—Please go on with your demonstration． —But where was I? —Well, you _____ the two chemicals together．

试卷相关题目

• 1With so many people ____ the Internet, it is difficult to see online movies at the same time.

  A.surf

  B.to surf

  C.surfing

  D.surfed

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• 2On hearing the news, the girl rushed out without hesitation, ______ the luggage ______ on the floor, and ______ in the dark.

  A.left; lied; disappeared

  B.leaving; lie; disappeared

  C.leaving; lying; disappeared

  D.left; lay; disappear

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• 3The couple went to a birthday party, ______ their little daughter alone at home.

  A.leave

  B.left

  C.leaving

  D.having left

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• 4________ , they went to bed earlier than usual

  A.There was nothing more to do

  B.They have nothing more to do

  C.Having nothing more to do

  D.There having nothing more to do

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• 5One winter day ________ , he saw the tracks of animals in the snow and observed that the appearance of each one was different.

  A.while he hunting

  B.while hunting

  C.while he hunt

  D.while hunted

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• 6The parents were unsettled for the first few days, ________ about their son's safety.

  A.having worried

  B.to worry

  C.being worried

  D.worried

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• 7In the old days, many poor people had no food ______ and no rooms______.

  A.to eat, to live

  B.to eat, to live in

  C.eating, living

  D.eating, living in

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• 8---Are the food and clothes_________the quake-hit area? ---Yes, they will be flown there ahead of time.

  A.flowing to

  B.flew to

  C.being flown to

  D.been flowing to

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• 9--- Aren't you the chief editor? --- No, and I ______________.

  A.don't want to be

  B.don't want to

  C.don't want be

  D.don't want

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• 10Having finished her project, she was invited by the school ________ to the new students.

  A.speaking

  B.having spoken

  C.to speak

  D.to have spoken

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