压强跟液体密度的关系 B.液体压强跟液体深度的关系 C.在同一深度，液体向各个方向的压强大小是否相等 D.液体内部向各个方向是否都有压强 5.中国科学考察队成功登上珠穆朗玛峰，并测量出这座 世界最高峰的“身高”为8848.43米，如果科考队员某天 测得山脚的大气压为1个标准大气压，则（） A.因为山峰的高度较大，测量这座山峰高度所使用的刻 度尺得分度尺为1米 B.珠穆朗玛峰山脚的大气压将一定是1个标准大气压 C.珠穆朗玛峰山顶大气压将大于1个标准大气压 D.如果在珠穆朗玛峰山顶用敞口锅烧水，沸水温度一定低于100摄氏度 6.如图示，在水平公路上，小汽车做匀速直线运动时与静止时相比较（考虑空气因素），下列说法正确的是（） A.运动时对地面压力小于静止时的压力 B.运动时对地面压力等于静止时 C.运动时受到地面的摩擦力小于静止时 D.运动时受到地面摩擦力等于静止时 7.某杠杆两端各挂一个铜球和一个铁球，杠杆保持平衡，已知AO>BO,若将 铜球和铁球同时向支点移动相同的距离L，那么（） A.铁球下降，动能增加，势能减少 B.铜球下降，动能增加，势能减少 C.杠杆仍保持平衡，两球动能不变，势能不变 D.条件不足，无法判断 8.某同学在做“调节灯泡亮度”的实验时，电路如图所示，电源电压4.5v, 电压表量程0--3v,变阻器规格“20欧，1A”，灯泡L标有“2.5v,1.25W”, 字样（不考虑电阻的变化），在不损坏电路元件的情况下，下列判断正确的是（） A.电路中电流变化范围是0.18--0.5A B.滑动变阻器组织变化的范围是2.5--10欧 C.灯泡的最小功率是0.162W D.该电路的最大功率是2.25W 9.
判断题专项训练 1. 电阻元件的伏安特性曲线是过原点的直线时，称为线性电阻。（） 2 .色环电阻识读时，从左向右或从右向左读，结果都是一样的。（） 3. 电路图是根据电器元件的实际位置和实际接线连接起来的。 ( ) 4.蓄电池在电路中必定是电源，总是把化学能转化为电能。（） 5.我们常说的“负载大”是指用电设备的电阻大。（） 6.在线性电路中，电流通过电阻所做的功与它产生的热量是相等的。（） 7.电路中选择的参考点改变了，各点的电位也将改变。（） 8.测量电流时应把电流表串联在被测电路里，测量电压时应把电压表和被测部分并联（） 9.电压是绝对的，电位是相对的。（） 10.直流电路中，有电压的元件一定有电流。（） 11.串联电路中各个电阻消耗的功率跟它的阻值成正比。（） 12.导体的长度和横截面积都增大一倍，其电阻不变。（） 13.电阻值大的导体，电阻率一定也大。（） 14.电路分析中一个电流得负值，说明它小于零。（） 15.通过电阻上的电流增大到原来的3倍时，电阻消耗的功率为原来的3倍。（） 16.电路中选择的参考点改变了，两点间的电压也将改变。（） 17.电压是电路中产生电流的根本原因，数值上等于电路中两点电位的差值。（） 18.在直流电路中电流和电压的大小和方向都不随时间变化。（） 19.单位时间内电流所做的功称为电功率，其单位有瓦特和千瓦。（） 20.日常使用的白炽灯灯丝烧断后，重新搭上使用白炽灯将变得更亮。（） 21.电压和电流计算结果得负值，说明它们的参考方向假设反了。（） 22.电功率大的用电器，电功也一定大。（） 23.电路分析中一个电流得负值，说明它小于零。（） 24.单位时间内电流所做的功称为电功率，其单位有瓦特和千瓦（） 25.一条马路上路灯总是同时亮，同时灭，因此这些灯都是串联接入电网的。（） 26.通常照明电路中灯开得越多总的负载电阻就越小。（） 27.短路状态下，电源内阻为零压降。（） 28.当外电路开路时，电源的端电压等于零。（）
2020年中考英语单项选择题专项练习 （一） ( )1．Do you mind ____? A．I smoking B．my smoking C．my smoke D．me to smoke ( )2．Don't be ____ , this is not a ______ traffic． A．surprise, surprising B．surprise, surprise C．surprised, surprising D．surprising, surprised ( )3．You each _____ good sense of humor． A．with B．has C．have D．are ( )4．The room is safe to ______． A．live in B．living in C．live D．live with ( )5．Hobo has lots to eat and drink．''lots'' is ______． A．subject B．object C．attributive D．predicative ( )6．It's _____ for us _____ polite in class． A．interesting, to become B．important, to C．good, to D．necessary, to be ( )7．When you feel _____ to watch TV by the n, you are all right． A．enough good B．enough well C．well enough D．good enough ( )8．