Modal verbs add information to other verbs.

情态动词为其他动词添加信息。

We also have modal auxiliary verbs, commonly called modals or modal verbs.

我们也有情态助动词，通常称为情态动词。

Modal verbs such as must, should, can, might and may are never followed by the preposition to.

情态动词，如 must，should，can，might 和 may，后面永远不会跟介词 to。

The modal verb in the reply is " might."

回答中的情态动词是“might”。

There are nine modal verbs in English.

英语中有九个情态动词。

Each line contains one modal verb.

每行包含一个情态动词。

After modal verbs, we always have the infinitive.

在情态动词之后，我们需要用不定式。

In this lesson, you can learn about English modal verbs.

在本节课中，大家将要学习英语情态动词。

So, can you tell me something about modal verbs?

那么，你能跟我说说情态动词吗？

The modal verb " Have to" is more common to American English.

情态动词" have to" 在美式英语中更为常见。

You may remember that the verb " should" is a modal verb.

你可能还记得动词" should" 是情态动词。

Less formal, but still polite, modal verbs are can and could.

不那么正式，但仍然很礼貌的情态动词有 can 和 could。

So, of course, all questions in English have modal verbs.

所以当然了，英语中所有问题都要用到情态动词。

But why is " have to" different from other modal verbs?

但是为什么 “have to” 和其他情态动词不一样呢？

Can is a modal verb with many uses.

Can 是一个有许多用法的情态动词。

The modal verb is always the same.

情态动词形式永远是相同的。

And this is true for all modal verbs.

所有的情态动词都是一样的。

No, why? Because that's a modal verb.

不用，为什么？因为有个情态动词。

Like myself, the modal verb " will" is a useful thing to have around.

就像我自己一样，情态动词 “will” 用途非常广。

We'll start using more phrasal verbs, modal verbs, contractions, some idioms.

我们会开始测试更多的短语动词、情态动词、缩写，还有一些习语。