-How do you usually go to work, Miss Green?--I usually go to work ___ foot, but

题型：不详难度：来源：

-How do you usually go to work, Miss Green?
--I usually go to work ___ foot, but sometimes __ my bike.

A．on, by

B．on, on

C．by, on

D．by, by

答案

B

解析

本题考查介词。on foot 为固定词组搭配，表示步行去某地；on one’s bike 骑自行车。句意：——格林小姐，你通常怎么去工作？——我通常步行去工作，但有时骑我的自行车。