If it isn't yours, it must be _____ ． A．somebody else B．somebody else's C．else somebody D．else's somebody ( )9．Some people ____ that people born under the same star sign ___ share．similar characteristics．A．don't believe, / B．believe, don't C．don't hope, / D．believe, doesn't ( )10．Thanks for _____ the new chairperson． A．recommend me as B．recommending me as C．recommend me for D．recommending me for ( )11．“Do you mind if I sit here?”“_____．It's for Mr. Brown．” A．Not at all B．Never mind C．Better not D．Of course not ( )12．“Are these enough for you all?”“_____．” A．Much more B．Many more C．More many D．Too much ( )13．It is very kind _____ you to help me with my lessons．It is hard _____ me to learn them well．A．of, for B．of, of C．for, of D．for, for ( )14．Simon often _____, “I am generous．I like to _____ nice presents to my friends when I go to visit the m．” A．tells, carry B．speaks, bring C．says, talk D．says, take ( )15．Don't eat _____ meat．If you do so, You'll get _____ fat． A．much too, too much B．too much, much too C．much too, much too D．too much, too much ( )16．I can't decide _____ ． A．to buy which one B．which one to buy C．to buy which D．which to buy one ( )17．He is businesslike and is often _____．I hope he will have more _____ at his business．A．success, successful B．successful, success C．successfully, successful D．successful, successful
24题题型训练---先秦时期(中华文明的兴起和第一次社会转型) 1．【2013年全国I卷.24-1】在周代分封制下，墓葬有严格的等级规定。考古显示，战国时期，秦国地区君王墓葬规模宏大，其余墓葬无明显等级差别；在经济发达的东方六国地区，君王、卿大夫、士的墓葬等级差别明显。这表明 A．经济发展是分封制度得以维系的关键B．分封制中的等级规定凸显了君主集权 C．秦国率先消除分封体制走向集权统治D．东方六国仍严格遵行西周的分封制度2．【2014年全国I卷.24-1】中国古代，“天”被尊为最高神。秦汉以后，以“天子”自居的皇帝举行祭天大典，表明自己“承天”而“子民”，官员、百姓则祭拜自己的祖先。这反映了秦汉以后 A．君主专制缘于宗教权威B．祭天活动强化了宗法制度 C．皇权至上促成祖先崇拜D．政治统治借助于人伦秩序 3．【2014年全国II卷.24-1】周代分封制下，各封国贵族按“周礼”行事，学说统一的“雅言”，促进了各地文化的整合。周代的“雅言”最早应起源于现在的 A．河南B．河北C．陕西D．山东 4．【2015年全国II卷.24-1】古代儒家学者批评现实政治，往往称颂夏、商、周“三代”之美，甚至希望君主像尧、舜一样圣明。这表明了儒者() A．不能适应现实政治B．理想化的政治诉求 C．反对进行社会变革D．以复古为政治目标 5．【2018年全国II卷.24-1】据《史记》记载，商汤见野外有人捕猎鸟兽，张设的罗网四面密实，认为这样便将鸟兽杀绝了，“乃去其三面”，因此获得诸侯的拥护，最终推翻夏桀，创立商朝，这一记载意在说明 A．商朝已经注重生态环境保护B．捕猎是夏商时主要经济活动 C．商汤成功缘于他的仁德之心D．资源争夺是夏商更替的主因 6．【2017年全国I卷.24-1】周灭商之后，推行分封制，如封武王弟康叔于卫，都朝歌（今河南淇县）；封周公长子伯禽于鲁，都奄（今山东曲阜）；封召公爽于燕，都蓟（今北京）。分封制 A．推动了文化的交流与文化认同B．强化了君主专制权力 C．实现了王室对地方的直接控制D．确立了贵族世袭特权 7．【2016年全国Ⅲ卷.24-1】周代青铜器上的铭文与商代相比，字数越来越多，语句也愈加格式化。这些铭文大都记述个人业绩，追颂祖先功德，希冀子孙保用。这表明西周时A．形成了重视历史传承的风尚B．创造了一种全新的文字体系 C．宗法制度受到了严重的挑战D．青铜器的功用发生重大改变 8．【2015年全国I卷.24-2】《吕氏春秋·上农》在描述农耕之利时不无夸张地说：一个农夫耕种肥沃的土地可以养活九口人，耕种一般的土地也能养活五口人。战国时期农业收益的增
