I could mine you could mine she could mine we could mine you could mine they could mine
Forma com V-ing
I could be mining you could be mining she could be mining we could be mining you could be mining they could be mining
Perfeito
I could have mined you could have mined she could have mined we could have mined you could have mined they could have mined
Perfeito com V-ing
I could have been mining you could have been mining she could have been mining we could have been mining you could have been mining they could have been mining
Negação
Forma simple
I could not mine you could not mine she could not mine we could not mine you could not mine they could not mine
Forma com V-ing
I could not be mining you could not be mining she could not be mining we could not be mining you could not be mining they could not be mining
Perfeito
I could not have mined you could not have mined she could not have mined we could not have mined you could not have mined they could not have mined
Perfeito com V-ing
I could not have been mining you could not have been mining she could not have been mining we could not have been mining you could not have been mining they could not have been mining
Forma interrogativa
Forma simple
could I mine? could you mine? could she mine? could we mine? could you mine? could they mine?
Forma com V-ing
could I be mining? could you be mining? could she be mining? could we be mining? could you be mining? could they be mining?
Perfeito
could I have mined? could you have mined? could she have mined? could we have mined? could you have mined? could they have mined?
Perfeito com V-ing
could I have been mining? could you have been mining? could she have been mining? could we have been mining? could you have been mining? could they have been mining?
Forma interro-Negação
Forma simple
could I not mine? could you not mine? could she not mine? could we not mine? could you not mine? could they not mine?
Forma com V-ing
could I not be mining? could you not be mining? could she not be mining? could we not be mining? could you not be mining? could they not be mining?
Perfeito
could I not have mined? could you not have mined? could she not have mined? could we not have mined? could you not have mined? could they not have mined?
Perfeito com V-ing
could I not have been mining? could you not have been mining? could she not have been mining? could we not have been mining? could you not have been mining? could they not have been mining?