Modals

Take a look at these examples . What do they express?

I can swim. (ability)

I could ride a bike when I was four. (ability in the past)

Could you open the windows, please? (request)

We must follow the rules! (= moramo; obligation)

We have to study hard for the test tomorrow. (necessity)

We don't have to wear a uniform at school. (= ne moramo; not necessary)

You mustn't walk on the grass! (= ne smeš; prohibition)

May I use your phone, please? (permission)

I thought it might be a good idea. (possibility)

You should see a doctor if you don't feel well. (advice)

Which rules must we obey in the classroom? Think of some.

We must:

listen to our teacher

be quiet...

We mustn't:

run in the classroom

speak in the class...