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