基数词变序数词+时间的表达+小数、分数讲解及人称代词、物主代词、指示代词练习

基数词&序数词一、基数词1. 1-10 （one, two, three, four, five, six, seven, eight, nine, ten）2. 11-19 (eleven, twelve, thirteen, fourteen, fifteen, sixteen, seventeen, eighteen, nineteen)3. 两位数（非整数），十位数和个位数之间用连字符“-”。

（21 twenty-one；76 seventy-six）4. 两位数（整数），以ty结尾；（40 forty；90 ninety）4. 三位数，在百位数和十位数之间用and连接。

101 a hundred and one；320 three hundred and twenty；648 six hundred and forty-eight5. 百（hundred），千（thousand），百万（million），千万（billion）6. 表示确切的百、千、百万时，不能用其复数形式；( 400 four hundred，hundred不加s) 表示成百、成千时，用其复数形式；( 成百hundreds of; 成千thousands of )7. 表示“人的不确切岁数”，用几十的复数形式；He became a professor in his thirties. （他在三十多岁成为教授。

）8. 表示年代时，用几十的复数形式；It was in 1960s. （那是在20世纪60年代。

）二、序数词1、英语的序数词基本变法：(1) 1-19：一般在基数词后加th特殊情况：one---first ; two---second; three---third; eight---eighth; nine---ninth;-ve结尾的改ve为f加th；（如five---fifth；twelve---twelfth）(2)两位数（整数），改y为-ie，加th；(如twenty---twentieth；thirty---thirtieth)（3）两位数/多位数（非整数），仅个位数部分用序数词。

（如：thirty-sixth, fifty---third, one hundred and twenty-first）2.缩写形式：阿拉伯数字+ 序数词末尾两个字母（只有1st, 2nd, 3rd为特殊形式，其他都是阿拉伯数字+ th）first ---1st；second---2nd; twentieth ---20th; twenty-third ---23rd三、基数词/序数词用法辨别1. 基数词也可以表示顺序，要将基数词放在名词之后。

the first Lesson --- Lesson One / the fifth page --- Page 5 Room 4042. (1)序数词前面加the时,表示顺序,This is the fourth time I come here. 这是我第四次来这儿。

(2) 加a/an时表示“再一、又一”We’ve tried it three times. Must we try it a fourth time? 我们已经试过三遍了，还必须再试一次（第四次）吗？四、时间的数词表示法1. 表示时刻（1）整点用“o’clock ”；（5: 00读作five o’clock或five）（2）几点过几分，分钟+ past + 小时；（five past seven 七点过五分； a quarter past eight八点过一刻；half past eight八点半）（3）几点差几分，分钟+ to + 小时；（ten to eight八点差十分； a quarter to twelve 十二点差一刻）（4）直接法：小时+ 分钟；（6: 31读作six thirty-one；10:26 ten twenty-six）2.表示日期，用the 加序数词表示，或用缩写形式12月1日: Dec.1st或the first of December；2002年11月8日: Nov. 8th, 2002.3.表示年份，用基数词表示2002读作twenty thousand and two；1976读作nineteen seventy-six4.表示年代，用the + 年代+ ‘s/ s在20世纪30年代：in the 1930’s 或in the 1930s5.表示世纪，用the + 序数词+ century，或者the + 整百+ ‘s/s20世纪：the 20th century 或the 1900’s/ the 1900s五、分数/小数/百分数表示法1、分数表示法：基数词作分子，序数词作分母；分子是“1”时，序数词用单数；除此之外，序数词用复数1/3：one third / a third；1/2：a half；1/4：one quarter ；3/4：three fourths/ three quarters ；1：one and a half2.“半”的表达：一半---a half；半小时→half an hour； 1.5小时→one and a half hours或one hour anda half.3. 当分数后接名词时，如果分数值大于1，名词用复数；小于1，名词用单数。

