17.You are silly not _____ your door.

　 A. to lock　　 B. to have locked　 C. locking　　 D. having locked

16.______ he will return to his native land.

A.　　 It is long before that

B.　　 It is before long that

C.　　 It won’t be long before

D.　　 It will be long before that

15.My brother wants to work in the factory which ____ still ______.

　　 A. is building　 B. has been built　 C. is being built　　 D. is to be built

14. Great attention must be paid ____ welfare, especially in the poor area.

　 A. develop　　　 B. to develop　 C. to developing　　　 D. developing

13. The movie once ____ a whole generation of people. They proved to be of much _____ in the education of people.

　 　A. affected effect　　　 　　B. effected affect　　　

C. effected effect　　　　 　D. affected affect

12. With ____ news coming, the trapped villagers grew more and more worried.

A. no longer　 B. no more　　 C. not any longer 　D. not any more

11. He is wearing sunglasses to ____ his eyes from the strong sunlight .

　 A. protect　　 B. hold　 C. stop　 D. prevent

10. This is one of the happiest days ____ spent in my life.

　 A that have ever been　　　　　　　 B that has never been

　 C which was ever　　　 　　　　　D we have spent

9. I want to buy that kind of cloth because I _____ the cloth _____ well.

　 A have told; washed　　　　　　　 B have been told; washes

　 C was told; washed　　　　　　　　 D have been told; is washed

8. ----I ____ to a party, but I’ve got nothing to wear.

　 ---- Why don’t you have a dress made for the party?

　 A was asked　　 B will ask　 C have asked　 D have been asked