Question

【题目】- It's too late. I have to go now.
- Oh, it's raining heavily outside. You'd better stay_____ it stops.
A.until
B.since
C.while
D.though

Answer 1

【答案】A
【解析】句意：——太晚了，我现在必须走了。——哦，外面雨下得很大。你最好一直呆到雨停。until 汉语意思为直到，符合句意；B．since意为自…起，句意不通；C．while 当..时候，句意不通；D．though意为尽管，句意不通。故选A。