20．Helen devoted herself__________to her research and became a top scientist in the field of applied physics.

试卷相关题目

• 1—What do you think of John? ---- ____ we didn't like him at first, but we are quite fond of him now.

  A.Actually

  B.Frequently

  C.Gradually

  D.Certainly

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• 2At first,he doubted my honesty but at last he _______ .

  A.smooths away it

  B.smooths it away

  C.smoothed it away

  D.smoothed away it

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• 3Janet burst into tears when she failed because she needed to win so _______.

  A.far

  B.well

  C.little

  D.Badly

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• 4Since Tom_____ downloaded a virus into his computer, he can not open the file now.

  A.readily

  B.horribly

  C.accidentally

  D.irregularly

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• 5—Have you been to New Zealand? —No, I'd like to, __________ .

  A.too

  B.though

  C.yet

  D.either

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• 6The ability to store knowledge makes computers different from every other machine _____ invented.

  A.ever

  B.thus

  C.yet

  D.as

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• 712. The problem wasn't_______hard. The little girl worked it out quickly.

  A.that

  B.much

  C.enough

  D.a little

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• 8--- How long ____ was this? --- It's been nearly six years now.

  A.ago

  B.before

  C.later

  D.partly

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• 9— The earthquake last night was really terrible. — ______, no people were injured or killed, and they escaped in time.

  A.Luckily

  B.Hopefully

  C.Sadly

  D.Unfortunately

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• 10As he was waiting downstairs, he suddenly heard a voice calling from ____ .

  A.over

  B.above

  C.up

  D.Upon

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