With ________ word “PM 2.5” repeatedly appearing in ________ media reports, the public can't help wondering what it really means.

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• 1When I was younger, I'd often go for _____ drive with some friends, purely for _____  enjoyment of it.

  A.a; an

  B.a; the

  C.the; /

  D./; the

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• 2On March14, 2013, Xi Jinping was elected____ president of ____ People's Republic of Chin

  A.A.a; the

  B./; /

  C./; the

  D.the; the

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• 3It's well-known that ________ World Exposition in 2010 is quite ________success

  A.不填; a

  B.the; a

  C.The; 不填

  D.不填; the

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• 4Animals are obviously ______ lower form of life than _______ man.

  A.a ; /

  B.the ; the

  C.a ; the

  D./ ; /

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• 5It may not be a great suggestion. But before _______ is put forward, we'll make do with it.

  A.a good one

  B.a better one

  C.the best one

  D.a best one

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• 6As ________  matter of fact,  _________  beauty of  __________  nature there made an excellent impressionon me.

  A.a; the; /

  B.a; the; the

  C.a; /; the

  D.the; the; /

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• 7Ma Yun failed twice in the college entrance exam, making people consider him as _____ failure. But now he has won ______ splendid success in business.

  A., a

  B.a,

  C.,

  D.a, a

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• 8After running for such _____ long time, everyone was out of _____ breath.

  A.不填; 不填

  B.不填; the

  C.a; the

  D.a; 不填

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• 9By _____ coincidence, oil paints were developed at the time when ____technique of perspective was used.

  A.a ; the

  B./; a

  C./; the

  D.a; a

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• 10Liang Bo, who came out ________ first in the TV show of the Voice of China in July 2012 , will become ________ super star.

  A./, a

  B.the, a　　

  C.the, the　

  D./, the

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