He went to school on foot in the past. 【俊狼猎英】他为您解答. 再问： He＿ ＿to going to school on foot.这个就行了，其他的已经完成了 再答： He 【is used 】to going to school on foot. 不过这不是同义句。意思是：他习惯步行上学。 He used to go to school on foot.意思是：他过去常常步行上学。 used to do sth 过去常常做某事 be used to doing sth 习惯于做某事
