单选题
When are there the most cars, buses and people in the street?
A、
In the morning when people go to work.
B、
In the evening when people come back from work.
C、
Both[A]
【正确答案】
C
【答案解析】
[解析] 根据第一段最后两句，早晚上下班高峰时期，交通是最拥挤且危险的。
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