It is ten years since the scientist ______ on his life's work of discovering the valuable    chemical.

试卷相关题目

• 1The accident on my way to school ______ me taking the exam yesterday.

  A.prevented

  B.kept

  C.protected

  D.saved

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• 2The war against Iraq _______many deaths, which _______the world feel sad

  A.made; caused

  B.caused ; made

  C.led to ;caused

  D.led ;let

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• 3The opening policy has ______  many changes to chin

  A.A.brought up

  B.brought down

  C.brought about

  D.brought in

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• 4--What shall we do with our project, stop or continue, sir? ---________ and try to finish it _______.

  A.Go ahead with it; ahead of time

  B.Go on doing it; before time

  C.Go on to do it; ahead of time

  D.Continue to do it; before the time

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• 5— Do you feel sad and hurriedly give some money when seeing beggars on the street? — Absolutely not! I think they are _______ cheats.

  A.nothing but

  B.anything but

  C.something like

  D.anything like

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• 6I found the homework was not so heavy as ______ I ______ to get in my old school.

  A.that; was used

  B.what; used

  C.which; used

  D.that; used

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• 7Research has been limited to ____ production profits, rather than ____ that GM foods are safe.

  A.increasing; make sure

  B.increasing; making sure

  C.increase; make sure

  D.increase; making sure

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• 8The children were left _____ of a neighbor when they went on holiday.

  A.in the charge

  B.in charge

  C.under charge

  D.at charge

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• 9The stories of Guo Mingyi are really moving. __________ he is the most moving and respectable man I have ever heard of.

  A.In fact

  B.As a result

  C.At last

  D.In other words

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• 10Great attention must ______ to education, especially education in the countryside.

  A.pay

  B.be paid

  C.paid

  D.be paying

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