________ they have invented a new way of making paper.

试卷相关题目

• 1The project ___________ close attention and careful thought.

  A.calls at

  B.calls in

  C.calls off

  D.calls for

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• 2Mrs Green put salt in her cup of coffee _________. 

  A.in mistake

  B.on mistake

  C.by mistake

  D.by mistakes

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• 3Again they fell down and again they ________.

  A.got their feet

  B.got up their feet

  C.got on their feet

  D.stood on their feet

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• 4After working her way around the world，she ________English as a foreign language. 

  A.ended to teach

  B.ended teaching

  C.ended up to teach

  D.ended up teaching

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• 5It's raining hard, take an umbrella to ________ the rain.

  A.protect yourself from

  B.protecting yourself from

  C.protect yourself off

  D.protect yourself to

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• 6In the course of a day students do far more than just ________ classes.

  A.attend

  B.attended

  C.to attend

  D.attending

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• 7We will never forget the days we devoted ________.

  A.to working on the problem

  B.to work on the problem

  C.on working the problem

  D.in working on the problem

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• 8________ his fellow citizens, he was a hero.

  A.In eye of

  B.In the eye of

  C.In eyes of

  D.In the eyes of

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• 9They fell in love quite ________.

  A.by the chance

  B.by accident

  C.accident

  D.chance

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• 10He is ________ clever a boy as Tom.

  A.so

  B.as

  C.such

  D.the same

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