I can revise you can revise she can revise we can revise you can revise they can revise
Forma con V-ing
I can be revising you can be revising she can be revising we can be revising you can be revising they can be revising
Perfecto
I can have revised you can have revised she can have revised we can have revised you can have revised they can have revised
Perfecto con V-ing
I can have been revising you can have been revising she can have been revising we can have been revising you can have been revising they can have been revising
Negación
Forma simple
I can't revise you can't revise she can't revise we can't revise you can't revise they can't revise
Forma con V-ing
I can't be revising you can't be revising she can't be revising we can't be revising you can't be revising they can't be revising
Perfecto
I can't have revised you can't have revised she can't have revised we can't have revised you can't have revised they can't have revised
Perfecto con V-ing
I can't have been revising you can't have been revising she can't have been revising we can't have been revising you can't have been revising they can't have been revising
Forma interrogativa
Forma simple
can I revise? can you revise? can she revise? can we revise? can you revise? can they revise?
Forma con V-ing
can I be revising? can you be revising? can she be revising? can we be revising? can you be revising? can they be revising?
Perfecto
can I have revised? can you have revised? can she have revised? can we have revised? can you have revised? can they have revised?
Perfecto con V-ing
can I have been revising? can you have been revising? can she have been revising? can we have been revising? can you have been revising? can they have been revising?
Forma interro-negativa
Forma simple
can't I revise? can't you revise? can't she revise? can't we revise? can't you revise? can't they revise?
Forma con V-ing
can't I be revising? can't you be revising? can't she be revising? can't we be revising? can't you be revising? can't they be revising?
Perfecto
can't I have revised? can't you have revised? can't she have revised? can't we have revised? can't you have revised? can't they have revised?
Perfecto con V-ing
can't I have been revising? can't you have been revising? can't she have been revising? can't we have been revising? can't you have been revising? can't they have been revising?