我比他跑得慢的英文.是I run slowlier than he还是I run slowlier than he does.

问题描述:

我比他跑得慢的英文.是I run slowlier than he还是I run slowlier than he does.
为什么?

I run slowlier than he does.
这句话是对的.
比较级的完整的句子应该是这样的:
I run slowlier than he runs.为了避免重复后面的动词run一般省略,用助动词代替.