I can punch you can punch he can punch we can punch you can punch they can punch
Forma com V-ing
I can be punching you can be punching he can be punching we can be punching you can be punching they can be punching
Perfeito
I can have punched you can have punched he can have punched we can have punched you can have punched they can have punched
Perfeito com V-ing
I can have been punching you can have been punching he can have been punching we can have been punching you can have been punching they can have been punching
Negação
Forma simple
I cannot punch you cannot punch he cannot punch we cannot punch you cannot punch they cannot punch
Forma com V-ing
I cannot be punching you cannot be punching he cannot be punching we cannot be punching you cannot be punching they cannot be punching
Perfeito
I cannot have punched you cannot have punched he cannot have punched we cannot have punched you cannot have punched they cannot have punched
Perfeito com V-ing
I cannot have been punching you cannot have been punching he cannot have been punching we cannot have been punching you cannot have been punching they cannot have been punching
Forma interrogativa
Forma simple
can I punch? can you punch? can he punch? can we punch? can you punch? can they punch?
Forma com V-ing
can I be punching? can you be punching? can he be punching? can we be punching? can you be punching? can they be punching?
Perfeito
can I have punched? can you have punched? can he have punched? can we have punched? can you have punched? can they have punched?
Perfeito com V-ing
can I have been punching? can you have been punching? can he have been punching? can we have been punching? can you have been punching? can they have been punching?
Forma interro-Negação
Forma simple
can I not punch? can you not punch? can he not punch? can we not punch? can you not punch? can they not punch?
Forma com V-ing
can I not be punching? can you not be punching? can he not be punching? can we not be punching? can you not be punching? can they not be punching?
Perfeito
can I not have punched? can you not have punched? can he not have punched? can we not have punched? can you not have punched? can they not have punched?
Perfeito com V-ing
can I not have been punching? can you not have been punching? can he not have been punching? can we not have been punching? can you not have been punching? can they not have been punching?