don't I fast? don't you fast? doesn't she 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 she fasting? aren't we fasting? aren't you fasting? aren't they fasting?
Preterite
didn't I fast? didn't you fast? didn't she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she have been fasting? wouldn't we have been fasting? wouldn't you have been fasting? wouldn't they have been fasting?