It was in 1990 ______ the medicine was tested on human patients.

试卷相关题目

• 1It was soup _________ Oliver was eating.

  A.that

  B.what

  C.which

  D.when

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• 2It was the President himself______ opened the door．

  A.who　　　　　

  B.when　　

  C.which

  D.where

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• 3It was at the very beginning ________ Mr. Smith made a decision _______ we should send for a doctor．

  A.what，that

  B.that，which

  C.which，that

  D.that，that

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• 4It was from only a few supplies that she had bought in the village ______the hostess cooked such a nice dinner

  A.where

  B.that

  C.when

  D.which.

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• 5In America, it is often the judges, rather than the politicians ________ make the big decision will affect people's life.

  A.which; that

  B.which; which

  C.that; who

  D.who; that

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• 6It was ________he said ________interested me.

  A.what; that

  B.that; that

  C.what; what

  D.that; what

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