_________ caused the accident is still a mystery.

试卷相关题目

• 1It seemed only seconds ________ the boy finished washing his face.

  A.the moment

  B.since

  C.after

  D.before

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• 2______ you've got a chance, you might as well make full use of it.

  A.Now that

  B.After

  C.Though

  D.As if

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• 3I have received an offer from a German university, but I'm still hesitating ______ I should accept it.

  A.how

  B.why

  C.that

  D.whether

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• 4“Run away from Beijing, Shanghai, and Guangzhou” has been a slogan for some of China's younger generation______ are under unbearable economic pressure to survive in cities.

  A.who

  B.which

  C.whose

  D.for whom

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• 5She had just finished her homework ________ her mother asked her to practice playing the piano yesterday.

  A.when

  B.while

  C.after

  D.since

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• 6Here is a survey about hopes and dreams ______ thousands of students took part.

  A.at which

  B.in which

  C.with which

  D.about which

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• 7We had hardly arrived at the foot of the Yuntai Mountain ________ it began to rain heavily .

  A.than

  B.when

  C.until

  D.after

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• 8— Would you like to come to the dinner party here on Saturday? — Thank you. I'd love to, ________ I'll be out of town at the weekend

  A.because

  B.and

  C.so

  D.but

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• 9Tom, clean up the broken glass _________ someone walks on it.

  A.since

  B.when

  C.before

  D.as

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• 10The new CEO demanded that all inter-office communications ______ in writing rather than in person, ______ possible.

  A.have been made; whoever

  B.would be made; whichever

  C.be made; whenever

  D.were made; whatever

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