one and a half hours一个半小时；two and three fourths meters 2.75米3）小数：小数点左边合起来读，小数点右边的数字分开读，小数点读作point10.25 -----ten point two five / 1.03----one point o three4）10.25 -----ten point two five / 1.03----one point o three4）百分数：用基数词+ percent表示50%---fifty percent；3% ----- three percent数词专项练习(一) 50题( ) 1. Lincoln was born on ________.A. February 12, 1809B. 1809, February 12C. 1809, 12 FebruaryD. February 1809,12( ) 2. A _______ boy can sing the English song very well.A. ten-years-oldB. ten years oldC. ten-year-oldD. fifth years old( ) 3. An hour later, _____ minister was sent to see the “magic cloth”woven by those two men.A. twoB. the secondC. the twoD. second( ) 4. Abraham Lincoln was _______ President of the United States.A. 16B. the 16C. 16thD. the 16th( ) 5. Do you think there is any room for us ________?A. twoB. the twoC. secondD. the second( ) 6. ---How many students are there in your class? ---________.A. Twenty nineB. Thirty and twoC. Forty-fiveD. fifties( ) 7. Which number is wrong? _______.A. NinetyB. NinteenC. NinthD. Nineteenth( ) 8. The People’s Liberation Army was founded _______.A. on August 1, 1927B. in 1927, 1 AugustC. on August 1st, 1927D. in August 1, 1927( ) 9. The number 4,123 is read _______.A. four thousand one hundred and twenty-threeB. four thousand and one hundred twenty-threeC. four thousand and a hundred and twenty-threeD. four thousands a hundred and twenty-three( ) 10. The old professor still works hard though he is _________.A. in his sixtyB. in his sixtiesC. in sixtiesD. in the sixty( ) 11. This classroom is ________ ours. 主语+谓语+倍数（或分数）+as+adj. +asA. three times big asB. as three times big asC. three times as big asD. as big three times as( ) 12. The basketball team of our school ranks ________ in the match.A. threeB. thirdC. the threeD. the third( ) 13. ---Which is the car that he drives? ---It’s ________.A. fifty twoB. the fifty-two carsC. the car fifty fourD. the fifty-fourth car( ) 14. Which of the following is wrong? ________.A. He is a fifteen-year-old boy.B. He is at the age of 15.C. He is a boy of 15.D. He is fifteen year old.( ) 15. Our school is not very big. There are only ________ students.A. nine hundreds ofB. nine hundredC. nine hundredsD. nine hundred of( ) 16. ---How many new words are there in ________ lesson?---There are only _________.A. five; fifthB. fifth; fiveC. the fifth; the fiveD. the fifth; five( ) 17. ________, Coca-Cola began to enter China’s market. 年代的表达方法In+the+年+-sA. In 1970’sB. In 1970sC. In the 1970s’D. In the 1970s( ) 18. There was no bus in that small town. We had a ________.A. ten miles walkB. ten-mile walkC. ten mile’s walkD. tenth mile walk( ) 19. Today is the first day and ________.A. Tuesday is fourthB. Thursday is the fourthC. second is TuesdayD. a second is Thursday( ) 20. ---Which room do you live in? ---________.A. The 201 RoomB. Room 201C. Room 201stD. The 201’s Room( ) 21. ---How many magazines do you have? ---I have ________.A. twoB. bothC. twiceD. the second( ) 22. Three hundred thousand one hundred and seventy means _______.A. 3,170B. 3,117C. 300,170D. 30,170( ) 23. On May ________, ________ people traveled round the country.A. the first, millionsB. the first, millions ofC. first, the millionthD. first, millions( ) 24. ________ of them are dining at school.A. TwelveB. TwelfthC. The twelveD. The 12th ( ) 25. It’s 7:17 is read ________.A. seven and seventeenB. seven sevenC. seven one sevenD. seven seventeen( ) 26. Four ________ two is two.A. plusB. minusC. timesD. divided by( ) 27. Three ________ five is eight.A. plusB. minusC. timesD. divided by( ) 28. Three ________ seven is twenty-one.A. plusB. minusC. timesD. divided by( ) 29. Forty-two ________ seven is six.A. plusB. minusC. timesD. divided by( ) 30. There are ________ days in a year.A. three hundred sixty and fiveB. three hundred and sixty-fiveC. three hundreds and sixty-fiveD. three hundred sixty-five ( ) 31. There are ________ students in that school.A. two thousand eight-sixB. two thousand eighty-sixC. two thousand and eighty-sixD. two thousands and eighty-six ( ) 32. It took me ________ to get there.A. two hours and a halfB. two hours and halfC. two hour and a halfD. two hour and half( ) 33. September is _________ month of the year.A. the ninethB. the ninthC. ninethD. ninth( ) 34. Please pass me _______ book on the left.A. thirdB. threeC. the thirdD. the three( ) 35. ________ is a very tall boy.A. The twelveB. The twelvethC. The twelfethD. The twelfth ( ) 36. We have known each other for ________.A. a year and halfB. a year with halfC. a year and a halfD. a year with a half( ) 37. ---“What year is it?”