---- is good for our health .It's my favourite sport .A.Swim

问题描述:

____ is good for our health .It's my favourite sport .A.Swim B.Swimming C.Swims
为什么选B请详解.
1个回答 分类:英语 2014-11-17

问题解答:

我来补答
“游泳对身体好”
因为这里是动名词做主语,动词时不能作主语的.swim是动词,swimming是动名词形式
 
 
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