练习题1 (102)
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Lesson 101 and Lesson 102一根据句意填空(10分)1. Read Jimm y’s card me, please.2. Jimmy has just arrived Scotland.3. You know Jimmy is a of The Football has decided that there will be a football match next month.5. It’s enough for me. What do you want6. Please speak . I can’t hear you.7. He says he will write a letter .8. He doesn’t say very much, he9. He can’t write very on a card.10. I’m afraid that I have a cold.二将下列直接引语改为间接引语(10分)1. “I have got a headache.” Mary says.Mary says that got a headache.2. “I have just arrived in Scotland.” Jimmy writes.Jimmy writes that just arrived in Scotland.3. “Jimmy is a member of the Penny tells her mother.Penny tells her mother that Jimmy a of the “I’ll write a letter soon.” Jimmy says to his mother.Jimmy his mother that write a letter soon.5. “Speak up, Penny.” Grandmother says.Grandmother Penny speak up.6. “Where have you been” George asks Ken.George asks Ken he been.7. “Can you hear me” Penny asks her mother.Penny asks her mother she hear her.8. “Do you need an X-ray” Lucy asks Andy.Lucy asks Andy he an X-ray.9. “How much does your house cost” Nigel asks Ian.Nigel asks Ian his house .10. “Read Jimmy’s card to me.” Grandmother says to Penny.Grandmother Penny to Jimmy’s card to her.三用所给动词的适当形式填空(10分)1. He says that he (write) a letter soon.2. He says he just (arrive) in Scotland.3. It’s the best way (work) out the problem.4. Jimmy hopes (be) back soon.5. When he (come) to China I don’t know.6. My mother (work) in this library for twenty years.7. The rain (stop). Let’s start at once.8. I don’t think Sam can help you because he (go) to the supermarket.9. He not (say) very much, does he10. Hurry up! Or we (miss) the train.四用适当的从属连词填空(10分)1. The teacher wanted to know you went to school yesterday.2. Do you know son he is3. Him says he went to Mount Emei last week.4. Will you please tell me bus I should take5. He wants to know we can hear him clearly.6. The policeman asks him he came from.7. Can you tell me I shall water these flowers Every three days8. I can’t tell he loves my daughter or not.9. Do you remember he said about it10. I have never met him before. Could you tell me he is五选择填空(15分)( ) 1. “What is that little thing”“I don’t know what ”A. it isB. is itC. is that little thingD. was that little thing( ) 2. When do those shops open I’m not sure when .A. they openB. are they openC. they openingD. do they open( ) 3. Read Jimmy’s card me, please.A. forB. toC. onD. of( ) 4. , Penny. I’m afraid I can’t hear you.A. SpeakB. SayC. Speak upD. Say up( ) 5. He says he a letter soon.A. wroteB. writeC. writesD. will write ( ) 6. He doesn’t say very much, heA. canB. can’tC. doesD. doesn’t ( ) 7. I hope you are all well.A. ifB. whetherC. thatD. this( ) 8. Mr. White has lunch at school,A. hasn’t heB. doesn’t heC. doesn’t Mr. WhiteD. does he ( ) 9. Could