新概念第二册lessons21课后习题

Lesson21课后习题（含答案） 1， 将下列短语译成英语 1. 把某人逼疯_____________2.日日夜夜______________3.由于某种原因______________4.投入使用______________5. 赶走______________6.撞到______________7.一大笔钱______________8.一百多人______________9.决心做某事______________10.路过的飞机______________ 二，选择 1. There was _______calling you just now. A. some persons B. some person C. any persons D. any person 2.The refrigerator__________ A. has been come into wide use B. has become into wide use C. has coming into wide use D. has come into wide use 3.They ________stairs, for the light was on. A. must have been B. ought have been C. can have been D. had to have beer 4.When she is determined _________something, nobody can stop her. A. does B. do C. doing D.to do 5.When is the shop? A. close B. to close C.closing D.closed 6. English ____by many people in the world. A. Spoke B. is spoke C. spoken D. is spoken 7.Thousands of trees ________on the hills last year. A.were planted B. was planted C.planted D.were plant 8. The sick man_________now. A. is operating B. is operated C. is operate D. is being operated 9.My bad tooth _________out yesterday . A. pulled. B. was pulled C.were pulled D.pull 10. The work________in an hour. A. can finish B. can be finished C. can finished D. be finished 11- Your classroom is very clean. -Yes, it ____ every day. A. is cleaned B.cleans C. is cleaning D. clean 12. Each time tourists travel to Beijing, they_______the Forbidden City. A. will be shown up B. will be shown around C. will show around D. will show to 13.-Can you tell me how to make juice?-Sure, please watch carefully and you will see how it_____ A. is made B. is making C. makes D.will make 14.-Are you going to the party? - No, because I_____ A. have asked B. haven't asked C. have been asked D. haven't been asked 15. A stupid man tells a woman to shut up, while a wise man tells her that her mouth is quite beautiful______it is closed. A.unless B.since C.when D.though 16.Liu Xiang_______by his coach to train regular