Modals

COULD es...

• el pasado de 'can' y significa 'podía'

• equivalente a 'should' y significa 'deber'

• el uso de presente de 'can' y significa 'poder'

• equivalente a 'must' y expresa obligación

MUST expresa...

• prohibición

• obligación

• posibilidad

• consejo

¿Qué modal usarías para expresar consejo?

• could / couldn't

• must / mustn't

• should / shouldn't

• can / can't

John is ill. He ___________ go to the doctor.

• shouldn't

• should

• can't

• can

I ___________ go to the party. I have to study for an exam

• can

• should

• mustn't

• can't

At school, you ________________ eat in class.

• couldn't

• should

• must

• mustn't

Para formar la negativa de un modal añadimos...

• don't

• doesn't

• n't

• didn't

Señala el uso que no corresponda con CAN.

• consejo

• posibilidad

• permiso

• habilidad

Señala la interrogativa que sea correcta.

• Can your grandfather run a marathon 5 years ago?

• Could your grandfather run a marathon 5 years ago?

• Could your grandfather running a marathon 5 years ago?

• Can your grandfather running a marathon 5 years ago?

Señala la frase que sea correcta.

• The students can't play the guitar last year.

• The students can't play the guitar now.

• The students can't playing the guitar last year.

• The students can't playing the guitar now.