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嗯。。。奇怪了
小时候我们问老师 "can I go to the toilet?“ 的时候老师会纠正我们说 say "could I go to the toilet" because past tense is more polite... (and of course "may" and "might" are more polite than "can" as well, but when comparing "may" and "might", I have always thought "might" is more polite hmm... could I be wrong?)
下面是从这个网站抄的
http://learnenglish.britishcounc ... have-and-might-have
Questions and negatives:
We make questions by putting the subject after may/might:
May I …? Could I … Might I …? Etc.
The negative forms are may not and might not..
We use may:
•when we are not sure about something:
Jack may be coming to see us tomorrow.
Oh dear! It’s half past ten. We may be late for the meeting.
There may not be very many people there.
•to make polite requests:
May I borrow the car tomorrow?
May we come a bit later?
When we use may not for a refusal it is emphatic:
You may not!
You may not borrow the car until you can be more careful with it.
We use might:
• when we are not sure about something:
I might see you tomorrow.
It looks nice, but it might be very expensive.
It’s quite bright. It might not rain today.
• As the past tense of may for requests:
He asked if he might borrow the car.
They wanted to know if they might come later.
• For very polite requests:
Might I ask you a question?
Might we just interrupt for a moment?
We use may have and might have to show that something has possibly happened now or happened at some time in the past:
It’s ten o’clock. They might have arrived now.[= Perhaps they have arrived]
They may have arrived hours ago. [= Perhaps they arrived hours ago.] |
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