---“It’s ________.”A. nineteen hundred and ninety-sevenB. nineteen and ninety-sevenC. nineteen ninety and sevenD. nineteen ninety-seven( ) 38. ---“What’s the date today?”---“It’s _________.”A. TuesdayB. June FourthC. June the fourD. June the fourth( ) 39. The train from Shanghai will arrive ________.A. in quarter past sixB. in a quarter past sixC. at quarter past sixD. at a quarter past six( ) 40. My friend was born on _________.A. three of July, 1979B. the third of July,1979C. 1979, July the thirdD. 1979, the third of July( ) 41. ________ is less than ________.A. One-third; two-thirdsB. One-third; two-thirdC. First-three; first-threesD. One-third; one-three( ) 42. ---Which lesson did you learn yesterday? ---________.A. Lesson SevenB. Lesson seventhC. The 7 LessonD. 7 Lesson( ) 43. ---“What’s the date today?”---“It’s _______.”A. the fourth of mayB. the fourth MayC. May fourD. May the fourth( ) 44. 334 is read ________.A. three hundreds and thirty fourB. three hundreds thirty fourC. three hundred and thirty fourthD. three hundred and thirty-four ( ) 45. In February, there are only _________ days.A. twenty nineB. twenty-ninethC. twenty-nineD. twenty eight ( ) 46. There will be a comedy on TV at ________ this evening.A. seven past thirtyB. half past sevenC. seven the thirtyD. thirty to seven( ) 47. It took me ________ to find out the key to the drawer.A. one and half hoursB. one and a half hoursC. one and a half hourD. one and half hour( ) 48. I’m so tired after ________ walk.A. three hoursB. three hours’C. three hour’sD. three hour ( ) 49. There are ________ stars in the sky.A. million ofB. millions ofC. the millionD. a million of ( ) 50. The street is ________ wide.A. two metersB. two meterC. the two meterD. a two meter代词一、用适当的人称代词填空：1. __________ is my aunt. We often visit __________. ( she )2. China is a developing country. _________is in the east of Asia. ( its )3. What day is __________ today? — __________ is Thursday. (its)5. I own a blue bike. The red one isn’t __________. ( I )6. These new houses are so nice. __________are very expensive.(them )7. The fishermen caught a lot of fish, didn’t __________? ( them )8. Ling Ling is a girl.____studies in a primary school.______ brother lives with ____ and helps ____ with______ lessons. ( she )9. Mike is my classmate. ____ is good at Engliush . ( his )10. Kate wants a glass of milk. Will you pass it to ____ ? ( she )11. What’s the weather like today ? ____ is cloudy. ( its )二、用形容词性物主代词和名词性物主代词填空1. I ate all ____ sandwiches yesterday.( I ) Can I have one of ____ ? ( you )2. George has lost ____ ( his ) pen. Ask Mary if（是否）she will lend him ____ . ( she )3..Jack has a dog and so have I.____(he)dog and ____( I ) had a fight (打架).4. The teacher wants you to return that book of ____ ( he )5. Mr. and Mrs. Green and a friend of ____ are coming to see us. ( they )6. We are going to Paris to stay with a French friend of ____ . (we )7. This isn’t________knife. _________ is green. ( she )8. These are your books Kate.Put ________in the desk，please.(they )9. _______ must look after ________ things. ( you )10. Wei Fang，is that ________ ruler? Yes，it’s.( you )11. They want a football. Give __________the green one，please. ( they)12. It’s Lin Tao’s bag. Give it to __________. ( he )13. Is this pencil-box Li Lei’s? No，___________ is very new. ( he )14. This box is too heavy. I can’t carry _________. ( it )Don’t worry，Let __________( I ) help __________. ( you)15. _____is a boy_____ name is Mike.Mikes friends like _____ very much. ( he )16. My sister is in _____ room. _____ is a teacher. ( she )17. Jane is a little girl. _____ mother is a nurse. ( she )18. We are in _____ classroom. _____ classroom is big. ( we)19. My father and mother are teachers. _____ are busy ( them)20. You are a pupil. Is _____ brother a pupil, too? ( you )三. 