WhenNanjingMetroLine3cameintouse,itbecamemuch       tot...

问题详情：

When NanjingMetro Line 3 came into use, it became much        to travel from the north of the Changjiang River to the city centre.

A. easy                    B. easier                C. easily                 D. more easily

【回答】

B  

知识点：形容词比较级

题型：选择题