I could proceed you could proceed she could proceed we could proceed you could proceed they could proceed
Forma com V-ing
I could be proceeding you could be proceeding she could be proceeding we could be proceeding you could be proceeding they could be proceeding
Perfeito
I could have proceeded you could have proceeded she could have proceeded we could have proceeded you could have proceeded they could have proceeded
Perfeito com V-ing
I could have been proceeding you could have been proceeding she could have been proceeding we could have been proceeding you could have been proceeding they could have been proceeding
Negação
Forma simple
I couldn't proceed you couldn't proceed she couldn't proceed we couldn't proceed you couldn't proceed they couldn't proceed
Forma com V-ing
I couldn't be proceeding you couldn't be proceeding she couldn't be proceeding we couldn't be proceeding you couldn't be proceeding they couldn't be proceeding
Perfeito
I couldn't have proceeded you couldn't have proceeded she couldn't have proceeded we couldn't have proceeded you couldn't have proceeded they couldn't have proceeded
Perfeito com V-ing
I couldn't have been proceeding you couldn't have been proceeding she couldn't have been proceeding we couldn't have been proceeding you couldn't have been proceeding they couldn't have been proceeding
Forma interrogativa
Forma simple
could I proceed? could you proceed? could she proceed? could we proceed? could you proceed? could they proceed?
Forma com V-ing
could I be proceeding? could you be proceeding? could she be proceeding? could we be proceeding? could you be proceeding? could they be proceeding?
Perfeito
could I have proceeded? could you have proceeded? could she have proceeded? could we have proceeded? could you have proceeded? could they have proceeded?
Perfeito com V-ing
could I have been proceeding? could you have been proceeding? could she have been proceeding? could we have been proceeding? could you have been proceeding? could they have been proceeding?
Forma interro-Negação
Forma simple
couldn't I proceed? couldn't you proceed? couldn't she proceed? couldn't we proceed? couldn't you proceed? couldn't they proceed?
Forma com V-ing
couldn't I be proceeding? couldn't you be proceeding? couldn't she be proceeding? couldn't we be proceeding? couldn't you be proceeding? couldn't they be proceeding?
Perfeito
couldn't I have proceeded? couldn't you have proceeded? couldn't she have proceeded? couldn't we have proceeded? couldn't you have proceeded? couldn't they have proceeded?
Perfeito com V-ing
couldn't I have been proceeding? couldn't you have been proceeding? couldn't she have been proceeding? couldn't we have been proceeding? couldn't you have been proceeding? couldn't they have been proceeding?