题目内容
【题目】A: Hey, man. You can’t cross the street now. You have to wait _____ the traffic lights turn green.
B: Oh, sorry and thank you.
A. when B. after C. until D. while
【答案】C
【解析】
试题分析:句意:---嘿,那个人,现在不要穿过马路。你不得不等到红绿灯变绿。---对不起,谢谢。此题考查连词,根据句意,应选C。
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