— How do you often go to work? —I go to work by car. But now on foot.A. used to B. am used

问题补充：

— How do you often go to work?

—I go to work by car. But now on foot.

A. used to B. am used to C. am used for

答案：

解析：试题分析：be used to sth习惯于某事;used to do sth过去常常做某事.句意：你常常怎么去上班？——我过去常常开车去上班。但是现在步行。故选A。