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