I could adduce you could adduce she could adduce we could adduce you could adduce they could adduce
Forma com V-ing
I could be adducing you could be adducing she could be adducing we could be adducing you could be adducing they could be adducing
Perfeito
I could have adduced you could have adduced she could have adduced we could have adduced you could have adduced they could have adduced
Perfeito com V-ing
I could have been adducing you could have been adducing she could have been adducing we could have been adducing you could have been adducing they could have been adducing
Negação
Forma simple
I couldn't adduce you couldn't adduce she couldn't adduce we couldn't adduce you couldn't adduce they couldn't adduce
Forma com V-ing
I couldn't be adducing you couldn't be adducing she couldn't be adducing we couldn't be adducing you couldn't be adducing they couldn't be adducing
Perfeito
I couldn't have adduced you couldn't have adduced she couldn't have adduced we couldn't have adduced you couldn't have adduced they couldn't have adduced
Perfeito com V-ing
I couldn't have been adducing you couldn't have been adducing she couldn't have been adducing we couldn't have been adducing you couldn't have been adducing they couldn't have been adducing
Forma interrogativa
Forma simple
could I adduce? could you adduce? could she adduce? could we adduce? could you adduce? could they adduce?
Forma com V-ing
could I be adducing? could you be adducing? could she be adducing? could we be adducing? could you be adducing? could they be adducing?
Perfeito
could I have adduced? could you have adduced? could she have adduced? could we have adduced? could you have adduced? could they have adduced?
Perfeito com V-ing
could I have been adducing? could you have been adducing? could she have been adducing? could we have been adducing? could you have been adducing? could they have been adducing?
Forma interro-Negação
Forma simple
couldn't I adduce? couldn't you adduce? couldn't she adduce? couldn't we adduce? couldn't you adduce? couldn't they adduce?
Forma com V-ing
couldn't I be adducing? couldn't you be adducing? couldn't she be adducing? couldn't we be adducing? couldn't you be adducing? couldn't they be adducing?
Perfeito
couldn't I have adduced? couldn't you have adduced? couldn't she have adduced? couldn't we have adduced? couldn't you have adduced? couldn't they have adduced?
Perfeito com V-ing
couldn't I have been adducing? couldn't you have been adducing? couldn't she have been adducing? couldn't we have been adducing? couldn't you have been adducing? couldn't they have been adducing?