Question

She often goes to work __________ .

A. by a underground B. by underground C. by the underground D. take the underground

 

Answer 1

B

【解析】

试题分析：句意：她经常坐地铁上班。短语by underground坐地铁，中间不需要冠词；或者可表述为She often takes the ground to work.结合语境故选B。

考点：考查短语。