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