28. Not once _____ their plan.

　A. did they change　B. they changed　　 C. changed they　　 D. they did change

27. His uncle is a worker and has been working in the factory for more than ten years. _____.

　A. So is his aunt　　　　　　　　　　　 B. So has his aunt　　

C. So his aunt does　　　　　　　　　　 D. So it is with his aunt

26. Not only _____ a promise， but also he kept it.

　A. did he make　　 B. he made　　　　　　 C. does he make　　 D. has he made

25. _____ and caught the mouse.

　A. Up the cat jumped　　　　　　　　　　 B. The cat up jumped　　

C. Up jumped the cat　　　　　　　　　　 D. Jumped up the cat

24. You should work less _____.

　A. and neither should I　　　　　　　　 B. and so should I　　

C. and nor should I　　　　　 　　　　　D. and so I should

23. _____ ，I would accept the invitation and go to the party.

　A. Were I you　　 B. Was I you　　　　　 C. Had I been you　　 D. Would 1 be you

22. -- Have you ever seen anything like that before？

-- ____.

　A. No，I never have seen anything like that before

　B. No，never I have seen anything like that before

　C. No，never have 1 seen anything like that before

　D. No，I have seen anything like that before never

21. Little ______ when 1 took the trip where it would lead me.

　A. have I known　 B. had I known　　 　 C. do 1 know　　　　 D. did I know

20. Jimmy was so nervous not a single word _____ down in the dictation.

　A. he wrote　　　 B. he was written　　 C. did he write　　 D. was he written

19. So excited _____ that he couldn't say a word.

　A. he seemed　　 B. did he seem　　　　 C. was he seeming　　D. he did look