Can, . . . .
Where does we use Can, Could, May, Might, Shall, Should, Will and Would?
Re: Can, . . . .
Go to the Search box at the top of the page and enter these words in pairs. Try can/could first. You'll find links to many helpful discussions on this topic.
Originally Posted by talha ansari
Later, do the same for may/might, shall/should and will/would.
Ask again if you have any specific questions.