◎ 题干
Your shoes are very dirty. You should ______________. 

[     ]

A. wash it
B. washed it
C. wash them
D. washed them
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“Your shoes are very dirty. You should ______________.[ ]A. wash itB. washed itC. wash themD. washed them…”主要考查了你对  【人称代词】【情态动词】  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。