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