He often goes to school on foot.

你好!

How often does he go to school on foot?

often属于频度副词,对频率提问用How often

百度教育团队【海纳百川团】为您解答
如满意,请点击“选为满意答案”按钮,谢谢～问句里的how often 与题中的often不一样是吗？我一直以为被划线的部分（often)不能出现在问句中，看来我被这个给束缚了，感谢！不用谢。