云南水富第二中学九级英语Unit 9 When was it invented练习.doc

Unit 9 When was it invented? 一、单项选择( )1. The bridge ____ by the farmers in 1982.A. built　 　　B. was built　　 　　C. build　　 ( )2. All the books will ______ to the children who live in the small village.A. be sent　　　　B. sent　　 　　C. be send　　( )3. Keys _______ used for ______ the doors.A. is, opening　　　B. is, opened　 　　C. are, opening　 ( )4. My mother told me that my homework must _______ on time.A. finish　　　B. be finish　　 　　C. be finished( )5. The police found the lost car _______.A. with mistake　　 　　B. by accident　　　C. by mistake( )6. I don’t like this kind of potato chips because they are not _______.A. crispy　　 B. sweet　　　　C. soft( )7. They decided _______ at the end of this month.A. to leave　　　B. going back　　 　C. not stat out ( )8. It’s used for _____ clearly in the dark.A. seeing　　　　B. see　　 　　C. looking 　　 ( )9. When ______ the car ________?A. did, invent　　B. was, invented　　　C. does, invent　 ( )10.I won’t go ________ he comes back.A. until B. while C. when ( )11. About 5000 cars ________ in the factory last month. A. have produced B. were produced C. was produced ( )12. Everyone knows Thomas Edison ________a lot of useful inventions.A. invents B. invented C. discovers( )13. Look around while ______ the street.A. cross B. crossing C. crossed ( )14. The boy was seen ______on the sports ground.A. to play B. play C. to playing( )15. They are made ______ for 14 hours a day.A. work B. to work C. worked ( )16. Children need to after well.A. be look B. be looked C. are looking( )17. The trees must _______three times a week.A. water B. watering C. be watered( )18. -Here is a piece of paper for you ! -Oh，thanks．It’s 　 for me to write a long letter on．A big enough B enough large　 C small enough( )19. In his free time, he often teaches me how ________.A. swim B. swimming C. to swim( )20.-Would you like some tea, please ? -Yes, I prefer tea sugar.A. to 　　　　 B. for 　　　　 C. than( )21 .Do you know the potato chips were invented _______?A.by mistake B. by mistakes C.by a mistake D.to mistake( )22. The customer thought the potatoes were______A.not thin enough B. not enough thin C.not hickly enough D.thin not enough( )23. .George wanted to make the customer_____ A.happy B. happily C. happys D.happer( )24. The tea tastes______. A. good B.well C. badly D. beter( )25. The rain ______ stop ______ last night .A. not , until B. doesn’t ,until C. didn’t , until D. isn’t, until( )26. —I am sorry to tell you that you shouldn’t smoke here. Please look at the sign. — Oh, I am sorry. I _____ it . A.don’t notice B. didn’t notice C. not noticed D. not to noticed( )27. My teacher asked me if I was worried about the test and I said “NO”. But _____I was. A. really B. hardly C. nearly D. real( )28. ---I haven’t seen Kate for a week, is she ill? ---_____, the doctor says she needs_____.A.I’m afraid not to operate B.I’m afraid so , an operationC.I don’t think so , to be operated D.I hope not, be operating on ( )29. The new bridge over the Yuan Shui River______last year. A.built B.was built C.has built D. is built( )30. A large number of students in this school ________ from the country . They work very hard. A. come B. comes C. came D. is coming( )31.All the students in our class are over fifteen except Li Lei. He is___ in our class. A.younger B.the oldest C.the youngest D.so young( )32.An expert once said that humans ______have serious problems in the future. A.would B.will C.shall D. going to ( )33.It is better ____you _____ walk _____school.A.to ,to , to B. for , with, to C. for, to , to D.for, to, with( )34.Which language is the most widely ______ in the world? A.speaking B.speak C.spoke D. spoken .( )35.Have you ever gone______?A. fish B. fishing C. to fish D. fished.二、用所给单词正确形式填空.(10)1. Can you imagine_______(wear) the short shirt in such a cold day?2 The number of the students ________(be ) fifty.. 3. I prefer ______(read) books to ______(play) football.4. He was seen ___________(come) into the shop yesterday evening.三、写出下列动词的过去式和过去分词。

1. sleep_____ ______ 2.swim_____ ______ 3. sit_____ _____4. think______ ______ 5. say______ ______四、句型转换及翻译(10分)1.The classroom is cleaned by us.(变为一般疑问句，并作肯定回答)Is the classroom by us? Yes, it . 2. We make Changhong TVs in Sichuan.(改为被动语态)Changhong TVs by us in Sichuan.。