I'd be quadrupling you'd be quadrupling she'd be quadrupling we'd be quadrupling you'd be quadrupling they'd be quadrupling
Perfect
I should've quadrupled you should've quadrupled she should've quadrupled we should've quadrupled you should've quadrupled they should've quadrupled
V-ing perfect
I should've been quadrupling you should've been quadrupling she should've been quadrupling we should've been quadrupling you should've been quadrupling they should've been quadrupling
Negation
Simple form
I shouldn't quadruple you shouldn't quadruple she shouldn't quadruple we shouldn't quadruple you shouldn't quadruple they shouldn't quadruple
V-ing form
I shouldn't be quadrupling you shouldn't be quadrupling she shouldn't be quadrupling we shouldn't be quadrupling you shouldn't be quadrupling they shouldn't be quadrupling
Perfect
I shouldn't have quadrupled you shouldn't have quadrupled she shouldn't have quadrupled we shouldn't have quadrupled you shouldn't have quadrupled they shouldn't have quadrupled
V-ing perfect
I shouldn't have been quadrupling you shouldn't have been quadrupling she shouldn't have been quadrupling we shouldn't have been quadrupling you shouldn't have been quadrupling they shouldn't have been quadrupling
Interrogative form
Simple form
should I quadruple? should you quadruple? should she quadruple? should we quadruple? should you quadruple? should they quadruple?
V-ing form
should I be quadrupling? should you be quadrupling? should she be quadrupling? should we be quadrupling? should you be quadrupling? should they be quadrupling?
Perfect
should I have quadrupled? should you have quadrupled? should she have quadrupled? should we have quadrupled? should you have quadrupled? should they have quadrupled?
V-ing perfect
should I have been quadrupling? should you have been quadrupling? should she have been quadrupling? should we have been quadrupling? should you have been quadrupling? should they have been quadrupling?
Interro-negative form
Simple form
shouldn't I quadruple? shouldn't you quadruple? shouldn't she quadruple? shouldn't we quadruple? shouldn't you quadruple? shouldn't they quadruple?
V-ing form
shouldn't I be quadrupling? shouldn't you be quadrupling? shouldn't she be quadrupling? shouldn't we be quadrupling? shouldn't you be quadrupling? shouldn't they be quadrupling?
Perfect
shouldn't I have quadrupled? shouldn't you have quadrupled? shouldn't she have quadrupled? shouldn't we have quadrupled? shouldn't you have quadrupled? shouldn't they have quadrupled?
V-ing perfect
shouldn't I have been quadrupling? shouldn't you have been quadrupling? shouldn't she have been quadrupling? shouldn't we have been quadrupling? shouldn't you have been quadrupling? shouldn't they have been quadrupling?