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