I could twirl you could twirl he could twirl we could twirl you could twirl they could twirl
Forma con V-ing
I could be twirling you could be twirling he could be twirling we could be twirling you could be twirling they could be twirling
Perfecto
I could have twirled you could have twirled he could have twirled we could have twirled you could have twirled they could have twirled
Perfecto con V-ing
I could have been twirling you could have been twirling he could have been twirling we could have been twirling you could have been twirling they could have been twirling
Negación
Forma simple
I could not twirl you could not twirl he could not twirl we could not twirl you could not twirl they could not twirl
Forma con V-ing
I could not be twirling you could not be twirling he could not be twirling we could not be twirling you could not be twirling they could not be twirling
Perfecto
I could not have twirled you could not have twirled he could not have twirled we could not have twirled you could not have twirled they could not have twirled
Perfecto con V-ing
I could not have been twirling you could not have been twirling he could not have been twirling we could not have been twirling you could not have been twirling they could not have been twirling
Forma interrogativa
Forma simple
could I twirl? could you twirl? could he twirl? could we twirl? could you twirl? could they twirl?
Forma con V-ing
could I be twirling? could you be twirling? could he be twirling? could we be twirling? could you be twirling? could they be twirling?
Perfecto
could I have twirled? could you have twirled? could he have twirled? could we have twirled? could you have twirled? could they have twirled?
Perfecto con V-ing
could I have been twirling? could you have been twirling? could he have been twirling? could we have been twirling? could you have been twirling? could they have been twirling?
Forma interro-negativa
Forma simple
could I not twirl? could you not twirl? could he not twirl? could we not twirl? could you not twirl? could they not twirl?
Forma con V-ing
could I not be twirling? could you not be twirling? could he not be twirling? could we not be twirling? could you not be twirling? could they not be twirling?
Perfecto
could I not have twirled? could you not have twirled? could he not have twirled? could we not have twirled? could you not have twirled? could they not have twirled?
Perfecto con V-ing
could I not have been twirling? could you not have been twirling? could he not have been twirling? could we not have been twirling? could you not have been twirling? could they not have been twirling?