Turn the heat down ________ your cake will burn.

试卷相关题目

• 1I want to buy the jacket,_______ I have not enough money with me.  

  A.but

  B.so

  C.or

  D.for

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• 2Find ways to praise your children often，________you'll find they will open their hearts to you.

  A.till

  B.or

  C.and

  D.but

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• 3—  I wonder how much you charge for your services．— The first two are free ____  the third costs $30．

  A.while

  B.until

  C.when

  D.before

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• 4Mary was on the point of leaving the room ___________the telephone rang.

  A.when

  B.while

  C.as

  D.but

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• 5There are many factors contributing to the explosion of being too fat in the United States and the world, ______ the fundamental changes in the composition of their diet are first among them.  

  A.so

  B.for

  C.but

  D.however

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• 6Some are reading magazines,______ others are playing cards.

  A.or

  B.for

  C.so

  D.while

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• 7He was about to tell me the secret ______someone patted me on the shoulder.     

  A.as

  B.until

  C.while

  D.when

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• 8Tom was about to  close the window _____ his attention  was caught by a bird.           

  A.when

  B.if

  C.and

  D.till

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• 9______environmental damage is done，it takes many years for the ecosystem to recover.

  A.Even if

  B.If only

  C.While

  D.Once

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• 10He came all the way to China for learning it better ______ for making money.   

  A.other than

  B.more than

  C.better than

  D.rather than

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