Question

—_____ does your mother usually go to the office?
—By bus.
A. How  B. What C. Where   

Answer 1

A

试题分析：句意：——你母亲经常如何去上班？——坐公交车。How 如何；What什么；Where哪里。根据By bus可知此处是对交通方式提问的，故用疑问词how. 故选A。