_____ environmental damage is done , it takes many years for the ecosystem (生态系统)to recover .

试卷相关题目

• 1Whenever he was asked why he was late for class, he would answer carelessly , alwaysthe same thing .

  A.saying

  B.said

  C.to say

  D.having said

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• 2The owner of the cinema needed to make a lot of improvements and employ more people to keep it running , _____  meant spending tens of thousands of pounds .

  A.who

  B.that

  C.as

  D.which

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• 3—It took me ten years to build up my business , and it almost killed me .—Well , you know what they say . _____ .

  A.Thee is no smoke without fire

  B.Practice makes perfect

  C.All roads lead to Rome

  D.No pains , no gains

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• 4Although medical science  _____  control over several dangerous diseases , what worries us is that some of them are returning .

  A.achieved

  B.has achieved

  C.will achieve

  D.had achieved

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• 5The committee is discussing the problem right now . It will _____  have been solved by the end of next week .

  A.eagerly

  B.hopefully

  C.immediately

  D.gradually

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• 6—There is a story here in the paper about a 110-year-old man .—My goodness ! I can’t imagine _____ that old .

  A.to be

  B.to have been

  C.being

  D.having been

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• 7I wish you’d do _____ talking and some more work. Thus things will become better .

  A.a bit less

  B.any less

  C.much more

  D.a little more

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• 8A poet and artist _____  coming to speak to us about Chinese literature and painting tomorrow afternoon .

  A.is

  B.are

  C.was

  D.were

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• 9We haven’t settled the question of _____ it is necessary for him to study abroad .

  A.if

  B.where

  C.whether

  D.that

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• 10The members of the March family were Father March , Mrs, March and their _____ .

  A.four daughters

  B.five daughters

  C.son and four daughters

  D.son and five daughters

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