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