don't I caution? don't you caution? doesn't he caution? don't we caution? don't you caution? don't they caution?
Present continuous
am I not cautioning? aren't you cautioning? isn't he cautioning? aren't we cautioning? aren't you cautioning? aren't they cautioning?
Preterite
didn't I caution? didn't you caution? didn't he caution? didn't we caution? didn't you caution? didn't they caution?
Preterite continuous
wasn't I cautioning? weren't you cautioning? wasn't he cautioning? weren't we cautioning? weren't you cautioning? weren't they cautioning?
Present perfect
haven't I cautioned? haven't you cautioned? hasn't he cautioned? haven't we cautioned? haven't you cautioned? haven't they cautioned?
Present perfect continuous
haven't I been cautioning? haven't you been cautioning? hasn't he been cautioning? haven't we been cautioning? haven't you been cautioning? haven't they been cautioning?
Pluperfect
hadn't I cautioned? hadn't you cautioned? hadn't he cautioned? hadn't we cautioned? hadn't you cautioned? hadn't they cautioned?
Pluperfect continuous
hadn't I been cautioning? hadn't you been cautioning? hadn't he been cautioning? hadn't we been cautioning? hadn't you been cautioning? hadn't they been cautioning?
Future
won't I caution? won't you caution? won't he caution? won't we caution? won't you caution? won't they caution?
Future continuous
won't I be cautioning? won't you be cautioning? won't he be cautioning? won't we be cautioning? won't you be cautioning? won't they be cautioning?
Future perfect
won't I have cautioned? won't you have cautioned? won't he have cautioned? won't we have cautioned? won't you have cautioned? won't they have cautioned?
Future perfect continuous
won't I have been cautioning? won't you have been cautioning? won't he have been cautioning? won't we have been cautioning? won't you have been cautioning? won't they have been cautioning?
Conditional
Present
wouldn't I caution? wouldn't you caution? wouldn't he caution? wouldn't we caution? wouldn't you caution? wouldn't they caution?
Present continuous
wouldn't I be cautioning? wouldn't you be cautioning? wouldn't he be cautioning? wouldn't we be cautioning? wouldn't you be cautioning? wouldn't they be cautioning?
Past
wouldn't I have cautioned? wouldn't you have cautioned? wouldn't he have cautioned? wouldn't we have cautioned? wouldn't you have cautioned? wouldn't they have cautioned?
Past continuous
wouldn't I have been cautioning? wouldn't you have been cautioning? wouldn't he have been cautioning? wouldn't we have been cautioning? wouldn't you have been cautioning? wouldn't they have been cautioning?