I can just you can just she can just we can just you can just they can just
Forma con V-ing
I can be justing you can be justing she can be justing we can be justing you can be justing they can be justing
Perfecto
I can have justed you can have justed she can have justed we can have justed you can have justed they can have justed
Perfecto con V-ing
I can have been justing you can have been justing she can have been justing we can have been justing you can have been justing they can have been justing
Negación
Forma simple
I can't just you can't just she can't just we can't just you can't just they can't just
Forma con V-ing
I can't be justing you can't be justing she can't be justing we can't be justing you can't be justing they can't be justing
Perfecto
I can't have justed you can't have justed she can't have justed we can't have justed you can't have justed they can't have justed
Perfecto con V-ing
I can't have been justing you can't have been justing she can't have been justing we can't have been justing you can't have been justing they can't have been justing
Forma interrogativa
Forma simple
can I just? can you just? can she just? can we just? can you just? can they just?
Forma con V-ing
can I be justing? can you be justing? can she be justing? can we be justing? can you be justing? can they be justing?
Perfecto
can I have justed? can you have justed? can she have justed? can we have justed? can you have justed? can they have justed?
Perfecto con V-ing
can I have been justing? can you have been justing? can she have been justing? can we have been justing? can you have been justing? can they have been justing?
Forma interro-negativa
Forma simple
can't I just? can't you just? can't she just? can't we just? can't you just? can't they just?
Forma con V-ing
can't I be justing? can't you be justing? can't she be justing? can't we be justing? can't you be justing? can't they be justing?
Perfecto
can't I have justed? can't you have justed? can't she have justed? can't we have justed? can't you have justed? can't they have justed?
Perfecto con V-ing
can't I have been justing? can't you have been justing? can't she have been justing? can't we have been justing? can't you have been justing? can't they have been justing?