试题 试卷
题型：单选题 题类：常考题 难易度：普通
广东省深圳市2020年初中英语毕业生学业考试仿真卷（三）
一 He is really hard-working. I think he should have a rest sometimes.
—Wait a minute. Don't cross the street __________ the traffic lights are green.
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