________from other continents for millions of years, Australia has many plants and animals not found in any other country in the world.

试卷相关题目

• 1Generally speaking, ______ according to the directions, the drug has no side effect.

  A.when taking

  B.when taken

  C.when to take

  D.when to be taken.

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• 2The highway ________ between Guangzhou and Nanchang is to be completed next month.

  A.is to be built

  B.to be built

  C.is being built

  D.being built

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• 3_____to sunlight for too much time, as the doctors say, will do harm to one's skin.

  A.Being exposed

  B.Having exposed

  C.Exposed

  D.After being exposed

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• 4The middle-aged woman refused to tolerate ____ a thief and said she didn't steal anything in the supermarket.

  A.calling

  B.being called

  C.to call

  D.called

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• 5_____ many times, he finally understood it.

  A.Told

  B.Telling

  C.Having told

  D.Having been told

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• 6The work ________ ahead of the schedule，they went to the seaside to have some fun.

  A.had been finished

  B.has finished

  C.having been finished

  D.being finished

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• 7The country has already sent up three unmanned spacecraft, the most recent _____ at the end of last March.

  A.has been launched

  B.having been launched

  C.being launched

  D.to be launched

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• 8You can't fancy what great trouble they have _______ the problem ________.

  A.to solve; being discussed

  B.solving; discussing

  C.to solve; to discuss

  D.solving; being discussed

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• 9 ______to work overtime that evening, I missed a wonderful film.

  A.Having been asked

  B.To ask

  C.Having asked

  D.To be asked

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• 10With a chicken ________ on the fire, I can't leave even for a minute.

  A.toasting

  B.toasted

  C.to be toasted

  D.being toasted

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