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－Do you enjoy ______ a volunteer?

－If you want _______ this, you’d better join us.

　 A. being; knowing　　 B. to be; knowing　　　 C. being; to know D. to be; to know

 After hard training for a long time, Liu Xiang                the records again.

A. broke          B. achieved         C. invented         D. completed

 If all business goes paperless, at least one million tons of paper will be           a year.

   A. used            B. saved                C. copied               D. offered

In order to eat safely, I think we 　　　　　 make some food by ourselves instead of buying some.　　　　　　　　　　　　　　　　　　

　 A. used to　　　　　　　　 B. prefer to　　　　　 C. had better　　　　　 D. are supposed to

 There            a football match and a concert this weekend. Which one would you like to go?

  A. is               B. are              C. will be              D. will have

 The car _____ by the policeman because the driver was drunk.

A. stopped              B. was stopped     C. were stopped

—Jimmy isn’t here. Where is he?

—He hurt his arm on the playground just now. He ______ to the school doctor’s.

A. has gone　　　　　 B. has been　　 　　　 C. goes

— What did the teacher say just now?

— Sorry, I didn’t hear it. I 　　　　 out of the window.

　 A. look　　　　　　 B. looked 　　　　 C. am looking　　　 D. was looking

— I like the program Man and Nature.

— But I 　　　　 Sports News.

　 A. prefer　　　　　 B. want　　　　　　 C. choose　　　　　 D. miss

 They_____five days finishing the work.

         A. paid        B. took               C. spent