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