Scientists overcame (克服) much difficulty they had _____ that technological problem _____ they finally could send the manned (载人的) spaceship up into space.

试卷相关题目

• 1______ you've got a chance, you might as well make full use it.

  A.Now that

  B.So

  C.Although

  D.As soon as

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• 2— Why did he come back?— It is _____ he forgot to take his umbrella with him.

  A.for

  B.as

  C.since

  D.because

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• 3We hadn't waited for long _____ the bus pulled up at the bus stop.

  A.until

  B.since

  C.before

  D.once

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• 4______ you have got a chance, you should make full use of it.

  A.Now that

  B.After

  C.Although

  D.As soon as

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• 5Tommy had had a three-mile drive north _____ he could turn and head back south.

  A.while

  B.as

  C.before

  D.after

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• 6_____ the plan has been worked out, it's time for us to get down to carrying it out.

  A.For

  B.With

  C.Now that

  D.Even though

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• 7I don't know _____ he gets along well with his lessons.

  A.how

  B.that

  C.whether

  D.what

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• 8Americans and Canadians can understand each other ______ they don't speak the same kind of English.

  A.now that

  B.even if

  C.as if

  D.only if

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• 9_____ he has made up his mind, no one can make him change it.

  A.Once

  B.Until

  C.Unless

  D.As

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• 10They own a house in France _____ a villa (别墅) in Spain.

  A.beside

  B.as well as

  C.except

  D.except for

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