题目内容
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A snowstorm , ________is the worst of the past 50 years,________vast areas of southern ,eastern and central China in early 2008.
A which ,struck B which ,attacked C that ,beat D that,affected
A snowstorm , ________is the worst of the past 50 years,________vast areas of southern ,eastern and central China in early 2008.
A which ,struck B which ,attacked C that ,beat D that,affected
A
略
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