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Modal Verbs - Coggle Diagram
Modal Verbs
Permisson (permissão)
can (mais informal)
Can I go to the bathroom?
could (mais formal)
Could you help me?
may (mais formal ainda)
May I talk to you now?
Obligation (obrigação)
must (deve)
We must obey our parents.
have to (tem de/que)
They have to finish the job.
don't have to (falta de obrigação)
You don't have to work today. It's not necessary.
Possibility (possibilidade)
could (possibilidade maior)
This could be true.
may (possibilidade de 50%)
He may be at home now.
might (possibilidade de 30%)
She might come to the party.
Ability (habilidade)
can (habilidade no presente)
She can drive a truck.
could (habilidade no passado)
He could swim when he was younger.
Advice (conselho)
Yes (positivo)
should (deveria)
You should talk to your parents.
ought to (deveria)
He ought to take care of his health.
No (negativo)
shouldn't (não deveria)
We shouldn't act like this.
oughtn't to (não deveria)
He oughtn't to go out tonight.
Certainty (certeza)
must (dedução)
He must be at home. The lights are on.
should (menos certeza)
He should be here by now. It's time.
Prohibition (proibição)
can't (não pode)
You can't do this.
mustn't (não deve)
You mustn't park here.