Презентация по английскому языку на тему "Модальные глаголы" (9 класс)

Modal verbs
MUST
HAVE TO
SHOULD

MUST – the strongest modal verb. It means something is necessary. We express our emotions. When obligation comes from the speaker.
You must do that! You must see this movie!
I must remember to call him back (it is important for me)

Have to – means to need to or be forced to. The obligation comes from another person (a rule or a law)
You have to study English
I’m sorry, but I had
to go
We have to find
 another place to live 

Should – use it to give advice, when something is a good idea.
You should get some sleep

Should I buy this hat?

Must not – something isn’t allowed. (we used it for rules, obligations)
You mustn't walk on the grass

You mustn’t bring your phone into an exam.

Don’t have to - something isn’t necessary (for me)
I don’t have to listen to this

You don’t have to go there

Shouldn’t – an advice, means that something isn’t a good idea
You shouldn’t eat so many sweets

You shouldn’t watch TV so much.