______ is the mother of invention.

试卷相关题目

• 1Anyone who refuses too often to listen to the other side of a question risks becoming _______  minded.

  A.thin

  B.narrow

  C.thick

  D.sorrow

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• 2Unfortunately war ______  in the Middle East on October 6, 1973.

  A.broke out

  B.broke off

  C.broke through

  D.broke away

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• 3Many students find that if they try to speak fast, they make more mistakes. So, how do we balance ______ and fluency in spoken English、

  A.accuracy

  B.emergency

  C.frequency

  D.efficiency

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• 4New environmental taxes on cars, gasoline, and wood products were_______    .

  A.reposed

  B.imposed

  C.imported

  D.exposed

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• 5Filters and low tar tobacco are claimed to make smoking to some extent safer, but they can only marginally reduce, not eliminate the______ .

  A.inconveniences

  B.hazards

  C.harmonies

  D.hatreds

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• 6With an area of approximately 255,212 square miles, ______to 661,000 square kilometers, Alberta is the fourth largest province in Canad

  A.A.alike

  B.likely

  C.equivalent

  D.uniform

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• 7A complete refining installation must include all necessary_______    .

  A.faculties

  B.fragments

  C.facilities

  D.fairly

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• 8As life is full of strife and _______ , we need friends to support and help us out of difficulties.

  A.confirm

  B.conflict

  C.conformation

  D.confinement

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• 9My mother has lived ______ since my father died 20 years ago.

  A.single

  B.alone

  C.sole

  D.lonely

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• 10Let us start a long march together on different roads ______ the same goal.

  A.referring to

  B.turning to

  C.belonging to

  D.leading to

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