◎ 题干
We shouldn't do _____ at the table through the whole day, and we need to do more _____ if we have
time to keep healthy.
[     ]
A. exercise; exercises
B. exercises; exercises
C. exercise; exercise  
D. exercises; exercise
◎ 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“We shouldn't do_____ at the table through the whole day, and we need to do more _____ if we have time to keep healthy. [ ]A. exercise; exercises B. exercise…”主要考查了你对  【可数名词(单数名词,复数名词)】【不可数名词】  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。