Since the beginning of AIDS,about 11.7 million people__died of it_英语解答 - 作业小助手

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Since the beginning of AIDS,about 11.7 million people__died of it.这个为什么填has

人气：169 ℃　时间：2019-10-20 00:06:22

解答

SINCE 自从,表示已经发生,所以用现在完成时态.单数是因为,把这些人看成一个整体.die of ,死于,

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