Scientists say it may be five or ten years ________ it is possible to test this medicine on human patients.

试卷相关题目

• 1The survival of civilization as we know it is ________ threat.

  A.within

  B.under

  C.towards

  D.upon

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• 2________ quite recently, most mothers in Britain did not take paid work outside the home.

  A.Before

  B.Until

  C.From

  D.Since

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• 3As I was just getting familiar with this job, I had ________ to ask my boss.

  A.many

  B.most

  C.more

  D.much

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• 4You will want two trees about ten feet apart, from ________ to suspend your tent.

  A.there

  B.them

  C.which

  D.where

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• 5An Olympic Marathon is 26 miles and 385 yards, ________ approximately from Marathon to Athens.

  A.distance

  B.is the distance

  C.the distance

  D.the distance is

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• 6In some countries, ________ is called “equality” does not really mean equal rights for all people.

  A.which

  B.what

  C.that

  D.one

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• 7I walked too much yesterday and ________ are still aching now.

  A.my leg’s muscles

  B.my muscles of leg

  C.my leg muscles

  D.my muscles of the leg

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• 8Radio, television and press ________ of conveying news and information.

  A.are the most three common means

  B.are the most common three means

  C.are the three most common means

  D.are three the most common means

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• 9Liquids are like solids ________ they have a definite volume.

  A.in that

  B.for that

  C.with that

  D.at that

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• 10When a fire ________ at the National Exhibition in London, at least ten priceless paintings were completely destroyed.

  A.broke off

  B.broke out

  C.broke down

  D.broke up

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