you tell meA. when will they leave BeijingB. when would they leave BeijingC. when they will leave BeijingD. when did they leave Beijing ( ) 10. Miss Gao asks me I have been to London.A. thatB. ifC. whatD. which ( ) 11. Do you know yesterdayA. how did she come to schoolB. when she will come to schoolC. what didn’t she come to schoolD. why she didn’t come to school( ) 12. Jack isn’t sure students there are in his class.A. how manyB. whatC. whichD. whether( ) 13. Can you tell me yesterdayA. what they doB. what they didC. what do they doD. what did they do( ) 14. I don’t think it’s the best way,A. don’t’B. is itC. doesn’t isD. isn’t it ( ) 15. I’m sorry he didn’t tell me .A. how I doB. how can I do itC. what I doD. when can I do六句型转换(10分)1. Read this part to me. (变为同义句)Read this .2. “I have just arrived in Scotland.” Jimmy says to his mother. (把直接引语变成间接引语) Jimmy his mother that he just in Scotland.3. “Come with me.” My father says to me. (把直接引语变成间接引语)My father me come with him.4. “Will Jimmy write a letter to me” Grandmother asks Penny. (把直接引语变成间接引语) Grandmother asks Penny Jimmy write to .5. “When did the train leave”“George asks the porter.” (把直接引语变成间接引语)George asks the porter the train .6. You have just missed the train. (变为反意疑问句)You have just missed the train,7. He can’t write very much on a card. (变为反意疑问句)He can’t write very much on a card,8. He won’t come tonight. I think. (两句合并为一句)I think he come tonight.9. He says he’ll write a letter soon. (变为直接引语)“write a letter soon.” he says.10. Mr. Wang will be better soon. We hope. (两句合并为一句)We hope Mr. Wang be better soon.七补全对话(10分)A: Hello! May I 1 to Wang Lin, pleaseB: This is Wang Lin 2 .A: Hi, Wang Lin. This is Li Ping. Next Friday is my mother’s birthday. I want to buy a present. Would you like to go 3 with meB: Yes, I’d like to. But do you know what 4 of things your mother likesA: Of course I know. She likes a woolen sweater.B: And what woolen 5 does she likeA: She 6 dark blue better than light blue.B: Then where shall we buy the dark blue sweaterA: Let’s go to Zhongshan Street. There are a lot of big 7 there.B: Is it far from hereA: Yes, it’s about three kilometers 8 . We’d better 9 a bus.B: Which busA: The bus will take us there.B: When and where shall we 10A: At 2:30 this afternoon at the bus stop.B: Ok. See you there at 2:30 this afternoon.A: See you.1. 2. 3. 4. 5.6. 7. 8. 9. 10.八完形填空(10分)Once there was an old man. He 1 many kinds of hats. He had to work all day long. He walked from village to village. It was very hot in summer. There 2 no clouds in the sky. Before night 3 , he 4 tired. He sat under a tree and 5 to sleep.There are some monkeys in the tree. While he 6 , the monkeys came down from the tree and took all his hats. He 7 and shouted at them. To his surprise, the monkeys8 at him. He 9 his hat, they did the same thing, too. Then he had a good idea. He 10 his hat on the ground, so did the monkeys. In this way, the old man got all his back.