Knows
v. 知道（know的第三人称单数形式）
🗣️ 情景例句
Have you anything dutiable?
您有应缴税的东西吗？
I'm not sure. I'll have to think about it.
我现在不敢说定，我得考虑一下。
Our friends Julie and Jack were there, too.
我们的朋友朱莉和杰克也去了。