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