I must flip-flop you must flip-flop he must flip-flop we must flip-flop you must flip-flop they must flip-flop
Forme en V-ing
I must be flip-floping you must be flip-floping he must be flip-floping we must be flip-floping you must be flip-floping they must be flip-floping
Perfect
I must have flip-floped you must have flip-floped he must have flip-floped we must have flip-floped you must have flip-floped they must have flip-floped
Perfect en V-ing
I must have been flip-floping you must have been flip-floping he must have been flip-floping we must have been flip-floping you must have been flip-floping they must have been flip-floping
Négation
Forme simple
I mustn't flip-flop you mustn't flip-flop he mustn't flip-flop we mustn't flip-flop you mustn't flip-flop they mustn't flip-flop
Forme en V-ing
I mustn't be flip-floping you mustn't be flip-floping he mustn't be flip-floping we mustn't be flip-floping you mustn't be flip-floping they mustn't be flip-floping
Perfect
I mustn't have flip-floped you mustn't have flip-floped he mustn't have flip-floped we mustn't have flip-floped you mustn't have flip-floped they mustn't have flip-floped
Perfect en V-ing
I mustn't have been flip-floping you mustn't have been flip-floping he mustn't have been flip-floping we mustn't have been flip-floping you mustn't have been flip-floping they mustn't have been flip-floping
Forme interrogative
Forme simple
must I flip-flop? must you flip-flop? must he flip-flop? must we flip-flop? must you flip-flop? must they flip-flop?
Forme en V-ing
must I be flip-floping? must you be flip-floping? must he be flip-floping? must we be flip-floping? must you be flip-floping? must they be flip-floping?
Perfect
must I have flip-floped? must you have flip-floped? must he have flip-floped? must we have flip-floped? must you have flip-floped? must they have flip-floped?
Perfect en V-ing
must I have been flip-floping? must you have been flip-floping? must he have been flip-floping? must we have been flip-floping? must you have been flip-floping? must they have been flip-floping?
Forme interro-négative
Forme simple
mustn't I flip-flop? mustn't you flip-flop? mustn't he flip-flop? mustn't we flip-flop? mustn't you flip-flop? mustn't they flip-flop?
Forme en V-ing
mustn't I be flip-floping? mustn't you be flip-floping? mustn't he be flip-floping? mustn't we be flip-floping? mustn't you be flip-floping? mustn't they be flip-floping?
Perfect
mustn't I have flip-floped? mustn't you have flip-floped? mustn't he have flip-floped? mustn't we have flip-floped? mustn't you have flip-floped? mustn't they have flip-floped?
Perfect en V-ing
mustn't I have been flip-floping? mustn't you have been flip-floping? mustn't he have been flip-floping? mustn't we have been flip-floping? mustn't you have been flip-floping? mustn't they have been flip-floping?