Computers have been made ______ clever that they can ______ problems like humans _______.      

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• 1My elder sister is _______ studying in Britain and she can speak English quite fluently likea native speaker.    

  A.in the present

  B.at present

  C.at the present

  D.for the present

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• 2It still puzzles the science world why some mammals produce their young ______ and hatching while others _____ to young babies.      

  A.lying eggs; giving birth

  B.by laying eggs; by giving birth

  C.by laying eggs; give birth

  D.laying eggs; giving birth

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• 3You may do whatever you like in the holiday. ______ me, I think I can do with a rest.

  A.As for

  B.As with

  C.As to

  D.As about

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• 4A high official from the central government will come and explain ______ what the country has doneto ensure to make the Football World Cup the best-ever game.    

  A.in length

  B.at length

  C.by length

  D.to length

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• 5The little boy with an overcoat felt grateful _____ us for our letting him ______ the game.    

  A.for; join in

  B.to; to join in

  C.with; join

  D.to; join in

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• 6It is believed that high achievers work toward personal standards of excellence ______ material rewards.

  A.other than

  B.or rather

  C.rather than

  D.or else

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• 7________ confidence in yourself is the biggest barrier _______ greater progress in your work.

  A.Lacking of; to making

  B.Lack of; to make

  C.Lack of; to making

  D.The lack of; to make

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• 8_______ avoid possible embarrassment, Tom ______ignores her former girlfriend whenever he sees her.

  A.In order to; deliberately

  B.As to; intentionally

  C.So as to; purposely

  D.So that to; on purpose

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• 9Many festivals are held _______ our ancestors for their contribution to the world.

  A.in honor of

  B.in the honor of

  C.in memory to

  D.in the memory of

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• 10Special entrances _____ buildings should be constructed ______ the convenience of the old and disabled.

  A.of; for

  B.to; for

  C.into; for

  D.to; with

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