Question

I often go to school            every day.

A．by bus

B．by a bus

C．by the bus

D．on bus

Answer 1

A

试题分析：句意：我每天经常乘公共汽车去上学。by bus 是固定短语，乘坐公共汽车，其中不需要用任何冠词。故选A。