I'd be flip-floping you'd be flip-floping she'd be flip-floping we'd be flip-floping you'd be flip-floping they'd be flip-floping
Perfect
I should've flip-floped you should've flip-floped she should've flip-floped we should've flip-floped you should've flip-floped they should've flip-floped
V-ing perfect
I should've been flip-floping you should've been flip-floping she should've been flip-floping we should've been flip-floping you should've been flip-floping they should've been flip-floping
Negation
Simple form
I shouldn't flip-flop you shouldn't flip-flop she shouldn't flip-flop we shouldn't flip-flop you shouldn't flip-flop they shouldn't flip-flop
V-ing form
I shouldn't be flip-floping you shouldn't be flip-floping she shouldn't be flip-floping we shouldn't be flip-floping you shouldn't be flip-floping they shouldn't be flip-floping
Perfect
I shouldn't have flip-floped you shouldn't have flip-floped she shouldn't have flip-floped we shouldn't have flip-floped you shouldn't have flip-floped they shouldn't have flip-floped
V-ing perfect
I shouldn't have been flip-floping you shouldn't have been flip-floping she shouldn't have been flip-floping we shouldn't have been flip-floping you shouldn't have been flip-floping they shouldn't have been flip-floping
Interrogative form
Simple form
should I flip-flop? should you flip-flop? should she flip-flop? should we flip-flop? should you flip-flop? should they flip-flop?
V-ing form
should I be flip-floping? should you be flip-floping? should she be flip-floping? should we be flip-floping? should you be flip-floping? should they be flip-floping?
Perfect
should I have flip-floped? should you have flip-floped? should she have flip-floped? should we have flip-floped? should you have flip-floped? should they have flip-floped?
V-ing perfect
should I have been flip-floping? should you have been flip-floping? should she have been flip-floping? should we have been flip-floping? should you have been flip-floping? should they have been flip-floping?
Interro-negative form
Simple form
shouldn't I flip-flop? shouldn't you flip-flop? shouldn't she flip-flop? shouldn't we flip-flop? shouldn't you flip-flop? shouldn't they flip-flop?
V-ing form
shouldn't I be flip-floping? shouldn't you be flip-floping? shouldn't she be flip-floping? shouldn't we be flip-floping? shouldn't you be flip-floping? shouldn't they be flip-floping?
Perfect
shouldn't I have flip-floped? shouldn't you have flip-floped? shouldn't she have flip-floped? shouldn't we have flip-floped? shouldn't you have flip-floped? shouldn't they have flip-floped?
V-ing perfect
shouldn't I have been flip-floping? shouldn't you have been flip-floping? shouldn't she have been flip-floping? shouldn't we have been flip-floping? shouldn't you have been flip-floping? shouldn't they have been flip-floping?