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