— Why didn’t you try your best to get on

问题选择题

— Why didn’t you try your best to get on the subway?

— I tried to, but it started moving ______ I could get on it.

A．before

B．after

C．since

D．if

答案

答案：A

题目分析：句意：——为什么你不尽最大努力坐地铁呢？——我已经尽力了，但是我还没来得及登上地铁，它就开始移动了。A. before 在……之前，还没来得及； B. after 在……之后； C. since 自从；D. If如果。结合句意，故选A。