问题
选择题
I usually walk to school, but ____ bus when it rains.
A.in
B.by
C.with
D.at
答案
答案:B
本题考查介词。by bus固定搭配 坐公交车。句意:我通常走着去学校,但当下雨的时候乘公共汽车。
I usually walk to school, but ____ bus when it rains.
A.in
B.by
C.with
D.at
答案:B
本题考查介词。by bus固定搭配 坐公交车。句意:我通常走着去学校,但当下雨的时候乘公共汽车。