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