Here we have ten modal verbs and explanation

modal verbs are auxiliary verbs that function as a main verb main verb is always going after the modal verb

examples

we can go see a movie can you

we could go see a movie

i will close the door four you

who shall drive the car

this may be a good  idea

it might rain tonight

you should call your mother

i ought to go home now

i would  go with you if dind have to work

you must see this movie