（一） 一、单项选择题（每小题2分，共12分） 1. 设四阶行列式 b c c a d c d b b c a d d c b a D = ，则=+++41312111A A A A （ ）. A.abcd B.0 C.2 )(abcd D.4 )(abcd 2. 设(),0ij m n A a Ax ?==仅有零解，则 （ ） (A) A 的行向量组线性无关; (B) A 的行向量组线性相关; (C) A 的列向量组线性无关; (D) A 的列向量组线性相关; 3. 设8.0) (=A P ，8.0)|(=B A P ，7.0)(=B P ，则下列结论正确的是（ ）. A.事件A 与B 互不相容； B.B A ?； C.事件A 与B 互相独立； D.)()()(B P A P B A P += Y 4. 从一副52张的扑克牌中任意抽5张，其中没有K 字牌的概率为（ ）. A.5525 48C C B.52 48 C.5 54855C D.555548 5. 复数)5sin 5(cos 5π πi z --=的三角表示式为（ ） A ．)54sin 54(cos 5ππi +- B ．)54sin 54(cos 5π πi - C ．)54sin 54(cos 5ππi + D ．)5 4sin 54(cos 5π πi -- 6. 设C 为正向圆周｜z+1|=2,n 为正整数，则积分 ?+-c n i z dz 1)(等于（ ） A ．1； B ．2πi ； C ．0； D ．i π21 二、填空题（每空3分，共18分） 1. 设A 、B 均为n 阶方阵，且3||,2|| ==B A ，则=-|2|1BA . 2. 设向量组()()() 1231,1,1,1,2,1,2,3,T T T t α=α=α=则当t = 时, 123,,ααα线性相关. 3. 甲、乙向同一目标射击，甲、乙分别击中目标概率为0.8， 0.4，则目标被击中的概率为 4. 已知()1,()3E X D X =-=，则2 3(2)E X ??-=??______.
中考英语100道单项选择题专题训练附答案第1部分 (D)1. He was born in Germany，but he has made China his________. A．family B．address C．house D．home (B)2. It’s cold today.Take your ________with you when you go out. A．knife B．coat C．brush D．key (C)3.—It’s useless to regret what has been done.Don’t make those mistakes again.—I won’t.That’s a(n)________ A．order B．decision C．promise D．agreement (B)4.—Kids often feel better in a happy family. —That’s true.A happy family provides a loving ________ for its children. A．expression B．environment C．encouragement D．development (C)5.—I’m so hungry now. —I think you can eat ________ and two cakes. A．two breads B．two piece of bread C．two pieces of bread D．two pieces of breads (D)6.—The best ________ to come to Yichang is spring. —I think so.The green water and green mountains are unforgettable. A．environment B．journey C．temperature D．season (C)7.Life is like riding a bicycle.To keep your ________，you must keep moving. A．promise B．position C．balance D．ability (C) 8. Some old people need a ________ because they feel lonely. A．gift B．stick C．pet D．watch (C) 9.—Why do you stand a stone monkey in front of the park? —Because it’s the ________of our city.It’s said that the monkeys have ever helped us a lot.
