We know that the Black Sea, one thousand years ago, was a fresh water lake about ________ and unconnected with the Mediterranean.

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• 1You stepped into the lab with your shoes on? You're _______ to take them off before you enter it.

  A.invited

  B.supposed

  C.forbidden

  D.permitted

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• 2It is estimated that there are more than 40 universities in Britain--nearly ______ in 1960.

  A.as twice many as

  B.as many twice as

  C.twice many as

  D.twice as many as

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• 3Shelly had prepared carefully for her biology examination so that she could be sure of passing it at her first ______ .

  A.intention

  B.effort

  C.attempt

  D.sight

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• 4It is reported that the US uses ______ energy as the whole of Europe.

  A.as twice

  B.twice much

  C.twice much as

  D.twice as much

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• 5Don't blame them any more-this is ______ because they are still young and lack experience.

  A.exactly

  B.simply

  C.eventually

  D.generally

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• 6A night in a hotel in Shanghai costs ______ a week in some faraway cities.

  A.as much as three times

  B.three times the price of

  C.the three times price of

  D.as much three times as

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• 7__________of the land in that district __________ covered with trees and grass．

  A.Two fifth; is

  B.Two fifths; is

  C.Two fifth; are

  D.Two fifths; are

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• 8I sent a big bunch of flowers to the nurse as an ______ of thanks for her taking good care of my grandpa in the nursing home.

  A.attitude

  B.impression

  C.appreciation

  D.expression

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• 9After the new technology was brought in, the factory produced ______ cars in 1999 as the year before.

  A.as twice many

  B.as many twice

  C.twice as many

  D.twice many as

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• 10I haven't been home to see my parents for two weeks; I _______ them.

  A.can't wait see

  B.can't wait to see

  C.can wait for

  D.couldn't wait for

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