________ you make a promise,you should keep it

试卷相关题目

• 1Why not seize it _______ you've got such a good chance?

  A.now that

  B.that

  C.where

  D.which

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• 2I always take something to read when I go to the doctor's ________ I have to wait．

  A.in case

  B.so that

  C.in order

  D.as if

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• 3________ he makes up his mind, Sam will never give up．

  A.While

  B.Though

  C.As soon as

  D.Once

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• 4-- I am going to Sidney for further studies next month. -- That's fantastic. Can you keep emailing me ______ you are there?

  A.though

  B.because

  C.until

  D.while

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• 5From space, the earth looks blue. This is ________ about seventy-one percent of its surface is covered by water.

  A.why

  B.how

  C.because

  D.whether

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• 6---______when has the country been open to international trade? ---1978,I suppose.

  A.Since

  B.In

  C.From

  D.After

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• 7I have only one day left _______ traveling to Kunming and then flying back home

  A.when

  B.as

  C.before

  D.while

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• 8______ we can't remove our troubles in life for ever,we can leave them behind when we are on vacation.

  A.When

  B.While

  C.Unless

  D.Until

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• 9He likes to help others ______ he is very busy.

  A.because

  B.if

  C.even

  D.even if

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• 10I had just stepped out of the bathroom and was busily drying myself with a towel _______ I heard the steps．

  A.while

  B.when

  C.since

  D.after

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