I can post you can post she can post we can post you can post they can post
Forma con V-ing
I can be posting you can be posting she can be posting we can be posting you can be posting they can be posting
Perfecto
I can have posted you can have posted she can have posted we can have posted you can have posted they can have posted
Perfecto con V-ing
I can have been posting you can have been posting she can have been posting we can have been posting you can have been posting they can have been posting
Negación
Forma simple
I cannot post you cannot post she cannot post we cannot post you cannot post they cannot post
Forma con V-ing
I cannot be posting you cannot be posting she cannot be posting we cannot be posting you cannot be posting they cannot be posting
Perfecto
I cannot have posted you cannot have posted she cannot have posted we cannot have posted you cannot have posted they cannot have posted
Perfecto con V-ing
I cannot have been posting you cannot have been posting she cannot have been posting we cannot have been posting you cannot have been posting they cannot have been posting
Forma interrogativa
Forma simple
can I post? can you post? can she post? can we post? can you post? can they post?
Forma con V-ing
can I be posting? can you be posting? can she be posting? can we be posting? can you be posting? can they be posting?
Perfecto
can I have posted? can you have posted? can she have posted? can we have posted? can you have posted? can they have posted?
Perfecto con V-ing
can I have been posting? can you have been posting? can she have been posting? can we have been posting? can you have been posting? can they have been posting?
Forma interro-negativa
Forma simple
can I not post? can you not post? can she not post? can we not post? can you not post? can they not post?
Forma con V-ing
can I not be posting? can you not be posting? can she not be posting? can we not be posting? can you not be posting? can they not be posting?
Perfecto
can I not have posted? can you not have posted? can she not have posted? can we not have posted? can you not have posted? can they not have posted?
Perfecto con V-ing
can I not have been posting? can you not have been posting? can she not have been posting? can we not have been posting? can you not have been posting? can they not have been posting?