The fleet made several expeditions _______ the exploration was stopped.

试卷相关题目

• 1______he has made up his mind, no one can make him change it.

  A.Although

  B.Unless

  C.Until

  D.Once

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• 2Just call me whenever you are in trouble ______ I'll come to help you immediately.

  A.but

  B.so

  C.or

  D.and

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• 3Polly's mother was anxious about ______ she could get home safely in ______ foggy a day.

  A.whether; that

  B.if; that

  C.whether; such

  D.if; so

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• 4Twenty students want to attend the class that aims to teach ______ to read first.

  A.what

  B.who

  C.how

  D.why

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• 5It will be several years _______ life in the quake-hit area is back to normal.

  A.before

  B.that

  C.after

  D.since

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• 6Study hard , ______ you will not pass the exam .

  A.and

  B.otherwise

  C.if

  D.unless

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• 7Perhaps the day will come ____ people will be able to breathe clean air in cities．

  A.when

  B.while

  C.as

  D.since

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• 8It never occurred to me _____ you could succeed in persuading him to change his mind．

  A.which

  B.what

  C.that

  D.if

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• 9“Drive-ins” have large parking lots _______ customers are served in their cars by waitresses．

  A.who

  B.when

  C.which

  D.where

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• 10The villagers, _______ had been damaged by the flood, were given help by the Red Cross.

  A.all of whose homes

  B.whose all homes

  C.all their homes

  D.all of their homes

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