Once environmental damage ________, it takes many years for the system to recover.

试卷相关题目

• 1As teachers we should concern ourselves with what is said, not what we think ________.

  A.ought to be said

  B.must say

  C.have to be said

  D.need to say

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• 2Your hair wants ________. You’d better have it done tomorrow.

  A.cut

  B.to cut

  C.cutting

  D.being cut

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• 3The pressure ________ causes Americans to be energetic, but it also puts them under a constant emotional strain.

  A.to compete

  B.competing

  C.to be competed

  D.having competed

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• 4When he arrived, he found ________ the aged and the sick at home.

  A.none but

  B.none other than

  C.nothing but

  D.no other than

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• 5It seems oil ________ from this pipe for some time. We’ll have to take the machine apart to put it right.

  A.had leaked

  B.is leaking

  C.leaked

  D.has been leaking

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• 6Studies show that the things that contribute most to a sense of happiness cannot be bought, ________ a good family life, friendship and work satisfaction.

  A.as for

  B.in view of

  C.in case of

  D.such as

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• 7He will agree to do what you require ________ him.

  A.of

  B.from

  C.to

  D.for

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• 8The mere fact ________ most people believe nuclear war would be madness does not mean that it will not occur.

  A.what

  B.which

  C.that

  D.why

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• 9John seems nice person. ________, I don’t trust him.

  A.Even though

  B.Even so

  C.Therefore

  D.Though

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• 10I don’t think it advisable that Tom ________ to the job since he has no experience.

  A.is assigned

  B.will be assigned

  C.be assigned

  D.has been assigned

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