Modals

film.

and have to to say ‘this is necessary’:
You must /

Use don’t have to to say ‘this isn’t necessary’:

You don’t have to go to school on Sundays.

Use mustn’t to say ‘don’t do this’:

You mustn’t walk on the grass.

Use should to say ‘it’s a good idea’:

You should go to the doctor.

Use shouldn’t to say ‘it’s not a good idea’:

You shouldn’t go to bed late.

cards and decide what to do.

…
I think we should …
We mustn’t … ,

Discuss the options in groups and choose. Then talk as a class and move onto the next card.

following for permission to reproduce copyright photographs and material:
Slide 4: