25、It is the uses to which television is put _____ determine its value to society.

A. they                      B. those                C. that                  D. who

24、According to the annual report, the output of coal in the province last year was _____ .

A  more than 20 percent in 1990

B. 20 percent more than 1990

C. 20 percent more than that in 1990

D. more than 20 percent that in 1990

23、I found that my cheating in yesterday’s English test _____ to my parents that very evening.

A. was reported                                         B. had been reported

C. had reported                                         D. was reporting

22、Most students in our class prefer taking pains in our studies to _____ with a better education.

A. equip                                            B. equipping

C. be equipped                                   D. being equipped          

21、The question _____ should do the work requires further discussion in the next meeting.

A. who                  B. that                   C. whom               D. why      

20、With all the magazines I needed _____, I left the post office.          

A. buying              B. to buy               C. bought                     D. to be bought

19、Operations which _____ patients exhausted and in need of long periods of recovery time are now making them feel relaxed and comfortable.                            

A. leave                 B. had left              C. left                   D. will leave

18、_____ his capability in dealing with kinds of people, he was appointed chairman of the committee.

A. To be considered                                   B. Considering

C. Being considered                                   D. Having considered       

17、Venus has a dense atmosphere, _____ we know very little.                  

A. its composition                              B. whose composition

C. about which composition                D. about whose composition

16、We have been told that under no circumstances _____ the telephone in the office for personal affairs.

A. may we use          B. we may use      C. we could use     D. did we use