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