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