I can refrain you can refrain she can refrain we can refrain you can refrain they can refrain
Forma con V-ing
I can be refraining you can be refraining she can be refraining we can be refraining you can be refraining they can be refraining
Perfecto
I can have refrained you can have refrained she can have refrained we can have refrained you can have refrained they can have refrained
Perfecto con V-ing
I can have been refraining you can have been refraining she can have been refraining we can have been refraining you can have been refraining they can have been refraining
Negación
Forma simple
I can't refrain you can't refrain she can't refrain we can't refrain you can't refrain they can't refrain
Forma con V-ing
I can't be refraining you can't be refraining she can't be refraining we can't be refraining you can't be refraining they can't be refraining
Perfecto
I can't have refrained you can't have refrained she can't have refrained we can't have refrained you can't have refrained they can't have refrained
Perfecto con V-ing
I can't have been refraining you can't have been refraining she can't have been refraining we can't have been refraining you can't have been refraining they can't have been refraining
Forma interrogativa
Forma simple
can I refrain? can you refrain? can she refrain? can we refrain? can you refrain? can they refrain?
Forma con V-ing
can I be refraining? can you be refraining? can she be refraining? can we be refraining? can you be refraining? can they be refraining?
Perfecto
can I have refrained? can you have refrained? can she have refrained? can we have refrained? can you have refrained? can they have refrained?
Perfecto con V-ing
can I have been refraining? can you have been refraining? can she have been refraining? can we have been refraining? can you have been refraining? can they have been refraining?
Forma interro-negativa
Forma simple
can't I refrain? can't you refrain? can't she refrain? can't we refrain? can't you refrain? can't they refrain?
Forma con V-ing
can't I be refraining? can't you be refraining? can't she be refraining? can't we be refraining? can't you be refraining? can't they be refraining?
Perfecto
can't I have refrained? can't you have refrained? can't she have refrained? can't we have refrained? can't you have refrained? can't they have refrained?
Perfecto con V-ing
can't I have been refraining? can't you have been refraining? can't she have been refraining? can't we have been refraining? can't you have been refraining? can't they have been refraining?