If a healthy environment is gone, ________ everything that our life depends on.

试卷相关题目

• 1 Had they known what was coming next, they ________ second thoughts.

  A.may have

  B.could have

  C.must have had

  D.might have had

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• 2—Tom, how forgetful you are! I found you left your key in the keyhole this morning. —Oh, dear! _______.

  A.So had I

  B.So I had

  C.So did I

  D.So I did

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• 3 ________ about the man wearing sunglasses during night that he was determined to follow him.

  A.So curious the detective was

  B.So curious was the detective

  C.How curious was the detective

  D.How curious the detective was

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• 4Only after Mary read her composition the second time________the spelling mistake.  

  A.did she notice

  B.she noticed

  C.does she notice

  D.she has noticed

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• 5— Did you know any French before you arrived in Washington? — Never ______ it, actually.

  A.had I learned

  B.have I learned

  C.I learned

  D.was I learning

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• 6Not until we have had a chance to discuss it thoroughly ________ perfectly.

  A.the problem has been settled

  B.has the problem been settled

  C.will the problem be settled

  D.the problem was settled

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• 7—Michael has changed beyond recognition. —________！How did he manage to lose so much weight?

  A.So has he

  B.Neither has he

  C.So he has

  D.Neither he has

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• 8Such an inspiring speech ________ at the graduation ceremony that every one of us was deeply moved and strongly encouraged.

  A.did he make

  B.he made

  C.had he made

  D.he had made

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• 9Two hours away from the tall buildings of New York ________ .

  A.some of the world's largest bears live

  B.lives some of the world's largest bears

  C.do some of the world's largest bears live

  D.live some of the world's largest bears

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• 10—Nothing wrong with it，________？ —No.Yours is a specially built model.Drive carefully，though.

  A.is there

  B.does it

  C.is it

  D.has it

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