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