This type of bamboo grows very fast and it will take only three to five years _____ it can be used in various fields .

试卷相关题目

• 1Jack was halfway back to the village where his mother lived _____ Mary caught up with him.

  A.when

  B.while

  C.until

  D.though

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• 2——Look at those clouds! ——Don't worry. _____ it rains, we'll still have a great time.

  A.As though

  B.Even if

  C.In case

  D.If only

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• 3We had to stay at home ________ a heavy rain.

  A.for

  B.since

  C.because

  D.because of

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• 4 ________ Professor Hawking stepped into the office he knew that there was no hope.

  A.Unless

  B.Now that

  C.The moment

  D.Although

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• 5I'm sorry you've been waiting so long , but it will be an hour ________ David gets back .

  A.before

  B.since

  C.till

  D.after

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