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