Every device ______in the plane must be designed and made with great care so as to make sure that nothing goes wrong in operation.

试卷相关题目

• 1__________ her son for half a month, Marcia decided to leave for Texas with the hope of finding him.

  A.Not heard from

  B.Having not heard from

  C.Not to hear from

  D.Not having heard from

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• 2The children started planning how to spend the holiday, their lessons________ for the term.

  A.finishing

  B.finished

  C.had finished

  D.were finishing

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• 3They suggested that the professor ______ just now ______ chairman of the meeting.

  A.referring to; was made

  B.referring to; be made

  C.referred to; be made

  D.referred to; was made

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• 4Most of the students enjoy_____ stamps.

  A.collect

  B.to collect

  C.collecting

  D.collected

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• 5______ the days he had spent with his American friends, he couldn't help______.

  A.Keeping up; smile

  B.Staying up; smiling

  C.Looking back on; smiling

  D.Looking at; to smile

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• 6_____ soft and smooth, the cloth _____ well．

  A.Felt; washes

  B.Feeling; washes

  C.Felt; is washed

  D.Feeling; is washed

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• 7Have you made up your mind ________ abroad? I advise you to consider it carefully

  A.study

  B.to study

  C.studying

  D.studied

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• 8________twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city

  A.Examining

  B.Examined

  C.Being examined

  D.Having been examined

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• 9_________a reply, he decided to write a sixth letter.

  A.Not receiving

  B.Not to receive

  C.Not having received

  D.Having not received

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• 10____ the old mother's deeds, all of us couldn't keep back our tears and began to cry.

  A.Moved by

  B.Moving with

  C.To be moved by

  D.To be moving by

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