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