His father often goes to workbus .A. onB. toC. atD. by

问题补充：

His father often goes to workbus .

A. on

B. to

C. at

D. by

答案：

A. on

B. to

C. at

(答案→)D. by

解析：介词辨析。On在上面；to到，对于；at在某一点。By通过某种方式。句意：我的父亲常常做公交车去上班。by +交通工具，表示乘···交通工具去某地，故选D