Ejercicio inglés online con soluciones | Must o Can’t

Elija entre must o can’t:

You respect other people’s opinions.
Kevin be in Italy. I’ve just seen him at the gym.
You have already eaten. You be hungry.
‘I’m thinking of going to Australia.’ ‘You be joking ! It’s too far away !’
What she says is impossible. That be true.
I’m certain he’s there. He be there.
The ground is wet. It have been raining a lot.
Michael is 15 years old. He have a driving licence.
You be Mr Smith. It’s very nice to meet you.
I have lost my wallet on the train. I still remember having it when I got off that train.

You must respect other people’s opinions.
Kevin can’t be in Italy. I’ve just seen him at the gym.
You have already eaten. You can’t be hungry.
‘I’m thinking of going to Australia.’ ‘You must be joking ! It’s too far away !’
What she says is impossible. That can’t be true.
I’m certain he’s there. He must be there.
The ground is wet. It must have been raining a lot.
Michael is 15 years old. He can’t have a driving licence.
You must be Mr Smith. It’s very nice to meet you.
I can’t have lost my wallet on the train. I still remember having it when I got off that train.

Ejercicio de gramática en inglés: Must o Can’t