Rare species in the world, ______ by hundreds every year, must be jointly preserved by all countries, or humans will encounter ecological disaster in the near future.

试卷相关题目

• 1The price of oil is __________higher and higher, which doesn't prevent people from owning a new car in many developed cities in Chin

  A.A.rising

  B.raising

  C.arising

  D.arousing

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• 2When ______ , the wholesale vegetable market will be the largest one in Chin

  A.A.completed

  B.completing

  C.to be completed

  D.being completed

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• 3_________to the party, Joan was greatly hurt.

  A.Having not been invited

  B.Not having been invited

  C.Having not invited

  D.Not having invited

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• 4—Can those________at the back of the classroom hear me? —No problem.

  A.seat　　　

  B.sit

  C.seated　　　

  D.sat

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• 5Tom took a taxi to the airport, only ________ his plane high up in the sky.

  A.finding

  B.to find

  C.being found

  D.to have found

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• 6The experiment shows that proper amounts of exercise, if ______ regularly, can improve our health.

  A.being carried out

  B.carrying out

  C.to carry out

  D.carried out

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• 7The environmentalist said: “Making money is blameless, but I can't ________ to unnecessary killing of wild animals for that purpose.”

  A.subscribe

  B.tend

  C.oppose

  D.suggest

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