When you are in the lab, you should ___ teacher's instructions.

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• 1The fire was finally ______ after the building had ______ for two hours.

  A.put off; caught fire

  B.put away; been on fire

  C.put out; been on fire

  D.put out; caught fire

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• 2_____ your help, we have _____.

  A.Thanks to, finished

  B.Thanks to, ended

  C.Thanks for, finished

  D.Thanks for, completed

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• 3He was so poor that he couldn't afford ______ a new coat.

  A.to buy his son

  B.buy for his son

  C.buying for his son

  D.his son to buy

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• 4Even with the guide leading the way，they_______to cross the thick forest.

  A.didn't dare

  B.dare not

  C.dared not

  D.not dared

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• 5Crusoe ______ a boat, but he failed.

  A.meant to build

  B.meant building

  C.had meant to build

  D.had meant building

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• 6His sacrifices for the country were never officially ______, which made all of us feel discouraged.

  A.acknowledge

  B.appealed

  C.recommended

  D.evaluated

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• 7He said he had stolen the money but he couldn't ______ the fact that the money was found in his house.

  A.answer for

  B.leave for

  C.account for

  D.care for

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• 8Words failed to ________ my feelings the moment I saw my long-lost sister.

  A.control

  B.affect

  C.exchange

  D.convey

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• 9I want to buy a pair of new trousers to ______ my sweater.

  A.go with

  B.go off

  C.go on with

  D.go in for

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• 1065. Two dogs ______ a bone, and a third runs away with it.

  A.fight back

  B.fight with

  C.fight against

  D.fight for

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