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