Studies have shown that 45 percent of reptile species and 24 percent of butterflies in these countries are in danger of ________.

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• 1The computer doesn't _____ until it is connected to other parts of the system.

  A.come to life

  B.come to harm

  C.come to light

  D.come to hand

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• 2Can Jay Chou be considered as one who________among young musicians?

  A.stands up

  B.stands out

  C.comes out

  D.comes up

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• 3I'm sure that he will________every cent he owes you；I have________him.

  A.pay back；faith in

  B.pay for；loyalty to

  C.pay off；faith in

  D.pay up；respect for

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• 4A clean environment can help the city ________ the Olympics, which in turn will promote its economic development.

  A.wish for

  B.long for

  C.bid for

  D.stand for

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• 5Vitamin B and C help to ________ your resistance.  

  A.set up

  B.give up

  C.build up

  D.stand up

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• 6On seeing Jay Chou appear on the stage, the audience _____ cheering.   

  A.burst into

  B.burst forth

  C.burst out

  D.burst in

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• 7Once he has ______ nothing can change his mind.   

  A.made up his mind

  B.decided his mind

  C.determined his mind

  D.made his mind

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• 8I'd prefer ______ in the office rather than _____ at home watching TV.      

  A.working; staying

  B.working; stay

  C.to work; stay

  D.work; to stay

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• 9The computer system suddenly________ while he was searching for information on the Internet.  

  A.broke down

  B.broke out

  C.broke up

  D.broke in

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• 10The sort of music he listens to varies,but ________ popular music.

  A.tends toward

  B.tends on

  C.tend

  D.tending

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