英语语法情态动词学习（最实用的英语语法）

确信

-must

-can’t

许可

-can

-may

-could

你可以使用 can 或者 may 当你给出许可

或者得到许可去做某事。Could 比 can 更加有礼貌。

May 常常用于正式场合中。

You can go home now.

Could I use your phone?

Can I try it/them on? (in a shop)

Could I have the salt, please?

May we use your office for a few minutes?

可能性猜测

-can

-may

-could

-might

你可以使用 can 当你说某事时可能的。.

你可以使用 may 或者 could 当你说某事发生

有可能，但你不确信是否会发生。重音常常在

情态动词上。(may 或者 could) 而不是里面的动词。

You can go by bus from Kangxian to Wudu.

You may find him in his office.

He could be in his office.

He might be in his office.

I could leave tomorrow, if I had the money.

I thought the story could not be true. Perhaps he could win if …

预言

-will

-shall

你可以使用 will 当你说某事会发生。(shall

可以和 I 以及we搭配使用) 。

The car will be there on time, I promise.

There’s no doubt that we shall win.

He won’t make it on time.

可能性

- should

- ought to

你可以使用 should 或者 ought to 当你说某事

有可能发生，虽然你不完全确信.

We should be there by 6 o’clock We ought to be there by 6 o’clock.

If you take the medicine, you should be all right.

请求

-can

-will

-could

-would

你可以使用 Can I …? Can you …? 和

Will you …?

寻求某人做某事。

Could I …? Could you …? 以及

Would you …? 会更加的有礼貌些。

Can I borrow your dictionary?

Can you hold my bag?

Will you give me a lift to the station?

Could I have another cup of coffee, please?

Amy, would bring another chair, please?

建议

-

- should

- ought to

- shall

- must

你可以使用 should 以及ought to 当你

建议某人做某事。(通常用shall I/we…?

问句给出建议). 你可以使用 must 当你建议

某人应该做某事，因为你认为这样做是对的。

You should get the early bus if you want to be in good time.

What should I do?

You ought to meet him; he’s really nice.

He ought not to smoke.

Shall we start the meeting now?

You must see ‘Harry Potter’ – it’s a really good film.

You shouldn’t work so hard.