20. Do not make the same mistake ____ I did.　　　　

A. so　　　 B. as　　　 C. like　　　 D. that

19. Hurry up, ____ you'll be late.　　　

A. or　 　　　B. and　　　　　　 C. so　　　　　 D. yet

18. The worker hunted for jobs in New York for months,____ he could not find any work.

A. and　　　　　 　　 B. yet　　　　　 　　 C. or　　　　　 　　 D. and but

17. Give me one more minute ____ I'll have finished.　　　　

A. so　 B. until　 C. and　　 D. when

16.____ he was in poor health, he worked just as hard as everyone else.

A. But　　　　　 　　 B. Although　　　 　 C. Even if　　　 　 D. If

15. We arrived at the station ____ the train had left.　

A. after　 B. before　 C. since　 D. when

14.___he daydreamed, Peter saw figures in the sky.　　　

A. Until　 B. Since　 C. While　 D. During

13.____ to New York, her father has not heard from her.

A. Because she went 　　 　　 B. After she went　　　 C. When she went　 　 D. Since she went

12. It looks ____ it's going to rain.　　　　　

A. that　　 B. as　　 C. as if　　 D. like that

11.I thought he hated the TV .You are right,____ he still watches the program.

A. yet　　　　　 　　 B. besides　　　 　　 C. also　　　　 　　 D. then