英文語法雜談(2)：助動詞

助動詞的相關(guān)語法（auxiliary verb）

一、MIGHT

1.1　表示可能性（Possibility）：

　It might rain today.

　They might go to the cinema.

　They might not go to the cinema.

　We might go to dinner tonight, I'm not sure.

　It might rain tomorrow.

　He might not go to Japan next year.

　You might shoot another panther this year.

1.2　其他用法：

　You might post this for me.（請求）請你把這信寄一寄。

　You might at least apologize. （責(zé)備）你至少該賠個(gè)不是。

　He might at least have offered to help me.（責(zé)怪）他至少該說來幫助我。

　I might have been a rich man.（懊悔）我該做到富翁了。

二、CAN

2.1　表示有能力：

　Sam can play the guitar.

　Can Howard sing?

　He can't (cannot) understand German.

2.2　表示許可：

　Can I park my car here?

　No, you can't, it is a no parking zone.

　Can I go to the theatre with Zhang?

2.3　表示可能：

　A car can be a useful means of transport or a dangerous weapon.

　She can be very hard to understand sometimes.

　We can live life with a positive or a negative attitude.

2.4　在否定或疑問時(shí)，有“何至于”，“不可能”之意：

　He cannot be a cruel man.　他不可能是一個(gè)冷酷的人。

　Can they have said such a thing?　他們何至于說出這樣的話？

三、COULD

3.1　作為can 的過去式：

　She couldn't (could not) come to dinner last night.

　They could walk faster when they were younger.

　Sam could play the piano when he was a boy.

3.2　客氣請求：

　Could you tell me the time, please?

　Could you help me, please?

　Could I have a coffee, please?

　Could we come and visit you this evening?

3.3　could not help-ing,　could not but 有“不禁”，“忍不住”之意：

　We could not but laugh. 我們?nèi)滩蛔“l(fā)笑了。

　We could not help laughing. 我們不禁笑了起來。

四、MUST

1、表示“必須”：

You must listen to him. 你必須聽他的話。

(注意：如果要說“你不必聽他的話�！笨刹荒苷f“You must not liston

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