China's New Food Act provides for a food recall system ______ to producers have to stop production ______ their food isn't up to standards.

试卷相关题目

• 1The argument remains extremely heated ______ there are necessary conditions of existence such as water on the Mars.

  A.that

  B.whether

  C.if

  D.which

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• 2—I can never forget the day ______ we spent together in the summer camp． —Well, especially the day _______it suddenly began to rain in the middle of the night．

  A.when; when

  B.which; when

  C.what; that

  D.on which; when

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• 3He is a man with rich experience , from ______ much can be learned .

  A.whom

  B.which

  C.where

  D.what

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• 4The notice has been told everyone _______ a party will be held in the open air tomorrow.

  A.whether

  B.when

  C.where

  D.that

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• 5______ difficulties we'll meet,we must finish the work in time.

  A.However

  B.Whatever

  C.Whichever

  D.Wherever

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• 6The government declared the ban _______ everyone must go to the front.

  A.which

  B.that

  C.不填

  D.what

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• 7My detective work finally led me to the ship ______ I found Godfrey.

  A.which

  B.that

  C.where

  D.when

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• 8All ______ can be done has been done.

  A.what

  B.that

  C.which

  D.the one

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