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