Conjugación del verbo inglés
CAN STAPLE

Verbo regular: staple - stapled - stapled

Afirmación

Forma simple	Forma con V-ing
I can staple you can staple he can staple we can staple you can staple they can staple	I can be stapling you can be stapling he can be stapling we can be stapling you can be stapling they can be stapling
Perfecto	Perfecto con V-ing
I can have stapled you can have stapled he can have stapled we can have stapled you can have stapled they can have stapled	I can have been stapling you can have been stapling he can have been stapling we can have been stapling you can have been stapling they can have been stapling

Negación

Forma simple	Forma con V-ing
I cannot staple you cannot staple he cannot staple we cannot staple you cannot staple they cannot staple	I cannot be stapling you cannot be stapling he cannot be stapling we cannot be stapling you cannot be stapling they cannot be stapling
Perfecto	Perfecto con V-ing
I cannot have stapled you cannot have stapled he cannot have stapled we cannot have stapled you cannot have stapled they cannot have stapled	I cannot have been stapling you cannot have been stapling he cannot have been stapling we cannot have been stapling you cannot have been stapling they cannot have been stapling

Forma interrogativa

Forma simple	Forma con V-ing
can I staple? can you staple? can he staple? can we staple? can you staple? can they staple?	can I be stapling? can you be stapling? can he be stapling? can we be stapling? can you be stapling? can they be stapling?
Perfecto	Perfecto con V-ing
can I have stapled? can you have stapled? can he have stapled? can we have stapled? can you have stapled? can they have stapled?	can I have been stapling? can you have been stapling? can he have been stapling? can we have been stapling? can you have been stapling? can they have been stapling?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not staple? can you not staple? can he not staple? can we not staple? can you not staple? can they not staple?	can I not be stapling? can you not be stapling? can he not be stapling? can we not be stapling? can you not be stapling? can they not be stapling?
Perfecto	Perfecto con V-ing
can I not have stapled? can you not have stapled? can he not have stapled? can we not have stapled? can you not have stapled? can they not have stapled?	can I not have been stapling? can you not have been stapling? can he not have been stapling? can we not have been stapling? can you not have been stapling? can they not have been stapling?