38、  What’s the matter with the man hanging his head there?

Well, if you _______ know, he was caught stealing my car.

   A. must       B. may      C. can      D. shall

37、This is the very place __________ we once had military training.

   A. that      B. which      C. where      D. there

36、It took Mary a long time to __________ a new dress at the store.

   A. pick up      B. pick out       C. take up      D. take out

35、Last year the advertising rate __________ by 20 percent.

   A. raised       B. raising       C. was rising        D. rose

34、 Is __________ necessary to complete the design before National Day?

   A. this      B. that      C. it      D. he

33、The little boy showed great interest __________ chemistry when he was doing the experiment __________ the first time.

A. in; for      B. on; for      C. in; on       D. for; at

32、The bird flu __________ through the world has jumped from birds to humans and has caused some deaths.

   A. sweeps      B. swept      C. sweep      D. sweeping

31、―______.

―I think quite the opposite.

      A. She must be quite satisfied with the progress that has been made.

      B. If you have any question, don’t hesitate to call me!

      C. I wonder if you could come over and help me a while. I just can’t manage it.

      D. Nobody knows what he means. He just keeps his mouth closed all the day.

30、―______.

―I think quite the opposite.

      A. She must be quite satisfied with the progress that has been made.

      B. If you have any question, don’t hesitate to call me!

      C. I wonder if you could come over and help me a while. I just can’t manage it.

      D. Nobody knows what he means. He just keeps his mouth closed all the day.

29、We must ______ of him whether he has heard from her recently.

      A. require                      B. ensure                       C. remind                D. demand