综合小测1 一、选择题 1.函数y =2x +1的图象是 2.△ABC 中，cos A = 135，sin B =53 ,则cos C 的值为 A. 65 56 B.－6556 C.－6516 D. 65 16 3.过点（1，3）作直线l ，若l 经过点（a ,0）和(0,b )，且a ,b ∈N*，则可作出的l 的条数为 B.2 D.多于3 4.函数f (x )=log a x (a ＞0且a ≠1)对任意正实数x ,y 都有 (x ·y )=f (x )·f (y ) (x ·y )=f (x )+f (y ) (x +y )=f (x )·f (y ) (x +y )=f (x )+f (y ) 5.已知二面角α—l —β的大小为60°，b 和c 是两条异面直线，则在下列四个条件中，能使b 和c 所成的角为60°的是 ∥α,c ∥β ∥α,c ⊥β ⊥α,c ⊥β ⊥α,c ∥β 6.一个等差数列共n 项，其和为90，这个数列的前10项的和为25，后10项的和为75，则项数n 为 （ ） B.16 7.某城市的街道如图，某人要从A 地前往B 地，则路程最短的走法有 种 种 种 种 8.若a ,b 是异面直线，a ?α,b ?β,α∩β=l ，则下列命题中是真命题的为 与a 、b 分别相交 与a 、b 都不相交 至多与a 、b 中的一条相交 至少与a 、b 中的一条相交
9.设F 1，F 2是双曲线4 2 x －y 2=1的两个焦点，点P 在双曲线上，且1 PF ·2PF =0，则|1 PF |·|2PF |的值等于 B.22 (x )=(1+2x )m +(1+3x )n (m ,n ∈N*)的展开式中x 的系数为13，则x 2的系数为 B.40 或40 或80 11.从装有4粒大小、形状相同，颜色不同的玻璃球的瓶中，随意一次倒出若干粒玻璃球（至少一粒），则倒出奇数粒玻璃球的概率比倒出偶数粒玻璃球的概率 A.小 B.大 C.相等 D.大小不能确定 12.如右图，A 、B 、C 、D 是某煤矿的四个采煤点，l 是公路，图中所标线段为道路，ABQP 、BCRQ 、CDSR 近似于正方形.已知A 、B 、C 、D 四个采煤点每天的采煤量之比约为5∶1∶2∶3，运煤的费用与运煤的路程、所运煤的重量都成正比.现要从P 、Q 、R 、S 中选出一处设立一个运煤中转站，使四个采煤点的煤运到中转站的费用最少，则地点应选在 点 点 点 点 题号 1 2 3 4 5 6 7 8 9 10 11 答案 二、填空题 13.抛物线y 2=2x 上到直线x －y +3=0距离最短的点的坐标为_________. 14.一个长方体共一顶点的三个面的面积分别是2，3，6，这个长方体对角线的长是_________. 15.设定义在R 上的偶函数f (x )满足f (x +1)+f (x )=1,且当x ∈［1,2］时，f (x )=2－x ,则f =_________.
选择题专题训练7 1、☆☆☆如图所示，A 、B 两长方体木块放在水平面上，它们的高度相等，长木板C 放在它们上面，用水平力F 拉木块A ，使A 、B 、C 一起沿水平面向右匀速运动，则 （ AD ） A 、A 对C 的摩擦力向右 B 、 C 对A 的摩擦力向右 C 、B 对C 的摩擦力向右 D 、C 对B 的摩擦力向右 2、☆☆如图所示，重物质量为1kg ，动滑轮质量不计，竖直向上拉动细绳，使重物从静止开始以5m/s 2的加速度上升，则拉力F 在1s 末的瞬时功率为（ A ） A 、75W B 、37.5W C 、12.5W D 、15W 3、☆☆两个相同的金属球，带电荷量之比为 1：7，相距为r ，两球相互接触后再放回原来位置，则它们的库仑力可能为原来的（ CD ） A 、4/7 B 、3/7 C 、9/7 D 、16/7 4、☆☆☆☆如图所示是一交流电的电流随时间而变化的图像，此交流电的有效值是 （ B ） A 、52A B 、5A C 、3.52A D 、3.5A 5、☆☆☆☆在一根铁棒上绕有一线圈，a 、c 是线圈的两端，b 为中间抽头，把a 、b 两点接入一平行金属导轨，在导轨上横放一金属棒ef ，导轨间有如图所示的匀强磁场，若要 求a 、c 两点间的电势都高于b 点，则金属棒沿导轨的运动情况是 （ B ） A 、应向右加速平动 B 、应向右减速平动 C 、应向左加速平动 D 、应向左减速平动 6、☆☆☆如图所示，天平左边放着盛水的杯，杯底用轻线系一木质小球，右边放着砝码，此时天平平衡，若轻线发生断裂，在小球加速上升过程中，不计水的阻力，天平将（ B ） A 、左盘下降 B 、右盘下降 C 、保持平衡 D 、右盘先下降后又上升 7、☆☆☆如图所示是一种延时开关，当开关S 1闭合时，电磁铁F 将衔铁D 吸下，C 线路接通，当开关S 1断开时，由于电磁感应作用，D 将延迟一段时间才被释放，则 （ BC ） A 、由于A 线圈的电磁感应作用，才产生延时释放D 的作用 B 、由于B 线圈的电磁感应作用，才产生延时释放D 的作用 C 、如果断开B 线圈的开关S 2,无延时作用 D 、如果断开B 线圈的开关S 2,延时将变长