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