( ) 1. A. selled B. sells C. is selling D. sold( ) 2. A. be B. was C. been D. were ( ) 3. A. came B. has come C. was coming D. will come ( ) 4. A. get B. got C. had been got D. was getting ( ) 5. A. went B. goes C. had gone D. would gone( ) 6. A. sleeps B. was sleeping C. slept D. has slept ( ) 7. A. had got up B. get up C. was getting D. got up ( ) 8. A. would shout B. is shouting C. shouted D. shouts ( ) 9. A. take off B. took off C. had took off D. put on ( ) 10. A. threw B. through C. throwed D. thrown九阅读理解(5分)Mr. and Mrs. Brown lived in a small house near London with their child. Sometimes Mr. Brown came back from work very late, when his wife and the child were having a sleep, and then he opened the front door of his house with his key and came in very quietly.But one night when he came home late, he lost his key. So he had to reach the door and rang the bell. Nothing happened. Nobody moved inside the house. Mr. Brown knocked at the bedroom window. He spoke to his wife. He shouted and thought for a few seconds. Then he began to speak like a child. “Mother!” he said. “I want to go to the washroom.” He spoke very quietly, but at once Mrs. Brown woke up. Then he spoke to her and she opened the door for him.根据短文内容判断正(T)误(F)( ) 1. The Browns lived in a small house near London.( ) 2. Mr. Brown’s wife and his child didn’t go to sleep until he came back from work.( ) 3. One night Mr. Brown lost his key. So he knocked at the front door and the bedroom window.( ) 4. Mr. Brown said “Mother” like a small child because he wanted his wife to wake up. ( ) 5. Mrs. Brown woke up at once when she heard the bell ring. She opened the front door for her husband.十根据汉语提示完成句子(10分)1. 祖母要彭妮为她读吉米的明信片。
经典解法20题(1)(3x+1)^2=7(2)9x^2-24x+16=11(3) (x+3)(x-6)=-8(4) 2x^2+3x=0(5) 6x^2+5x-50=0 (选学)(6)x^2-4x+4=0 (选学)(7)(x-2)^2=4(2x+3)^2(8)y^2+2√2y-4=0(9)(x+1)^2-3(x+1)+2=0(10)x^2+2ax-3a^2=0(a为常数)(11)2x^2+7x=4.(12)x^2-1=2 x(13) x^2 + 6x+5=0(14) x ^2-4x+ 3=0(15)7x^2 -4x-3 =0(16)x ^2-6x+9 =0(17)x²+8x+16=9(18)(x²-5)²=16(19)x(x+2)=x(3-x)+1(20) 6x^2+x-2=0海量111题1)x^2-9x+8=0(2)x^2+6x-27=0(3)x^2-2x-80=0(4)x^2+10x-200=0(5)x^2-20x+96=0(6)x^2+23x+76=0(7)x^2-25x+154=0(8)x^2-12x-108=0(9)x^2+4x-252=0(10)x^2-11x-102=0(11)x^2+15x-54=0(12)x^2+11x+18=0(13)x^2-9x+20=0(14)x^2+19x+90=0(15)x^2-25x+156=0(16)x^2-22x+57=0(17)x^2-5x-176=0(18)x^2-26x+133=0(19)x^2+10x-11=0(20)x^2-3x-304=0(21)x^2+13x-140=0(23)x^2+5x-176=0(24)x^2+28x+171=0(25)x^2+14x+45=0(26)x^2-9x-136=0(27)x^2-15x-76=0(28)x^2+23x+126=0(29)x^2+9x-70=0(30)x^2-1x-56=0(31)x^2+7x-60=0(32)x^2+10x-39=0(33)x^2+19x+34=0(34)x^2-6x-160=0(35)x^2-6x-55=0(36)x^2-7x-144=0(37)x^2+20x+51=0(38)x^2-9x+14=0(39)x^2-29x+208=0(40)x^2+19x-20=0(41)x^2-13x-48=0(42)x^2+10x+24=0(43)x^2+28x+180=0(44)x^2-8x-209=0(45)x^2+23x+90=0(46)x^2+7x+6=0(47)x^2+16x+28=0(48)x^2+5x-50=0(49)x^2+13x-14=0(50)x^2-23