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