—Tom says he is too tired to go on.

—He can’t be. He ____ for an hour.

A. just worked　 B. has only been working

C. has just worked D. had only been working

The man ____ you talked just now is a worker.

A. who 　 B. whom 　 C. to whom 　 D. to who

最近，你们班举行了一场关于“中学生是否应该崇拜明星”的讨论。假设你是于志，请你根据下表提供的信息，用英语写一封信，并陈述你的观点，以便向报社投稿。

Though I hadn’t seen Jones for five years or so, I _____ her voice as soon as I picked up my phone.

A. recognized　　　 B. knew　　　　　　 C. realized　　　　 D. discovered

His advice________________________________(起重大作用) in our scientific research.(play)

After I stayed in bed for two days, Mother _______me going to see the doctor at once.

A .persuaded　 B. agreed　 C. suggested　　　 D. made

After her son gave his life for the country, Sally was well provided____________.

A. with　　　　 B. for　　　　 C. on　　　　 D. /

　　　　 was most important to her, she told me, was her family.

　 A．It 　　　　 B．This　　　　 C．What　　　 D．As

Last year, the advertising rate _____ by 20 percent．

　 A．raised　　　 B．aroused　　 C．arose　　　 D．rose

At minus 130℃，a living cell can be　　 for a thousand years.?

A.spared　　　　 B.protected?　　　 C.preserved　　　　　　 D.developed