问题描述：
Slow down and stop at the yellow ligh
Slow down and stop at the yellow light.
Stop and wait at the red light.
Go at the green light.
求意思啊,求句子意思啊.
Slow down and stop at the yellow light.
Stop and wait at the red light.
Go at the green light.
求意思啊,求句子意思啊.
问题解答：
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