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