Lily, you mustn’t cross the street _______ the traffic lights turn green. A. if B. after C. until D....
2022-10-03 11:10:43 26次 人教英语九年级Unit 14 I remember meeting all of you in Grade 7单元分段练习 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
Lily, you mustn’t cross the street _______ the traffic lights turn green.
A. if B. after C. until D. because
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