5、― Has Sam finished his homework today?

―I have no idea. He  ______  it this morning.

A. did            B. has done     C. was doing      D. had done

4、The evening news comes on at Seven o' clock and ______  only thirty minutes.

A. keeps               B. continues           C. finishes            D. lasts

3、―English has a large vocabulary, hasn’t it?

―Yes, _________ more words and expressions and you will find it easier to read and communicate.

A. Know            B. Knowing        C. To know        D. Known

2、Why! I have nothing to confess. _______ you want me to say?

A. What is it that                                     B. What it is that

C. How is it that                                      D. How it is that

1、The number of deaths from heart disease will be reduced greatly if people _______ to eat more fruit and vegetables.

A. persuade             B. will persuade                C. be persuaded                 D. are persuaded

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