英語語法情態動詞學習（最實用的英語語法）

能力

-can

-could

你可以使用 can 當你說某人能夠做某事的。

它的過去式可以用Could 或者 was/were able to表達。

He can speak English.

I can’t find my shoes.

Can you remember her name?

Could you hear what she said?

Dinosaurs were able to run fast.

Most of us can use computers now, but we couldn’t ten years ago.

確信

-must

-can’t

許可

-can

-may

-could

你可以使用 can 或者 may 當你給出許可

或者得到許可去做某事。Could 比 can 更加有禮貌。

May 常常用於正式場合中。

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?

可能性猜測

-can

-may

-could

-might

你可以使用 can 當你說某事時可能的。.

你可以使用 may 或者 could 當你說某事發生

有可能，但你不確信是否會發生。重音常常在

情態動詞上。(may 或者 could) 而不是裡面的動詞。

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 …

預言

-will

-shall

你可以使用 will 當你說某事會發生。(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 當你說某事

有可能發生，雖然你不完全確信.

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.

請求

-can

-will

-could

-would

你可以使用 Can I …? Can you …? 和

Will you …?

尋求某人做某事。

Could I …? Could you …? 以及

Would you …? 會更加的有禮貌些。

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?

建議

-

- should

- ought to

- shall

- must

你可以使用 should 以及ought to 當你

建議某人做某事。(通常用shall I/we…?

問句給出建議). 你可以使用 must 當你建議

某人應該做某事，因為你認為這樣做是對的。

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.