I could revive you could revive she could revive we could revive you could revive they could revive
Forma com V-ing
I could be reviving you could be reviving she could be reviving we could be reviving you could be reviving they could be reviving
Perfeito
I could have revived you could have revived she could have revived we could have revived you could have revived they could have revived
Perfeito com V-ing
I could have been reviving you could have been reviving she could have been reviving we could have been reviving you could have been reviving they could have been reviving
Negação
Forma simple
I could not revive you could not revive she could not revive we could not revive you could not revive they could not revive
Forma com V-ing
I could not be reviving you could not be reviving she could not be reviving we could not be reviving you could not be reviving they could not be reviving
Perfeito
I could not have revived you could not have revived she could not have revived we could not have revived you could not have revived they could not have revived
Perfeito com V-ing
I could not have been reviving you could not have been reviving she could not have been reviving we could not have been reviving you could not have been reviving they could not have been reviving
Forma interrogativa
Forma simple
could I revive? could you revive? could she revive? could we revive? could you revive? could they revive?
Forma com V-ing
could I be reviving? could you be reviving? could she be reviving? could we be reviving? could you be reviving? could they be reviving?
Perfeito
could I have revived? could you have revived? could she have revived? could we have revived? could you have revived? could they have revived?
Perfeito com V-ing
could I have been reviving? could you have been reviving? could she have been reviving? could we have been reviving? could you have been reviving? could they have been reviving?
Forma interro-Negação
Forma simple
could I not revive? could you not revive? could she not revive? could we not revive? could you not revive? could they not revive?
Forma com V-ing
could I not be reviving? could you not be reviving? could she not be reviving? could we not be reviving? could you not be reviving? could they not be reviving?
Perfeito
could I not have revived? could you not have revived? could she not have revived? could we not have revived? could you not have revived? could they not have revived?
Perfeito com V-ing
could I not have been reviving? could you not have been reviving? could she not have been reviving? could we not have been reviving? could you not have been reviving? could they not have been reviving?