x+102=0(51)x^2+5x-176=0(52)x^2-8x-20=0(53)x^2-16x+39=0(54)x^2+32x+240=0(55)x^2+34x+288=0(57)x^2+19x-20=0(58)x^2-7x+6=0(59)x^2+4x-221=0(60)x^2+6x-91=0(61)x^2+8x+12=0(62)x^2+7x-120=0(63)x^2-18x+17=0(64)x^2+7x-170=0(65)x^2+6x+8=0(66)x^2+13x+12=0(67)x^2+24x+119=0(68)x^2+11x-42=0(69)x^20x-289=0(70)x^2+13x+30=0(71)x^2-24x+140=0(72)x^2+4x-60=0(73)x^2+27x+170=0(74)x^2+27x+152=0(75)x^2-2x-99=0(76)x^2+12x+11=0(77)x^2+17x+70=0(78)x^2+20x+19=0(79)x^2-2x-168=0(80)x^2-13x+30=0(81)x^2-10x-119=0(82)x^2+16x-17=0(83)x^2-1x-20=0(84)x^2-2x-288=0(85)x^2-20x+64=0(86)x^2+22x+105=0(87)x^2+13x+12=0(88)x^2-4x-285=0(89)x^2+26x+133=0(91)x^2+3x-4=0(92)x^2-14x+48=0(93)x^2-12x-133=0(94)x^2+5x+4=0(95)x^2+6x-91=0(96)x^2+3x-4=0(97)x^2-13x+12=0(98)x^2+7x-44=0(99)x^2-6x-7=0 (100)x^2-9x-90=0 (101)x^2+17x+72=0 (102)x^2+13x-14=0 (103)x^2+9x-36=0 (104)x^2-9x-90=0 (105)x^2+14x+13=0 (106)x^2-16x+63=0 (107)x^2-15x+44=0 (108)x^2+2x-168=0 (109)x^2-6x-216=0 (110)x^2-6x-55=0 (111)x^2+18x+32=0答案(1)(3x+1)^2=7解:(3x+1)^2=7 ∴(3x+1)^2=7 ∴3x+1=±√7(注意不要丢解) ∴x= (±√7-1)/3(2)9x^2-24x+16=11解: 9x^2-24x+16=11 ∴(3x-4)^2=11 ∴3x-4=±√11 ∴x= (±√11+4)/3 ∴原方程的解为x1=(√11+4)/3 x2=(-√11+4)/3(3) (x+3)(x-6)=-8解:(x+3)(x-6)=-8 化简整理得 x^2-3x-10=0 (方程左边为二次三项式,右边为零) (x-5)(x+2)=0 (方程左边分解因式) ∴x-5=0或x+2=0 (转化成两个一元一次方程) ∴x1=5,x2=-2是原方程的解。
第一章整式的乘除第1节同底数幂的乘法1. P3-例1计算:(1)(-3)7×(-3)6(2)(1111)3 ×1111(3)-x3·x5(4)b2m·b2m+12. P3-例2光在真空中的速度约为3×108m/s,太阳光射到地球上大约需要5×102s。
地球距离太阳大约有多远?3. P3-随堂练习-1计算:(1)52×57(2)7×73×72(3)-x2·x3(4)(- c)3·(- c)m4. P3-随堂练习-2一种电子计算机每秒可做4×109次运算,它工作5×102 s可做多少次运算?5. P3-随堂练习-3光在真空中的速度大约是3×108m/s。
太阳系以外距离地球最近的恒星是比邻星,它发出的光到达地球大约需要4.22年,一年以3×107s计算,比邻星与地球的距离约为多少?6. P4-习题1.1-1计算:(1)c·c11(2)104×102×10 (3)(-b)3·(-b)2(4)-b3·b2(5)x m-1·x m+1(m>1)(6)a·a3·a n7. P4-习题1.1-2已知a m=2,a n=8,求a m+n。
8. P4-习题1.1-3下面的计算是否正确?如有错误请改正。
(1)a3·a2=a6(2)b4·b4=2b4(3)x5+x5=x10(4)y7·y=y89. P4-习题1.1-4在我国,平均每平方千米的土地一年从太阳得到的能量,相当于燃烧1.3×108kg的煤所产生的能量。
我国960万km2的土地上,一年从太阳得到的能量相当于燃烧多少千克的煤所产生的能量?(结果用科学记数法表示)。
10. P4-习题1.1-5某种细菌每分由1个分裂成2个。
新北师大小学一年级数学奥林匹克竞赛题(102题)小学一年级数学奥林匹克竞赛题(102题)1.哥哥4个苹果,姐姐有3个苹果,弟弟有8个苹果,哥哥给弟弟1个后,弟弟吃了3个,这时谁的苹果多?2.小明今年6岁,小强今年4岁,2年后,小明比小强大几岁?3.同学们排队做操,小明前面有4个人,后面有4个人,这一队一共有多少人?4.有一本书,小华第一天看了2页,以后每一天都比前一天多看2页,第4天看了多少页?5.同学们排队做操,从前面数,小明排第4,从后面数,小明排第5,这一队一共有多少人?6.有8个皮球,如果男生每人发一个,就多2个,如果女生每人发一个,就少2个,男生有多少人,女生有多少人?7.老师给9个三好生每人发一朵花,还多出1朵红花,老师共有多少朵红花?8.有5个同学投沙包,老师如果发给每人2个沙包就差1个,老师共有多少个沙包?9.刚刚有9本书,爸爸又给他买了5本,小明借去2本,刚刚还有几本书?10.一队小学生,平前面有8个学生比他高竺嬗?个学生比他矮,这队小学生共有多少人?11.小林吃了8块饼干后,小林现在有4块饼干,小林原来有多少块饼干?12.哥哥送给弟弟5支铅笔后,还剩6支,哥哥原来有几支铅笔?13.第二中队有8名男同学,女同学的人数跟男同学同样多,第二中队共有多少名同学?14.大华和小刚每人有10画片,大华给小刚2后,小刚比大华多几?15.猫妈妈给小白5条鱼,给小花4条鱼,小白和小花共吃了6条,它们还有几条?16.同学们到体育馆借球,一班借了9只,二班借了6只。
体育馆的球共减少了几只?17.明明从布袋里拿出5个白皮球和5个花皮球后,白皮球剩下10个,花皮球剩下5个。
布袋里原来有多少个白皮球,多少个花皮球?18.芳芳做了14朵花,晶晶做了8朵花,芳芳给晶晶几朵花,两人的花就一样多?19.妈妈买回一些鸭蛋和12个鸡蛋,吃了8个鸡蛋后,剩下的鸡蛋和鸭蛋同样多,问妈妈一共买回几个蛋?20.草地上有10只羊,跑走了3只白山羊,又来了7只黑山羊,现在共有几只羊?21.冬冬有5支铅笔,南南有9支铅笔,冬冬再买几支就和南南的一样多?22.小平家距学校2千米,一次他上学走了1千米,想起忘带铅笔盒,又回家去取。