There are ten types of modal verbs: can, could, may, might, will, would, shall, should, must, ought to. Can (or cannot/can't) shows ability, in the sense of knowing how or being able to do something. In informal situations, it expresses permission, in the sense of being allowed to do something.
The 3 Categories
Modals of Possibility: can, could, may, might.
Modals of Deduction: could, may, must.
Modals of Expectation: shall, should (rarely), will, would.
Answers & Comments
Answer:
There are ten types of modal verbs: can, could, may, might, will, would, shall, should, must, ought to. Can (or cannot/can't) shows ability, in the sense of knowing how or being able to do something. In informal situations, it expresses permission, in the sense of being allowed to do something.
The 3 Categories
Modals of Possibility: can, could, may, might.
Modals of Deduction: could, may, must.
Modals of Expectation: shall, should (rarely), will, would.
Explanation: