We all yawn in the morning as well.
我们也会在早上打哈欠。
Have you ever yawned in front of someone, only to have them yawn right back?
你有没有在别人面前打呵欠，结果对方也打呵欠？
The dog in our yard awakes with a yawn
院里的狗狗打着哈欠醒过来
In fact, I feel a yawn coming on.
事实上，我正想打一个哈欠。
If one person yawns, why does everyone else in the room want to yawn?
为什么一个人打哈欠，房间内的其他人也都想打哈欠？
The dog in our yard awakes with a yawn.
院里的狗狗打着哈欠醒过来。
The dog in our yard awakes with a yawn.
院里的狗狗打着哈欠醒过来。
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