I can curl you can curl he can curl we can curl you can curl they can curl
Forma con V-ing
I can be curling you can be curling he can be curling we can be curling you can be curling they can be curling
Perfecto
I can have curled you can have curled he can have curled we can have curled you can have curled they can have curled
Perfecto con V-ing
I can have been curling you can have been curling he can have been curling we can have been curling you can have been curling they can have been curling
Negación
Forma simple
I can't curl you can't curl he can't curl we can't curl you can't curl they can't curl
Forma con V-ing
I can't be curling you can't be curling he can't be curling we can't be curling you can't be curling they can't be curling
Perfecto
I can't have curled you can't have curled he can't have curled we can't have curled you can't have curled they can't have curled
Perfecto con V-ing
I can't have been curling you can't have been curling he can't have been curling we can't have been curling you can't have been curling they can't have been curling
Forma interrogativa
Forma simple
can I curl? can you curl? can he curl? can we curl? can you curl? can they curl?
Forma con V-ing
can I be curling? can you be curling? can he be curling? can we be curling? can you be curling? can they be curling?
Perfecto
can I have curled? can you have curled? can he have curled? can we have curled? can you have curled? can they have curled?
Perfecto con V-ing
can I have been curling? can you have been curling? can he have been curling? can we have been curling? can you have been curling? can they have been curling?
Forma interro-negativa
Forma simple
can't I curl? can't you curl? can't he curl? can't we curl? can't you curl? can't they curl?
Forma con V-ing
can't I be curling? can't you be curling? can't he be curling? can't we be curling? can't you be curling? can't they be curling?
Perfecto
can't I have curled? can't you have curled? can't he have curled? can't we have curled? can't you have curled? can't they have curled?
Perfecto con V-ing
can't I have been curling? can't you have been curling? can't he have been curling? can't we have been curling? can't you have been curling? can't they have been curling?