Some hard plastics can be ________ metals in manufacturing machine parts.

试卷相关题目

• 1Why don’t you have a night out、 It would take your ________ off your worries.

  A.cares

  B.heart

  C.head

  D.mind

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• 2I am sorry I ________ your glasses off the desk when I was wiping it.

  A.drew

  B.hit

  C.struck

  D.knocked

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• 3Police have ________ to the public to come forward with any information which might help them in their inquiries.

  A.urged

  B.claimed

  C.appealed

  D.called

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• 4There are more than fifty proposals ________ at the conference.

  A.discussed

  B.to be discussed

  C.discussing

  D.having been discussed

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• 5________ you poor record in school, we think you should study harder.

  A.In view of

  B.In charge of

  C.In spite of

  D.In case of

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• 6His understanding made a deep impression ________ the young girl.

  A.in

  B.on

  C.for

  D.to

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• 7They have been trying to arrive at a practical solution ________ the problem.

  A.in

  B.to

  C.on

  D.with

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• 8In many American families, parents feel that children should make important decisions ________.

  A.to themselves

  B.on themselves

  C.of themselves

  D.by themselves

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• 9There is hardly an environment on earth ________ some species of animal or other has not adapted successfully.

  A.to which

  B.wherever

  C.so that

  D.as to

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• 10Some metals are better conductors of electricity than others ________ means that the former have atom that contain more free electron than the latter.

  A.that

  B.this

  C.which

  D.it

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