从括号内选择正确的代词填空1. Your football clothes are on the desk.Please put _________(they，them，their，theirs) away.2. (We，Us，Our，Ours)_________ English teacher is Mrs. Green.We all like _________(she，her，hers).3. (I，Me，My，Mine)_________ can’t get my kite.Could you help _________(I，me，my，mine)?4. Tom can’t get down from the tree.Can you help _________(he，him，his)?5. We can’t find our bikes.Can you help _________(we，us，our，ours)?6. These are _________(he，him，his) planes.The white ones are _________(I，me，mine).四、用括号中的适当形式填空1 Are these ______（you）pencils?Yes,they are ________（our）.2 Whose is this pencil? —It’s ________（I）.3 I love ________（they）very much.4 She is________（I）classmate.5 Miss Li often looks after________（she）brother.6 Are these ________（they）bags ？—No, they aren’t ________（their）. They are ________（we）.七、选择填空.1. Mr. More has more money than Mr. Little . But he doesn’t enjoy _______.A. heB. himC. hisD. himself2. Lily was 9 years old. _____ was old enough to go to school ________.A. She , sheB. She , herselfC. Her, herselfD. Her. she3. Jim’s watch is much newer than _________.A. hersB.sheC. herD. herself4. Would you like _____for super?A: something Chinese B：Chinese somethingC: anything Chinese D: Chinese anything5. ______ piano is too old ,but she still liked playing it.A. SheB. She’sC. HersD. Her6. ——Who taught you English last year?——Nobody taught me . I taught ______.A. meB. myselfC. mineD. I7. That bike is _________?A．he B. him C. his D. it8. We bought ______ a present, but _______ didn”t like it.A. they, themB. them , theyC. themselves , theirD. theirs, they9. Who’s singing over there ? — ________ is Sandy’s sister.A. ThatB. ItC. SheD. This10. ________ will spend the summer holiday in Hawaii.A. She, you and IB. You, she and IC. I, you and sheD. Her, me and you11. Between you and ________, he is not a real friend.A. meB. IC. heD. his12. My uncle bought a new bike for ________.A. theirsB. theyC. meD. I13. Here’s a postcard for you, Jim!— Oh, ____ is from my friend, Mary.A. heB. itC. sheD. it’s14. Little Baby knows that he should not take the things that do not belong to ________.A. heB. hisC. herD. him15. Will anyone go on a trip with him ? — Not ________.A. IB. meC. mineD. he16. Among those lovely toys, the brown toy dog was given by ________.A. heB. hisC. him反身代词:1.Those girls enjoyed ____ in the party last night.A.themB. theyC. themselvesD. herself2.Help ____ to some fish, children.A. yourselfB. yourC. yoursD. yourselves3. The film ____ is very fun.A. it’sB. itselfC. itD. its4. –Who teaches ____ math? –I teach ______.A. your, my selfB. you, myselfC. you, meD. you, herself5.The father will make ____ a bike ____.A. her, himselfB. she, himselfC. her, herselfD. she, herself 6.6.The scarf is ____, she made it_____.A. herself, herB. herself, hersC. hers, herselfD. her, herself7.. Liu Hulan’s death was great. She thought more of others than ______.A. herB. sheC. hersD. herself8. Luckily, he didn’t hurt ____ terribly yesterday.A. himB. themselvesC. himselfD. they9. I can’t mend my shoe _____. Can you mend it for _____?A. myself, meB. myself, IC. me, ID. I, me10. I like watching ____ in the mirror.A. meB. IC. myD. myself指示代词：( ) 1 Who's that at the door? ____ is the postman.A. SheB. ThisC. ItD. He( ) 2 -Who's that in the picture? A. It's me B. That's I C. This is a boy D. It's I( ) 3 -Look, who is coming? -___ must be our English teacher.A. SheB. HeC. ItD. This( ) 4 Someone is knocking at the door, but who can____ be?A. oneB. heC. sheD. it4( ) 1 ___ was late summer and the weather was very hot.A. ThatB. ItC. ThisD. It's( ) 2 What time is ____ now?A it B. all C. this D: that( ) 3 ___ a heavy rain last night.A. There hadB. We hadC. It wasD. There is( ) 4 ___ is 200 kilometres from here to the natural park. We have to go there by car.A. ThereB. ItC. ThisD. The place。