摘要：Directions: Beneath each of the following sentences there are four choices marked A, B, C and D. Choose the one that best completes the sentence. 13.I have no idea how long ago the serious car accident . A. has been taken place B. was taken place C. took place D. has taken place 14. It three months since we last met each other. A. is B. was C. had been D. has 15. My favourite basket ball team won a lot of matches last season but they many matches since then. A. was not won B. had not won C. has not won D. did not win 16. In the last few years, Shanghai a lot with the help of the local government as well as it coming overseas. A. had been changed B. has changed C. has been changed D. had changed 17. Although the bus driver tried to avoid by making confusing signals, he didn’t manage to do it and got his punishment. A. being fined B. fining C. to fine D. fine 18. I along the street when I suddenly heard footsteps behind me. A. am walking B. had walked C. had been walking D. was walking 19. I got home I found I had left my keys at my aunt’s. A. was no sooner-than B. had no sooner-then C. have no sooner...than D. had no sooner-than 20. The story in London during the Second World War. A. happened B. was happened C. had happened D. was happening 21. The pen so smoothly that it well in this shop at a high price. A. is written- is sold B. writes- is sold C. writes-.sells . D. is written- sells 22. Before this kind of medicine was produced in a large way, it some patients. A. has tried out on B. had tried out on C. had been tried out on D. has been tried out on 23. A new school canteen . We can have lunch there next year. A. has finished B. was being built C. was built D. is being built 24. In many western countries much has been done to prevent environment from A. polluted B. polluting C. being polluted D. having polluted 25. , and I will serve you the moment I finish the work. A. Waiting your turn B. If you wait your turn C. Wait your turn D. After you wait your turn 26.The room is large enough 1000 people. A. to be seated B. to sit C. to be sat D. to seat 27.By the end of next month, the work . A. will be completed B. will have been completed C. has been completed D. had been completed

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