◎ 题干
As a result of floods , huge quantities of good earth_______this year.    
[     ]
A. is washing away              
B. is being washed away    
C. one washing away            
D. are being washed away
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“As a result of floods , huge quantities of good earth_______this year.[ ]A. is washing awayB. is being washed awayC. one washing awayD. are being washed awa…”主要考查了你对  【现在进行时的被动语态】【主谓一致】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。