I can contract you can contract he can contract we can contract you can contract they can contract
Forma con V-ing
I can be contracting you can be contracting he can be contracting we can be contracting you can be contracting they can be contracting
Perfecto
I can have contracted you can have contracted he can have contracted we can have contracted you can have contracted they can have contracted
Perfecto con V-ing
I can have been contracting you can have been contracting he can have been contracting we can have been contracting you can have been contracting they can have been contracting
Negación
Forma simple
I can't contract you can't contract he can't contract we can't contract you can't contract they can't contract
Forma con V-ing
I can't be contracting you can't be contracting he can't be contracting we can't be contracting you can't be contracting they can't be contracting
Perfecto
I can't have contracted you can't have contracted he can't have contracted we can't have contracted you can't have contracted they can't have contracted
Perfecto con V-ing
I can't have been contracting you can't have been contracting he can't have been contracting we can't have been contracting you can't have been contracting they can't have been contracting
Forma interrogativa
Forma simple
can I contract? can you contract? can he contract? can we contract? can you contract? can they contract?
Forma con V-ing
can I be contracting? can you be contracting? can he be contracting? can we be contracting? can you be contracting? can they be contracting?
Perfecto
can I have contracted? can you have contracted? can he have contracted? can we have contracted? can you have contracted? can they have contracted?
Perfecto con V-ing
can I have been contracting? can you have been contracting? can he have been contracting? can we have been contracting? can you have been contracting? can they have been contracting?
Forma interro-negativa
Forma simple
can't I contract? can't you contract? can't he contract? can't we contract? can't you contract? can't they contract?
Forma con V-ing
can't I be contracting? can't you be contracting? can't he be contracting? can't we be contracting? can't you be contracting? can't they be contracting?
Perfecto
can't I have contracted? can't you have contracted? can't he have contracted? can't we have contracted? can't you have contracted? can't they have contracted?
Perfecto con V-ing
can't I have been contracting? can't you have been contracting? can't he have been contracting? can't we have been contracting? can't you have been contracting? can't they have been contracting?