Question

【题目】—It's too late. I have to go now.

—Oh, it's raining heavily outside. You'd better wait here ________ it stops.

A. until B. since

C. while D. though

Answer 1

【答案】A

【解析】句意：——天太晚了，我现在必须马上走了。——哦，外面雨下得很大，你最好在这儿等到它停下来。A. until直到……为止； B. since自从；C. while正当……的时候；D. though尽管。结合句意可知，答案为A。