问题描述：
He is tired and stop to have a rest?这里stop要加s吗
He is tired and stop to have a rest
He is tired and stops to have a rest
He is tired and he stops to have a rest
哪句是对的?为什么呢?
He is tired and stop to have a rest
He is tired and stops to have a rest
He is tired and he stops to have a rest
哪句是对的?为什么呢?
问题解答：
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