don't I function? don't you function? doesn't she function? don't we function? don't you function? don't they function?
Presente continuo
am I not functioning? aren't you functioning? isn't she functioning? aren't we functioning? aren't you functioning? aren't they functioning?
Pretérito
didn't I function? didn't you function? didn't she function? didn't we function? didn't you function? didn't they function?
Pretérito continuo
wasn't I functioning? weren't you functioning? wasn't she functioning? weren't we functioning? weren't you functioning? weren't they functioning?
Presente perfecto
haven't I functioned? haven't you functioned? hasn't she functioned? haven't we functioned? haven't you functioned? haven't they functioned?
Presente perfecto continuo
haven't I been functioning? haven't you been functioning? hasn't she been functioning? haven't we been functioning? haven't you been functioning? haven't they been functioning?
Pluscuamperfecto
hadn't I functioned? hadn't you functioned? hadn't she functioned? hadn't we functioned? hadn't you functioned? hadn't they functioned?
Pluscuamperfecto continuo
hadn't I been functioning? hadn't you been functioning? hadn't she been functioning? hadn't we been functioning? hadn't you been functioning? hadn't they been functioning?
Futuro simple
won't I function? won't you function? won't she function? won't we function? won't you function? won't they function?
Futuro continuo
won't I be functioning? won't you be functioning? won't she be functioning? won't we be functioning? won't you be functioning? won't they be functioning?
Futuro perfecto
won't I have functioned? won't you have functioned? won't she have functioned? won't we have functioned? won't you have functioned? won't they have functioned?
Futuro perfecto contínuo
won't I have been functioning? won't you have been functioning? won't she have been functioning? won't we have been functioning? won't you have been functioning? won't they have been functioning?
Condicional
Presente
wouldn't I function? wouldn't you function? wouldn't she function? wouldn't we function? wouldn't you function? wouldn't they function?
Presente continuo
wouldn't I be functioning? wouldn't you be functioning? wouldn't she be functioning? wouldn't we be functioning? wouldn't you be functioning? wouldn't they be functioning?
Passado
wouldn't I have functioned? wouldn't you have functioned? wouldn't she have functioned? wouldn't we have functioned? wouldn't you have functioned? wouldn't they have functioned?
Passado continuo
wouldn't I have been functioning? wouldn't you have been functioning? wouldn't she have been functioning? wouldn't we have been functioning? wouldn't you have been functioning? wouldn't they have been functioning?