16. ______ that I couldn’t be absorbed in the work.

　　A. They made such talked

　　B. So loudly they talked

　　C. It was noise outside

　　D. Such a loud noise did they make

　　17. Many a time _____ me good advice.

　　A. he gave B. does he give

　　C. he has given D. has he given

　　18. ____ have I seen a better performance.

　　A. Everywhere B. Nowhere else

　　C. Everywhere else D. Nowhere

　　19. Not a single word ____ at the beginning.

　　A. did he say B. has he said C. he said D. he has said

　　20. Only in an hour ago ____ out why he was absent.

　　A. did the teacher found B. the teacher found

　　C. did the teacher find D. had the teacher found

　　21. _____the plane.

　　A. Flew down B. Down flew

　　C. Down was flying D. Down fly

　　22. Hardly _____ when the bus suddenly pulled away.

　　A. they had got to the bus stop

　　B. they got to the bus stop

　　C. did they get to the bus stop

　　D. had they got to the bus stop

　　23. ______ I had time, I would have run round that lake again.

　　A. If B. Unless C. Had D. When

　　24. Not only ______ a promise ,but he also kept it.

　　A. had he made B. he had made

　　C. did he make D. he makes

　　25. ______ I would see you here.

　　A. Little I dreamed B. Little do I dream

　　C. I dreamed little D. Little did I dream

　　26. There ____ .

　　A. come they B. they come

　　C. they are come D. they will come

　　27. ______ that he could not speak for a long time.

　　A. So frightened was he B. So frightened he was

　　C. Was he so frightened D. Frightened was he

　　28. Only when class began ______ that he had left his book at home.

　　A. will he realize B. he did realize

　　C. did he realize D. should he realize

　　29. Only when you have finished your homework _____ go home.

　　A. can you B. would you C. you will D. you can

　　30. Seldom ____ any mistakes during my past few years of working here.

　　A. would I make B. did I make

　　C. I did make D. shall I make