I could forest you could forest she could forest we could forest you could forest they could forest
Forma com V-ing
I could be foresting you could be foresting she could be foresting we could be foresting you could be foresting they could be foresting
Perfeito
I could have forested you could have forested she could have forested we could have forested you could have forested they could have forested
Perfeito com V-ing
I could have been foresting you could have been foresting she could have been foresting we could have been foresting you could have been foresting they could have been foresting
Negação
Forma simple
I couldn't forest you couldn't forest she couldn't forest we couldn't forest you couldn't forest they couldn't forest
Forma com V-ing
I couldn't be foresting you couldn't be foresting she couldn't be foresting we couldn't be foresting you couldn't be foresting they couldn't be foresting
Perfeito
I couldn't have forested you couldn't have forested she couldn't have forested we couldn't have forested you couldn't have forested they couldn't have forested
Perfeito com V-ing
I couldn't have been foresting you couldn't have been foresting she couldn't have been foresting we couldn't have been foresting you couldn't have been foresting they couldn't have been foresting
Forma interrogativa
Forma simple
could I forest? could you forest? could she forest? could we forest? could you forest? could they forest?
Forma com V-ing
could I be foresting? could you be foresting? could she be foresting? could we be foresting? could you be foresting? could they be foresting?
Perfeito
could I have forested? could you have forested? could she have forested? could we have forested? could you have forested? could they have forested?
Perfeito com V-ing
could I have been foresting? could you have been foresting? could she have been foresting? could we have been foresting? could you have been foresting? could they have been foresting?
Forma interro-Negação
Forma simple
couldn't I forest? couldn't you forest? couldn't she forest? couldn't we forest? couldn't you forest? couldn't they forest?
Forma com V-ing
couldn't I be foresting? couldn't you be foresting? couldn't she be foresting? couldn't we be foresting? couldn't you be foresting? couldn't they be foresting?
Perfeito
couldn't I have forested? couldn't you have forested? couldn't she have forested? couldn't we have forested? couldn't you have forested? couldn't they have forested?
Perfeito com V-ing
couldn't I have been foresting? couldn't you have been foresting? couldn't she have been foresting? couldn't we have been foresting? couldn't you have been foresting? couldn't they have been foresting?