A、  B、  C、  C本句为How引导的疑问句，询问对方如何去上班。疑问词How用来询问方式、方法。

Did you eat lunch already?
(A)A fast-food restaurant.
(B)No, not yet.
(C)I don’t eat meat.

How do you get to work?
(A)About 30 minutes.
(B)I moved to another department.
(C)I usually take the train.