It is pretty well understood ________ controls the flow of carbon dioxide in and out the atmosphere today.

试卷相关题目

• 1Along with the letter was his promise ________ he would visit me this coming Christmas.

  A.which

  B.that

  C.what

  D.whether

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• 2Can you make sure ________ the gold ring?

  A.where Alice had put

  B.where had Alice put

  C.where Alice has put

  D.where has Alice put

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• 3——What should I wear to attend his wedding party?  ——Dress ____ you like.

  A.what

  B.however

  C.whatever

  D.how

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• 4There is hardly an environment on earth _____ some species of animals or other have not adapted successfully.

  A.in which

  B.on which

  C.to which

  D.for which

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• 5If you already have health insurance，the only change ________ you'll see under my plan is lower premiums．

  A.what

  B.which

  C.why

  D.不填

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• 6She may have missed the train, _______ she won't arrive for another hour.

  A.whose case

  B.in which case

  C.in any case

  D.in that case

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• 7If you feel tired and sick of fat food, that is ______ you have to go to the hospital for medical examination.

  A.why

  B.whether

  C.when

  D.what

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• 8Her daughter was admitted into college______ we had hoped.

  A.which

  B.that

  C.as

  D.like

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• 9I am afraid I am not fit for the job, because it is one ______ requires a lot of patience.

  A.who

  B.that

  C.what

  D.where

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• 10Susan!Where have you been? You have no idea ______ worried I was.

  A.how

  B.that

  C.that how

  D.what

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