—What does PM 2.5 mean? —It's a professional ________ indicating the condition of air  pollution.

试卷相关题目

• 1 The traffic problems we are looking forward to seeing ________ should have attracted the government's attention.

  A.solving

  B.solve

  C.to solve

  D.solved

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• 2 The lecture, ________ at 7：00 pm last night，was followed by an observation of the moon with telescopes.

  A.starting

  B.being started

  C.to start

  D.to be started

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• 3 I found that she was unhappy and didn't say ________  word all ________  way home.

  A.a; the

  B./; /

  C.a; /

  D./; the

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• 4 I've lived in New York and Chicago, but don't like ________ of them very much.

  A.either

  B.any

  C.each

  D.another

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• 5 As its name ________， the Volunteer Farm relies on volunteers to weed, plant and harvest.

  A.suggests

  B.insists

  C.predicts

  D.possesses

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• 6New computers are soon out of date since newer models are ________ constantly.

  A.turned up

  B.turned out

  C.turned down

  D.turned over

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• 7 I still remember________to the Famen Temple and what I saw there.

  A.to take

  B.to be taken

  C.taking

  D.being taken

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• 8 Look before you leap! Why not ________ the advantages against the risks before you start?

  A.weigh

  B.match

  C.defend

  D.fight

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• 9 Michelle found a job as a high school teacher which ________ spending quite a lot of time with students.

  A.enjoys

  B.involves

  C.practices

  D.suggests

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• 10WikiLeaks founder Julian Assange was in court today, and when asked for his address he said he didn't want to ________ that information.

  A.give out

  B.keep out

  C.hold out

  D.bring out

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