____I had done it , I knew I had made a mistake.

试卷相关题目

• 1The medicine works more effectively _______ you drink some hot water after taking it.

  A.as

  B.until

  C.although

  D.if

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• 2______ he wants to say is ______ great an effort he has made to help her out.

  A.That; how

  B.What; what

  C.What; how

  D.What; that

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• 3We need some more facts and figures __________ we take the final decision.

  A.since

  B.before

  C.after

  D.until

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• 4Please do me a favor-----_________ a seat for me in case the hall is too crowded.

  A.to save

  B.saving

  C.save

  D.saved

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• 5---Are you taking morning exercise tomorrow? ---Sure. We do sports every morning _____ it rains

  A.as long as

  B.unless

  C.as though

  D.in case

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• 6Mrs Chen is very strict — we don't dare to say a word _____ she asks us to.

  A.until

  B.before

  C.when

  D.unless

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• 7She had to drop out of school _____ her family couldn't afford the cost of her education.

  A.although

  B.unless

  C.because

  D.so

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• 8_______ a small number of Australians are bitten by spiders each year, most recover without any medical treatment.

  A.While

  B.Unless

  C.When

  D.Because

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• 9______ I failed in English a third time, I had no doubt about my gift for foreign languages.

  A.By the time

  B.Until

  C.After

  D.Unless

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• 10_______ they visited our school, they showed great interest in everything they saw.

  A.The first time

  B.For the first time

  C.At first

  D.At the first time

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