I could peck you could peck he could peck we could peck you could peck they could peck
Forma com V-ing
I could be pecking you could be pecking he could be pecking we could be pecking you could be pecking they could be pecking
Perfeito
I could have pecked you could have pecked he could have pecked we could have pecked you could have pecked they could have pecked
Perfeito com V-ing
I could have been pecking you could have been pecking he could have been pecking we could have been pecking you could have been pecking they could have been pecking
Negação
Forma simple
I couldn't peck you couldn't peck he couldn't peck we couldn't peck you couldn't peck they couldn't peck
Forma com V-ing
I couldn't be pecking you couldn't be pecking he couldn't be pecking we couldn't be pecking you couldn't be pecking they couldn't be pecking
Perfeito
I couldn't have pecked you couldn't have pecked he couldn't have pecked we couldn't have pecked you couldn't have pecked they couldn't have pecked
Perfeito com V-ing
I couldn't have been pecking you couldn't have been pecking he couldn't have been pecking we couldn't have been pecking you couldn't have been pecking they couldn't have been pecking
Forma interrogativa
Forma simple
could I peck? could you peck? could he peck? could we peck? could you peck? could they peck?
Forma com V-ing
could I be pecking? could you be pecking? could he be pecking? could we be pecking? could you be pecking? could they be pecking?
Perfeito
could I have pecked? could you have pecked? could he have pecked? could we have pecked? could you have pecked? could they have pecked?
Perfeito com V-ing
could I have been pecking? could you have been pecking? could he have been pecking? could we have been pecking? could you have been pecking? could they have been pecking?
Forma interro-Negação
Forma simple
couldn't I peck? couldn't you peck? couldn't he peck? couldn't we peck? couldn't you peck? couldn't they peck?
Forma com V-ing
couldn't I be pecking? couldn't you be pecking? couldn't he be pecking? couldn't we be pecking? couldn't you be pecking? couldn't they be pecking?
Perfeito
couldn't I have pecked? couldn't you have pecked? couldn't he have pecked? couldn't we have pecked? couldn't you have pecked? couldn't they have pecked?
Perfeito com V-ing
couldn't I have been pecking? couldn't you have been pecking? couldn't he have been pecking? couldn't we have been pecking? couldn't you have been pecking? couldn't they have been pecking?