How do you go to school,on foot or by bus?I _____to school because walking is good for my health.

问题描述:

How do you go to school,on foot or by bus?
I _____to school because walking is good for my health.

walk.
这里缺少谓语动词,又结合下文walking,所以填walk合适。

walk

on foot

walk
这是结合下文walking得来的