I could advert you could advert she could advert we could advert you could advert they could advert
Forma com V-ing
I could be adverting you could be adverting she could be adverting we could be adverting you could be adverting they could be adverting
Perfeito
I could have adverted you could have adverted she could have adverted we could have adverted you could have adverted they could have adverted
Perfeito com V-ing
I could have been adverting you could have been adverting she could have been adverting we could have been adverting you could have been adverting they could have been adverting
Negação
Forma simple
I couldn't advert you couldn't advert she couldn't advert we couldn't advert you couldn't advert they couldn't advert
Forma com V-ing
I couldn't be adverting you couldn't be adverting she couldn't be adverting we couldn't be adverting you couldn't be adverting they couldn't be adverting
Perfeito
I couldn't have adverted you couldn't have adverted she couldn't have adverted we couldn't have adverted you couldn't have adverted they couldn't have adverted
Perfeito com V-ing
I couldn't have been adverting you couldn't have been adverting she couldn't have been adverting we couldn't have been adverting you couldn't have been adverting they couldn't have been adverting
Forma interrogativa
Forma simple
could I advert? could you advert? could she advert? could we advert? could you advert? could they advert?
Forma com V-ing
could I be adverting? could you be adverting? could she be adverting? could we be adverting? could you be adverting? could they be adverting?
Perfeito
could I have adverted? could you have adverted? could she have adverted? could we have adverted? could you have adverted? could they have adverted?
Perfeito com V-ing
could I have been adverting? could you have been adverting? could she have been adverting? could we have been adverting? could you have been adverting? could they have been adverting?
Forma interro-Negação
Forma simple
couldn't I advert? couldn't you advert? couldn't she advert? couldn't we advert? couldn't you advert? couldn't they advert?
Forma com V-ing
couldn't I be adverting? couldn't you be adverting? couldn't she be adverting? couldn't we be adverting? couldn't you be adverting? couldn't they be adverting?
Perfeito
couldn't I have adverted? couldn't you have adverted? couldn't she have adverted? couldn't we have adverted? couldn't you have adverted? couldn't they have adverted?
Perfeito com V-ing
couldn't I have been adverting? couldn't you have been adverting? couldn't she have been adverting? couldn't we have been adverting? couldn't you have been adverting? couldn't they have been adverting?