I can progress you can progress he can progress we can progress you can progress they can progress
Forma con V-ing
I can be progressing you can be progressing he can be progressing we can be progressing you can be progressing they can be progressing
Perfecto
I can have progressed you can have progressed he can have progressed we can have progressed you can have progressed they can have progressed
Perfecto con V-ing
I can have been progressing you can have been progressing he can have been progressing we can have been progressing you can have been progressing they can have been progressing
Negación
Forma simple
I cannot progress you cannot progress he cannot progress we cannot progress you cannot progress they cannot progress
Forma con V-ing
I cannot be progressing you cannot be progressing he cannot be progressing we cannot be progressing you cannot be progressing they cannot be progressing
Perfecto
I cannot have progressed you cannot have progressed he cannot have progressed we cannot have progressed you cannot have progressed they cannot have progressed
Perfecto con V-ing
I cannot have been progressing you cannot have been progressing he cannot have been progressing we cannot have been progressing you cannot have been progressing they cannot have been progressing
Forma interrogativa
Forma simple
can I progress? can you progress? can he progress? can we progress? can you progress? can they progress?
Forma con V-ing
can I be progressing? can you be progressing? can he be progressing? can we be progressing? can you be progressing? can they be progressing?
Perfecto
can I have progressed? can you have progressed? can he have progressed? can we have progressed? can you have progressed? can they have progressed?
Perfecto con V-ing
can I have been progressing? can you have been progressing? can he have been progressing? can we have been progressing? can you have been progressing? can they have been progressing?
Forma interro-negativa
Forma simple
can I not progress? can you not progress? can he not progress? can we not progress? can you not progress? can they not progress?
Forma con V-ing
can I not be progressing? can you not be progressing? can he not be progressing? can we not be progressing? can you not be progressing? can they not be progressing?
Perfecto
can I not have progressed? can you not have progressed? can he not have progressed? can we not have progressed? can you not have progressed? can they not have progressed?
Perfecto con V-ing
can I not have been progressing? can you not have been progressing? can he not have been progressing? can we not have been progressing? can you not have been progressing? can they not have been progressing?