________ the police thought he was the most likely one，since they had no exact proof about it，they could not arrest him.

试卷相关题目

• 1It is uncertain ________ side effect the medicine will bring about，although about two thousand patients have taken it.

  A.that

  B.what

  C.how

  D.whether

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• 2Her son was accused of cheating by the police, ________ made it difficult for her to go to sleep.

  A.what

  B.as

  C.which

  D.where

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• 3I can't figure out ________ it is that makes him so difficult at school.

  A.how

  B.what

  C.why

  D.which

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• 4 From space, the earth looks blue.This is ________about seventy－one percent of its surface is covered by water.

  A.why

  B.how

  C.because

  D.whether

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• 5The girl ________ is singing an English song in the next room is Tom's sister.

  A.whom

  B.which

  C.whose

  D.who

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• 6________ he has limited technical knowledge, the old worker has a lot of experience.

  A.Since

  B.Unless

  C.As

  D.Although

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• 7----Don't look down upon Bob. He has his own advantages. ----Oh, yes. ______ others are weak, he is strong.

  A.If

  B.Where

  C.When

  D.Though

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• 8The camera is _______expensive________ I can't afford it.

  A.so, that

  B.such, that

  C.so, as to

  D.enough, that

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• 9The news spread quickly through the village ________ the war had ended, 　　　made villagers wild with joy.

  A.which; that

  B.that; what

  C.that; which

  D.where; which

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• 10Evidence has been piled up ______ drinking water after getting up in the morning contributes to one's health.

  A.what

  B.which

  C.if

  D.that

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