I can reform you can reform he can reform we can reform you can reform they can reform
Forma con V-ing
I can be reforming you can be reforming he can be reforming we can be reforming you can be reforming they can be reforming
Perfecto
I can have reformed you can have reformed he can have reformed we can have reformed you can have reformed they can have reformed
Perfecto con V-ing
I can have been reforming you can have been reforming he can have been reforming we can have been reforming you can have been reforming they can have been reforming
Negación
Forma simple
I cannot reform you cannot reform he cannot reform we cannot reform you cannot reform they cannot reform
Forma con V-ing
I cannot be reforming you cannot be reforming he cannot be reforming we cannot be reforming you cannot be reforming they cannot be reforming
Perfecto
I cannot have reformed you cannot have reformed he cannot have reformed we cannot have reformed you cannot have reformed they cannot have reformed
Perfecto con V-ing
I cannot have been reforming you cannot have been reforming he cannot have been reforming we cannot have been reforming you cannot have been reforming they cannot have been reforming
Forma interrogativa
Forma simple
can I reform? can you reform? can he reform? can we reform? can you reform? can they reform?
Forma con V-ing
can I be reforming? can you be reforming? can he be reforming? can we be reforming? can you be reforming? can they be reforming?
Perfecto
can I have reformed? can you have reformed? can he have reformed? can we have reformed? can you have reformed? can they have reformed?
Perfecto con V-ing
can I have been reforming? can you have been reforming? can he have been reforming? can we have been reforming? can you have been reforming? can they have been reforming?
Forma interro-negativa
Forma simple
can I not reform? can you not reform? can he not reform? can we not reform? can you not reform? can they not reform?
Forma con V-ing
can I not be reforming? can you not be reforming? can he not be reforming? can we not be reforming? can you not be reforming? can they not be reforming?
Perfecto
can I not have reformed? can you not have reformed? can he not have reformed? can we not have reformed? can you not have reformed? can they not have reformed?
Perfecto con V-ing
can I not have been reforming? can you not have been reforming? can he not have been reforming? can we not have been reforming? can you not have been reforming? can they not have been reforming?