Traditional exercise like sit-ups is great for strengthening the body,________you do it properly.

试卷相关题目

• 1________you try to do something beyond what you have already mastered, you will never grow.

  A.Once

  B.If

  C.Because

  D.Unless

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• 2After you finish reading, be sure to place the book________it used to be.

  A.immediately

  B.where

  C.when

  D.though

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• 3We must improve the farming method________we may get high yields.

  A.in order to

  B.in order that

  C.since

  D.as

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• 4________he retires, Prof.Baker will have taught in the university for almost forty years.

  A.By this time

  B.At the time

  C.At the same time

  D.By the time

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• 5He is studying diligently________he should fall behind.

  A.for fear that

  B.so that

  C.unless

  D.as long as

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• 6I still like him,________he makes me angry sometimes.

  A.though

  B.as

  C.if

  D.where

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• 7Many candidates lose marks simply________they do not read the questions properly.

  A.because

  B.so

  C.since

  D.Unless

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• 8The passengers will wait here________the next bus arrives.

  A.until

  B.since

  C.as

  D.although

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