A survey of the opinions of experts ________ that three hours' outdoor exercise a week ________ good for one's health.

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• 1One third of the country ________ covered with trees and the majority of the citizens ________ blackpeople.

  A.is; is

  B.are; are

  C.is; are

  D.are; is

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• 2The number of college graduates ________ surprisingly large and a large number of them ________ unable to find a proper job.

  A.is; is

  B.are; are

  C.are; is

  D.is; are

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• 3The number of people out of job ________ over 4 000, but a number of them ________ to apply for different jobs.        

  A.are; are trying

  B.are; is trying

  C.is; are trying

  D.is; is trying

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• 4How close parents are to their children ________ a strong influence on the development of thechildren's characters.

  A.has

  B.had

  C.having

  D.have

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• 5Brian, as we expected, rather than the other team members, ________ chosen for the try-out.

  A.has been

  B.have been

  C.was

  D.were

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• 6Jack, as well as his friends who ________ football games, ________ traveled with the team.

  A.likes; has

  B.like; have

  C.like; has

  D.likes; have

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• 7I met the teacher in the street yesterday ________ taught me English three years ago.

  A.which

  B.when

  C.where

  D.who

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• 8All of the flowers now raised here have developed from those _______ in the forest.

  A.once they grew

  B.they grew once

  C.they once grew

  D.once grew

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• 9Mr. Lee never said that he hated school when he was a child, ________ ?

  A.was he

  B.wasn't he

  C.did he

  D.didn't he

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• 10 ________ ，and the problem would be straightened out.

  A.A bit more effort

  B.Having a little effort

  C.If you have a bit more effort

  D.There being a little effort

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