I could second you could second he could second we could second you could second they could second
Forma com V-ing
I could be seconding you could be seconding he could be seconding we could be seconding you could be seconding they could be seconding
Perfeito
I could have seconded you could have seconded he could have seconded we could have seconded you could have seconded they could have seconded
Perfeito com V-ing
I could have been seconding you could have been seconding he could have been seconding we could have been seconding you could have been seconding they could have been seconding
Negação
Forma simple
I could not second you could not second he could not second we could not second you could not second they could not second
Forma com V-ing
I could not be seconding you could not be seconding he could not be seconding we could not be seconding you could not be seconding they could not be seconding
Perfeito
I could not have seconded you could not have seconded he could not have seconded we could not have seconded you could not have seconded they could not have seconded
Perfeito com V-ing
I could not have been seconding you could not have been seconding he could not have been seconding we could not have been seconding you could not have been seconding they could not have been seconding
Forma interrogativa
Forma simple
could I second? could you second? could he second? could we second? could you second? could they second?
Forma com V-ing
could I be seconding? could you be seconding? could he be seconding? could we be seconding? could you be seconding? could they be seconding?
Perfeito
could I have seconded? could you have seconded? could he have seconded? could we have seconded? could you have seconded? could they have seconded?
Perfeito com V-ing
could I have been seconding? could you have been seconding? could he have been seconding? could we have been seconding? could you have been seconding? could they have been seconding?
Forma interro-Negação
Forma simple
could I not second? could you not second? could he not second? could we not second? could you not second? could they not second?
Forma com V-ing
could I not be seconding? could you not be seconding? could he not be seconding? could we not be seconding? could you not be seconding? could they not be seconding?
Perfeito
could I not have seconded? could you not have seconded? could he not have seconded? could we not have seconded? could you not have seconded? could they not have seconded?
Perfeito com V-ing
could I not have been seconding? could you not have been seconding? could he not have been seconding? could we not have been seconding? could you not have been seconding? could they not have been seconding?