In order to keep the balance of ecosystem, every possible means _______to deal with the problems of the over-exploiting of natural resources.

试卷相关题目

• 1“The moment ______ soon,” he thought to himself, waiting nervously.

  A.is coming

  B.was coming

  C.came

  D.has come

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• 2---Don't put the waste on the ground. ---Oh, I'm very sorry. I ________ the dustbin（垃圾箱） there.

  A.don't see

  B.isn't seeing

  C.didn't see

  D.haven't seen

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• 3John promised his doctor he ________not smoke，and he has never smoked ever since.

  A.might　　　

  B.should

  C.could

  D.would

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• 4My boss______for Beijing in a few days. Do you know when his plane______?

  A.leaves; takes off

  B.is leaving; takes off

  C.is leaving; is taking off

  D.leaves; is taking off

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• 5----How beautiful the university is, Professor Wu. ----So it is. I ______ here for four years and my daughter is studying here too.

  A.studied

  B.have studied

  C.was studied

  D.had studied

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• 6My brother wants to work in the factory which _________ now.

  A.is building

  B.has been built

  C.is being built

  D.is to be built

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• 7A good film producer must make sure that his films ______ fit into the needs of the changing market．

  A.are to

  B.will

  C.are going to

  D.are about to

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• 8The letters for the boss ______ on his desk but he didn't read them until three days later.

  A.was put

  B.put

  C.has put

  D.were put

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• 9---Allen, are you coming with us? ---I'd love to, but something unexpected ____.

  A.has come up

  B.was coming up

  C.had come up

  D.would come up

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• 10So far this year we ________ a fall in house prices by between 5 and 10 percent.

  A.saw

  B.had seen

  C.have seen

  D.see

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