火药在军事上广泛使用是在(  ) 。

火药在军事上广泛使用是在(  ) 。

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--That's the third time he's won the award in this field.--Y

--That's the third time he's won the award in this field.--Yes. He__________ his

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--Wang Meng won an Olympic gold medal in the women's 1000m f

--Wang Meng won an Olympic gold medal in the women's 1000m final of speed skatin

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What is the man's suggestion?

What is the man's suggestion?

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The passage aims at proving that__________.(  )

The passage aims at proving that__________.(  )

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