Conjugación del verbo inglés
CAN PECK

Verbo regular: peck - pecked - pecked

Afirmación

Forma simple	Forma con V-ing
I can peck you can peck he can peck we can peck you can peck they can peck	I can be pecking you can be pecking he can be pecking we can be pecking you can be pecking they can be pecking
Perfecto	Perfecto con V-ing
I can have pecked you can have pecked he can have pecked we can have pecked you can have pecked they can have pecked	I can have been pecking you can have been pecking he can have been pecking we can have been pecking you can have been pecking they can have been pecking

Negación

Forma simple	Forma con V-ing
I can't peck you can't peck he can't peck we can't peck you can't peck they can't peck	I can't be pecking you can't be pecking he can't be pecking we can't be pecking you can't be pecking they can't be pecking
Perfecto	Perfecto con V-ing
I can't have pecked you can't have pecked he can't have pecked we can't have pecked you can't have pecked they can't have pecked	I can't have been pecking you can't have been pecking he can't have been pecking we can't have been pecking you can't have been pecking they can't have been pecking

Forma interrogativa

Forma simple	Forma con V-ing
can I peck? can you peck? can he peck? can we peck? can you peck? can they peck?	can I be pecking? can you be pecking? can he be pecking? can we be pecking? can you be pecking? can they be pecking?
Perfecto	Perfecto con V-ing
can I have pecked? can you have pecked? can he have pecked? can we have pecked? can you have pecked? can they have pecked?	can I have been pecking? can you have been pecking? can he have been pecking? can we have been pecking? can you have been pecking? can they have been pecking?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I peck? can't you peck? can't he peck? can't we peck? can't you peck? can't they peck?	can't I be pecking? can't you be pecking? can't he be pecking? can't we be pecking? can't you be pecking? can't they be pecking?
Perfecto	Perfecto con V-ing
can't I have pecked? can't you have pecked? can't he have pecked? can't we have pecked? can't you have pecked? can't they have pecked?	can't I have been pecking? can't you have been pecking? can't he have been pecking? can't we have been pecking? can't you have been pecking? can't they have been pecking?