You should never base anything on a theory that _________ impractical in practice.   

试卷相关题目

• 1It's said that going to bed early and getting up early _______ a widely accepted good habit．

  A.are

  B.is

  C.were

  D.was

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• 2Neither Tom nor Jack and I ______his students, but each of us _____ gone to the hospital to see him.

  A.am; has

  B.is; has

  C.are; has

  D.was; have

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• 3---Have you heard that Tom, as well as his parents, ________ moved to Beijing ? ---Really ? No _________ I haven't seen him for a long time.

  A.have; doubt

  B.have; reason

  C.has; choice

  D.has; wonder

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• 4The number of traffic accidents that _______ in developing countries _______ increasing.

  A.happen; is

  B.happens; is

  C.happens; are

  D.happen; are

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• 5Either I or one of your students _____to attend the meeting that is due tomorrow.

  A.are

  B.is

  C.have

  D.be

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• 6Janet as well as the other young people who ______ sent abroad by the government ______ brought up in a small town.

  A.was, was

  B.was, were

  C.were, were

  D.were, was

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• 7．He, as well as I ______ going to help you.

  A.is

  B.am

  C.are

  D.be

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