【題目】Researchers are now conducting hibernation experiment and can use chemicals to put living cells into sleep-like state_____ they don’t age.
A. for which B. that
C. where D. which
科目：高中英語 來源： 題型：
【題目】What the children in the mountain village need ______ good books.
A. is B. are
C. have D. has
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【題目】-Do you think David will fail in the maths exam again？-_____（ ）
A.No,I don't believe it
B.I hope not
C.I expect not
D.I don’t suppose it
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【題目】---Do you mind my opening the window？
---______，as a matter of fact．
A．Go ahead B．Yes，my pleasure
C．Yes，I do D．Come on
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【題目】As the fact that the ambassador was killed made the situation worse, hopes of a peace settlement are now ____.
A. decreasing B. increasing
C. fading D. promoting
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【題目】Many buildings in this city need repairing, but the one __________ first is the library． （ ）
A.repaired
B.being repaired
C.repairing
D.to be repaired
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【題目】The machine has been used for man years. It’s no wonder that it doesn’t work well __________.
A. regularly B. constantly
C. frequently D. occasionally
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【題目】Working hard is not a ________ of great success，but it is among the essential requirements. （ ）
A.sign
B.signal
C.guarantee
D.mark
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科目：高中英語 來源： 題型：
【題目】The teacher told us to remain silent unless _______.
A. to be asked B. asked C. being asked D. you asked
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