✔ 最佳答案
Actually it is not exactly complicated.
For the second q. the difference between them is :
may:
used to express possibility:
There may be other problems that we don't know about.
I may see you tomorrow before I leave.
The cause of the accident may never be discovered.
The explosion may have been caused by a faulty electrical connection.
We'd better not interfere - she may not like it.
There may be some evidence to suggest she's guilty, but it's hardly conclusive.
might:
used to express the possibility that something will happen or be done, or that something is true although not very likely:
I might come and visit you in America next year, if I can save enough money.
Don't go any closer - it might be dangerous/it mightn't be safe.
Driving so fast, he might have had a nasty accident (= it could have happened but it did not).
The rain might have stopped by now.
also they have the other difference:
may:
used to ask or give permission:
A reader may borrow up to six books at any one time.
"May I help myself to some more food?" "Yes, of course."
might:
used as a more polite form of may when asking for permission and usuall in UK:
Might I ask a question?
I wonder if I might have a quick look at your newspaper.
You can also find them in lots of dictionaries.
For the third question.
Well-meaning is adjective
wanting to have a good effect, but not always achieving one:
I know he's well-meaning, but I wish he'd leave us alone.
Well-meant is also an adj.
but we use it to describe wt ppl said or done.
Easy right?
However for the first one ... please give me some thimes =)