They usually have the medicine ______ before putting into the market all over the country.

试卷相关题目

• 1When a tomb is opened, fresh air disturbs the viruses. If _____, they can result in illness or even death.

  A.breathe in

  B.to be breathed in

  C.breathing in

  D.breathed in

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• 2To tell you the truth, the film _____ on the book by Jack London is not good at all.

  A.basing

  B.is based

  C.is basing

  D.based

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• 3______ to go out alone, the retired minister had to go for a walk with several policemen following him.

  A.Warning not

  B.Warned not

  C.Not warning

  D.Not warned

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• 4The trees _____ in the storm have been moved off the road.

  A.being blown down

  B.blown down

  C.blowing down D to blow down

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• 5The supermarket, _____ last year, is very popular.

  A.open

  B.opened

  C.opening

  D.having opened

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• 6You'd better have your shoes _____ .

  A.mending

  B.to mend

  C.mend

  D.mended

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• 7In the dream Peter saw himself _____ by a fierce wolf, and he woke suddenly with a start.

  A.chased

  B.to be chased

  C.be chased

  D.having been chased

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• 8The international agreement, _____ encourage children not to smoke and help people kick the habit, was signed on February

  A.intending to

  B.being intended to

  C.intended to

  D.to intend to

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• 9It shames me to say it, but I told a lie when  ______  at the meeting by my boss. 

  A.questioning

  B.having questioned

  C.questioned

  D.to be questioned

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• 10_____ by a greater demand of vegetables, farmers have built more green houses.

  A.Driven

  B.Being driven

  C.To drive

  D.Having driven

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