问题
选择题
---How do your parents usually go to work?
---My mother usually goes to work _________ bus while my father ________ a bike to work.
A．takes, rides
B．take, by
C．by, by
D．by, rides
答案
D
题目分析：考查动词辨析。句意 你的父母如何去上班的？我的妈妈通常乘公共汽车而我的爸爸骑自行车。根据My mother usually goes to work这个句子完整，故缺少介词。while my father ________ a bike to work.这句话中缺少谓语动词，故选D项。