Science and technology are developing ______ quickly that some new electronic products are out-of-date within several months.

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• 1Mary's house in Shanghai cost much more than ours in our hometown, though not half______.

  A.much bigger

  B.as bigger

  C.very big

  D.so big

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• 2Last summer I took a course on _______ poisonous gases.

  A.how to deal with

  B.what to deal with

  C.how to be dealt with

  D.what to be dealt with

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• 3This machine is very easy ______. Anyone can learn to use it in a few minutes.

  A.operating

  B.to be operating

  C.operated

  D.to operate

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• 4Only after staying in England for a few weeks did Li Lei become used _______ Chinese.

  A.to not speaking

  B.not to speaking

  C.to not speak

  D.not to speak

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• 5______seems to be no possibility that the student majoring in liberal-arts can win the first prize in the100-meter race.

  A.What

  B.Whether

  C.That

  D.There

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• 6How long do you think it will be _______ scientists succeed in providing a cure for cancer?

  A.when

  B.after

  C.since

  D.before

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• 7Ten years ago the population of our village was ______ that of theirs.

  A.as twice large as

  B.twice as large as

  C.twice as much as

  D.as twice much as

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• 8If he takes on this work, he will have no choice but ______ an even greater challenge.＿

  A.meets

  B.meeting

  C.meet

  D.to meet

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• 9---May I have a word with you?   ---______. I'm not busy, anyway.

  A.By no means

  B.By all means

  C.By means of

  D.By any means

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• 10“______,” the soldier screamed loudly, who held a gun in his hands, “or I will shoot again!”

  A.Stopped there

  B.Stopping there

  C.To stop there

  D.Stop there

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