Conjugación del verbo inglés
CAN KEYPUNCH

Verbo regular: keypunch - keypunched - keypunched

Afirmación

Forma simple	Forma con V-ing
I can keypunch you can keypunch he can keypunch we can keypunch you can keypunch they can keypunch	I can be keypunching you can be keypunching he can be keypunching we can be keypunching you can be keypunching they can be keypunching
Perfecto	Perfecto con V-ing
I can have keypunched you can have keypunched he can have keypunched we can have keypunched you can have keypunched they can have keypunched	I can have been keypunching you can have been keypunching he can have been keypunching we can have been keypunching you can have been keypunching they can have been keypunching

Negación

Forma simple	Forma con V-ing
I cannot keypunch you cannot keypunch he cannot keypunch we cannot keypunch you cannot keypunch they cannot keypunch	I cannot be keypunching you cannot be keypunching he cannot be keypunching we cannot be keypunching you cannot be keypunching they cannot be keypunching
Perfecto	Perfecto con V-ing
I cannot have keypunched you cannot have keypunched he cannot have keypunched we cannot have keypunched you cannot have keypunched they cannot have keypunched	I cannot have been keypunching you cannot have been keypunching he cannot have been keypunching we cannot have been keypunching you cannot have been keypunching they cannot have been keypunching

Forma interrogativa

Forma simple	Forma con V-ing
can I keypunch? can you keypunch? can he keypunch? can we keypunch? can you keypunch? can they keypunch?	can I be keypunching? can you be keypunching? can he be keypunching? can we be keypunching? can you be keypunching? can they be keypunching?
Perfecto	Perfecto con V-ing
can I have keypunched? can you have keypunched? can he have keypunched? can we have keypunched? can you have keypunched? can they have keypunched?	can I have been keypunching? can you have been keypunching? can he have been keypunching? can we have been keypunching? can you have been keypunching? can they have been keypunching?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not keypunch? can you not keypunch? can he not keypunch? can we not keypunch? can you not keypunch? can they not keypunch?	can I not be keypunching? can you not be keypunching? can he not be keypunching? can we not be keypunching? can you not be keypunching? can they not be keypunching?
Perfecto	Perfecto con V-ing
can I not have keypunched? can you not have keypunched? can he not have keypunched? can we not have keypunched? can you not have keypunched? can they not have keypunched?	can I not have been keypunching? can you not have been keypunching? can he not have been keypunching? can we not have been keypunching? can you not have been keypunching? can they not have been keypunching?