But " look like" as a copula means possibility, maybe.

但是“看起来像” 作为联结词可能意味着可能性。

Copula verbs are not followed by adverbs, only adjectives or noun complements.

Copula 动词后面不跟副词， 只能跟形容词或名词补语。

Many features of the dialect, like negative concord and zero copula are common grammatical practices across many languages.

方言的许多特征，如否定协和和零系词是许多语言的常见语法实践。

So, right away, you notice that I have the option of using copula verbs in passive situations as well.

所以， 马上， 你会注意到我也可以选择在被动情况下使用系动词。

And you'll notice that all of these copula verbs are not action verbs.

你会注意到所有这些系动词都不是动作动词。

So, these are the main copula verbs.

所以， 这些是主要的系动词。

So, first thing to remember - there is no action involved with copula verbs.

所以， 首先要记住 - 系动词不涉及动作。

But there, that's a very basic understanding of copula verbs.

但是，这是对系动词的非常基本的理解。

Then you have linking and copula verbs.

然后你有连接动词和系动词。

The most common other copula verbs are seem and appear, and you can combine them with " to be" .

最常见的其他系动词是 seem 和 appear，您可以将它们与“to be”组合。

These are also state verbs, and they can also be action verbs, but we're going to look at them as copula verbs.

这些也是状态动词，它们也可以是动作动词，但我们将把它们看作系动词。

So, " who is that" might become " who dat, " and " she's my sister" might become " she my sister." Other languages like Japanese and Russian also employs the zero copula.

所以，“who is that” 可能会变成“who dat”，而“she's my sister” 可能会变成“she my sister” 。 日语和俄语等其他语言也使用零连接词。