Please ______ before you cross the road.

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问题 Please ______ before you cross the road.

选项 A、look up
B、look around
C、look at

答案B

解析 look up意为“向上看；查找”；look around意为“环顾四周”；look at意为“看”。全句意为“在过马路前请左右看一看”。

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公共英语一级笔试

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