I can gain you can gain she can gain we can gain you can gain they can gain
Forma con V-ing
I can be gaining you can be gaining she can be gaining we can be gaining you can be gaining they can be gaining
Perfecto
I can have gained you can have gained she can have gained we can have gained you can have gained they can have gained
Perfecto con V-ing
I can have been gaining you can have been gaining she can have been gaining we can have been gaining you can have been gaining they can have been gaining
Negación
Forma simple
I can't gain you can't gain she can't gain we can't gain you can't gain they can't gain
Forma con V-ing
I can't be gaining you can't be gaining she can't be gaining we can't be gaining you can't be gaining they can't be gaining
Perfecto
I can't have gained you can't have gained she can't have gained we can't have gained you can't have gained they can't have gained
Perfecto con V-ing
I can't have been gaining you can't have been gaining she can't have been gaining we can't have been gaining you can't have been gaining they can't have been gaining
Forma interrogativa
Forma simple
can I gain? can you gain? can she gain? can we gain? can you gain? can they gain?
Forma con V-ing
can I be gaining? can you be gaining? can she be gaining? can we be gaining? can you be gaining? can they be gaining?
Perfecto
can I have gained? can you have gained? can she have gained? can we have gained? can you have gained? can they have gained?
Perfecto con V-ing
can I have been gaining? can you have been gaining? can she have been gaining? can we have been gaining? can you have been gaining? can they have been gaining?
Forma interro-negativa
Forma simple
can't I gain? can't you gain? can't she gain? can't we gain? can't you gain? can't they gain?
Forma con V-ing
can't I be gaining? can't you be gaining? can't she be gaining? can't we be gaining? can't you be gaining? can't they be gaining?
Perfecto
can't I have gained? can't you have gained? can't she have gained? can't we have gained? can't you have gained? can't they have gained?
Perfecto con V-ing
can't I have been gaining? can't you have been gaining? can't she have been gaining? can't we have been gaining? can't you have been gaining? can't they have been gaining?