he go to school on foot 的同义句是: He walks to school on foot. 在这里，on foot是走路的意思，这个介词短语是方式状语，不能做谓语，它只能修饰动词谓语，表示交通方式。而walk是动词，是走路的意思，它可以做谓语，相当于go foot的意思。类似的用法有：drive to...= go bus take a bus to school=go to school by bus ride a bike to school = go to school by bike.
he goes to school on foot同义句
同义句是:He walks to school.他步行去学校。这里涉及到的是同义词组go to school=walk to school.英语中还有很多同义词组如:have hun= have a good time=enjoy oneself 玩得开心，get to=arrive in/at到达，think of= come up with想出，plenty of= a lot of=lots of许多
