______ the program, they have to stay there for another two weeks.

A．Not completing

B．Not completed

C．Not having completed

D．Having not completed

Fortunately, people have 　　  realize the importance of environmental protection.

    A. come to　　 B. gone to　　　　    C. happened to　　   D. seemed to

I suggest we place orders with them next month, 　　  prices may be a little lower.

    A. for which　　  B. whose　　　　　　　　  C. when　　　　　　 D. where

—I saw our English teacher in the office just now.

—You　　  her; she's still abroad.

    A. can't have seen　　　　　　　　　　　　　　　　    B. mustn't see

    C. can't see　　　　　　　　　　　　　　　　　　　　 D. shouldn't have seen

—Did that book give the information you need?

—Yes, but　　  , I have to read it entirely.

    A. for finding it   B. to find it　　   C. having found it    D. by finding it

In his time he enjoyed a reputation (名誉) 　　  

    A. as great as Mozart, if not greater than

    B. as great, if not greater, as Mozart

    C. as great as, if not greater than, Mozart

    D. greater, if not as great as Mozart

　　  troubles me most is 　　  I don't have much experience in this kind of work.

   A. That; what　　　　  B. What; that　　　　   C. What; what　　  D. That; that

Children should be able to blow out more air each year because their lung power increases   their lungs develop.

   A. if　　　　　　 B. when　　　　　　　　    C. as　　　　　　    D. while

Tom's mother tried hard to persuade him to 　　  from his intention to invest his savings in stock market.

　　 A. pull out　　   B. give up　　　　  C. draw in　　　　　　  D. back away

I don't think that your watch is 　　  

　　  A. worthy the price　　　　　　　　　　　　　　　　    B. worth the price

　　  C. worth of the price　　　　　　　　　　　　　　　　   D. worthy to buy