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