modal verb

 

if used to say what might happen if something else happens

What would you do if you lost your job?

 

said/thought used as the past form of 'will' to talk about what someone has said or thought

Sue promised that she would help.

 

willing used as the past form of 'will' to talk about what someone was willing to do or what something was able to do

I asked her to talk to him, but she wouldn't.

 

imagine used to talk about a situation that you can imagine happening

It would be lovely to go to New York.

 

often used to talk about things that happened often in the past

He would always turn and wave at the end of the street.