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