His pale face suggested that he ______ ill and the teacher suggested that he _______ the doctor.

A. was, should see       B. should be, saw    C. were, had seen    D. should be, see,

 Great changes have taken place in that school. It is no longer    it was 20 years ago,           it was so poorly equipped.

A. what; when            B. that; which             C. what; which           D. which; that

 Who did the teacher have ___ an article for the wall newspaper just now?

A. writing       B. write          C. to write       D. written

---David has made great progress recently.

 ---_____, and______ .

A. So he has; so you have        B. So he has; so have you

C. So has he; so have you        D. So has he; so you have

We are all aware _________ the many threats _________ the environment and we need to take action to prevent us from the bad consequences.

A. of; to                                B. of; on                      C. that; to                                       D. that; on

I don’t know what happened to my pet. It just ________ eat whatever I feed her.

A. don’t                                 B. won’t                       C. can’t                             D. couldn’t

Although he is a well-known star, he never gives others an impression that he is _________ those who play with him.

A. more inferior than         B. more superior than

C. inferior to               D. superior to

The trees ___________ down in the storm have been moved off the road.

A. being blown           B. blown

C. having been blown                  D. blowing

Talk to anyone in this country ________ you will find education and food safety are the problems of top concern.

A. thus                                  B. or                             C. then                                  D. and

While every possible means __________ to prevent the river pollution, the river in my hometown has still not been restored to its past beauty.

A. is tried                   B. are tried

C. has been tried                D. have been tried