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