I could quench you could quench she could quench we could quench you could quench they could quench
Forma con V-ing
I could be quenching you could be quenching she could be quenching we could be quenching you could be quenching they could be quenching
Perfecto
I could have quenched you could have quenched she could have quenched we could have quenched you could have quenched they could have quenched
Perfecto con V-ing
I could have been quenching you could have been quenching she could have been quenching we could have been quenching you could have been quenching they could have been quenching
Negación
Forma simple
I couldn't quench you couldn't quench she couldn't quench we couldn't quench you couldn't quench they couldn't quench
Forma con V-ing
I couldn't be quenching you couldn't be quenching she couldn't be quenching we couldn't be quenching you couldn't be quenching they couldn't be quenching
Perfecto
I couldn't have quenched you couldn't have quenched she couldn't have quenched we couldn't have quenched you couldn't have quenched they couldn't have quenched
Perfecto con V-ing
I couldn't have been quenching you couldn't have been quenching she couldn't have been quenching we couldn't have been quenching you couldn't have been quenching they couldn't have been quenching
Forma interrogativa
Forma simple
could I quench? could you quench? could she quench? could we quench? could you quench? could they quench?
Forma con V-ing
could I be quenching? could you be quenching? could she be quenching? could we be quenching? could you be quenching? could they be quenching?
Perfecto
could I have quenched? could you have quenched? could she have quenched? could we have quenched? could you have quenched? could they have quenched?
Perfecto con V-ing
could I have been quenching? could you have been quenching? could she have been quenching? could we have been quenching? could you have been quenching? could they have been quenching?
Forma interro-negativa
Forma simple
couldn't I quench? couldn't you quench? couldn't she quench? couldn't we quench? couldn't you quench? couldn't they quench?
Forma con V-ing
couldn't I be quenching? couldn't you be quenching? couldn't she be quenching? couldn't we be quenching? couldn't you be quenching? couldn't they be quenching?
Perfecto
couldn't I have quenched? couldn't you have quenched? couldn't she have quenched? couldn't we have quenched? couldn't you have quenched? couldn't they have quenched?
Perfecto con V-ing
couldn't I have been quenching? couldn't you have been quenching? couldn't she have been quenching? couldn't we have been quenching? couldn't you have been quenching? couldn't they have been quenching?