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