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