The gold loop discovered in the ancient tomb _____ to be _____ in studying the history of the Jin Dynasty.

A. was turned out; valuable　　　　　　　　　　 B. proved; of great value

C. was proved; of great valuable　　　　　　　　 D. proved; much valuable

He knew the problem was serious and promised to look into it _____ he reached office.

A. at that moment        　　　B. for that moment

C. immediately           　　　 D. soon

When he was working there he caught a serious illness from _____ efforts he still suffers.

A. which　　　　　　　　　　 B. that

C. whose　　　　　　　　　　 D. what

The rent is expensive. I’ve got half the space I had at home and I’m paying ____here.

A. as three times much 　　　　　　　　　 B. as much three times

C. much as three times 　　　　　　　　　 D. three times as much

A man is being questioned in relation to the　　　　 murder last night.?

A.advised　　　　　 B.attended?　　　　 C.attempted　　　　　　 D.admitted

During the graduation ________, the president gave a wonderful speech.

A. sign　 　　　　　 B. individual　 　　 C. evolution　 　　 D. ceremony

I can guess you were in a hurry. You ＿＿ your sweater inside out.
A. had worn            B. wore              C. were wearing          D. are wearing

We first met on a train in 2000．We both felt immediately that we _____ each other for years.

A．knew　 B．have known C．had known D．know

When I entered the teachers’ office, I found our headmaster ______ by many students and _______.（ ）

A. surrounded; looking tired 　 　　　　 B. surrounding; looking tiring

C. surrounded; looked tired 　 　　　　D. surrounding; looked tiring