could someone tell me the use of "would"?i m confused about its use.

Would is modal auxiliary verb,which is used for the following purposes:

1.We often use would as a kind of past tense of will.Using would as as a kind of past tense of will or going to is common in reported speech:
for example: She said that she would buy some eggs. ("I will buy some eggs.")
The candidate said that he wouldn't increase taxes. ("I won't increase taxes.")
Why didn't you bring your umbrella? I told you it would rain! ("It's going to rain.")

2. would: Desire or inclination

I'd love to live here.
Would you like some coffee?
What I'd really like is some tea.
would: Polite requests and questions

Would you open the door, please? (more polite than: Open the door, please.)
Would you go with me? (more polite than: Will you go with me?)
Would you know the answer? (more polite than: Do you know the answer?)
What would the capital of Nigeria be? (more polite than: What is the capital of Nigeria?)

3.would: Opinion or hope

I would imagine that they'll buy a new one.
I suppose some people would call it torture.
I would have to agree.
I would expect him to come.
Since you ask me I'd say the blue one is best.

4.would: Wish

I wish you would stay. (I really want you to stay. I hope you will stay.)
They don't like me. I'm sure they wish I'd resign.
Regards

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