Conjugación del verbo inglés
CAN PERK

Verbo regular: perk - perked - perked

Afirmación

Forma simple	Forma con V-ing
I can perk you can perk he can perk we can perk you can perk they can perk	I can be perking you can be perking he can be perking we can be perking you can be perking they can be perking
Perfecto	Perfecto con V-ing
I can have perked you can have perked he can have perked we can have perked you can have perked they can have perked	I can have been perking you can have been perking he can have been perking we can have been perking you can have been perking they can have been perking

Negación

Forma simple	Forma con V-ing
I can't perk you can't perk he can't perk we can't perk you can't perk they can't perk	I can't be perking you can't be perking he can't be perking we can't be perking you can't be perking they can't be perking
Perfecto	Perfecto con V-ing
I can't have perked you can't have perked he can't have perked we can't have perked you can't have perked they can't have perked	I can't have been perking you can't have been perking he can't have been perking we can't have been perking you can't have been perking they can't have been perking

Forma interrogativa

Forma simple	Forma con V-ing
can I perk? can you perk? can he perk? can we perk? can you perk? can they perk?	can I be perking? can you be perking? can he be perking? can we be perking? can you be perking? can they be perking?
Perfecto	Perfecto con V-ing
can I have perked? can you have perked? can he have perked? can we have perked? can you have perked? can they have perked?	can I have been perking? can you have been perking? can he have been perking? can we have been perking? can you have been perking? can they have been perking?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I perk? can't you perk? can't he perk? can't we perk? can't you perk? can't they perk?	can't I be perking? can't you be perking? can't he be perking? can't we be perking? can't you be perking? can't they be perking?
Perfecto	Perfecto con V-ing
can't I have perked? can't you have perked? can't he have perked? can't we have perked? can't you have perked? can't they have perked?	can't I have been perking? can't you have been perking? can't he have been perking? can't we have been perking? can't you have been perking? can't they have been perking?