Modal Verbs

request

possibility

advice

obligation

could

must

might

should

can

mustn't

should

might

wouldn't

shouldn't

couldn't

mustn't

can

would

mustn't

should

You don't have to do extra work.

You must do your homework.

You can watch television.

You should go to bed early.

I might be late because of the traffic.

She's definitely going to get a 10 in Mathematics.

He could try harder.

You mustn't walk on the grass.

You can play football on Friday with the team.

We should wash our hands every time we come inside.

She might go to the museum on Thursday if she has time.

You don't have to do the assignment because you were ill.

If you wash your hands you probably won't get sick.

You should take the dog out for a walk.

You have to be quiet when the teacher is explaining something.

Could you help me with my homework?

must

could

might

would