No government can justly claim authority ______ it is based on the will of the people．

试卷相关题目

• 1________ he made up his mind, nothing could change it.

  A.Before

  B.Unless

  C.When

  D.Once

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• 2She says that she'll have to close the shop ________ business improves.

  A.if

  B.unless

  C.after

  D.when

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• 3_________ there's the slightest chance that the baby can come to life, the mother will never stop taking care of it.

  A.As well as

  B.As long as

  C.As though

  D.As soon as

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• 4The fact has worried many scientists ________the earth is becoming warmer and warmer these years.

  A.what

  B.which

  C.that

  D.whose

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• 5I don't understand how he can say that everything is fine ________ it's so obvious that it's not.

  A.unless

  B.when

  C.so that

  D.in case

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• 6John thinks it won't be long __________ he is ready for his new job.

  A.when

  B.after

  C.before

  D.since

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• 7 ________ you are so eager to join the school basketball team, why not try out for it?

  A.While

  B.Now that

  C.Though

  D.Unless

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• 8It's not easy to change habits, ______ with awareness and self-control, it is possible.

  A.for

  B.or

  C.but

  D.so

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• 9_______ she seems to put on a smiling face every day, she hasn't really got over the shadow of exam failure.

  A.Because

  B.As

  C.Whether

  D.While

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• 10Some house plants grow better if placed near a window with plenty of sunlight ______ others prefer to be in a more shaded spot.

  A.unless

  B.since

  C.when

  D.while

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