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