________，Carolina couldn't get the door open.

试卷相关题目

• 1 As is reported，it is 100 years ________ Qinghua University was founded.

  A.when

  B.before

  C.after

  D.since

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• 2Leave your key with your neighbor ________ you lock yourself out one day.  

  A.as long as

  B.even though

  C.in case

  D.as if

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• 3Air pollution is getting more and more serious, so we must take action ________ it is too late.

  A.before

  B.after

  C.until

  D.when

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• 4Information technology is taught in most schools，________ we have entered the information er

  A.A.so

  B.while

  C.for

  D.still

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• 5 Could it be in the restaurant ________ you had dinner with me yesterday ________ you lost your handbag?

  A.where; when

  B.which; where

  C.that; which

  D.where; that

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• 6The problem is ________ sometimes when we are given something on a constant basis, we start to take them for granted and forget being thankful for what we already have.

  A.that

  B.how

  C.where

  D.which

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• 7Even in winter the roadsides were places of beauty, _______ countless birds came to feed on the berries and on the seed heads of the dried weeds rising above the snow.

  A.which

  B.when

  C.where

  D.what

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• 8Tom told us all that ________ he said so at the meeting was really true．

  A.that

  B.all

  C.what

  D.which

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• 9In the office an electrical engineer is looking through the instructions to know ________ the heat system works before the repair work.

  A.whether

  B.why

  C.how

  D.that

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• 10The president did much for world peace. That was ______ he was awarded the Nobel Peace Prize.

  A.when

  B.what

  C.because

  D.why

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