I must shilly-shally you must shilly-shally he must shilly-shally we must shilly-shally you must shilly-shally they must shilly-shally
Forme en V-ing
I must be shilly-shallying you must be shilly-shallying he must be shilly-shallying we must be shilly-shallying you must be shilly-shallying they must be shilly-shallying
Perfect
I must have shilly-shallied you must have shilly-shallied he must have shilly-shallied we must have shilly-shallied you must have shilly-shallied they must have shilly-shallied
Perfect en V-ing
I must have been shilly-shallying you must have been shilly-shallying he must have been shilly-shallying we must have been shilly-shallying you must have been shilly-shallying they must have been shilly-shallying
Négation
Forme simple
I mustn't shilly-shally you mustn't shilly-shally he mustn't shilly-shally we mustn't shilly-shally you mustn't shilly-shally they mustn't shilly-shally
Forme en V-ing
I mustn't be shilly-shallying you mustn't be shilly-shallying he mustn't be shilly-shallying we mustn't be shilly-shallying you mustn't be shilly-shallying they mustn't be shilly-shallying
Perfect
I mustn't have shilly-shallied you mustn't have shilly-shallied he mustn't have shilly-shallied we mustn't have shilly-shallied you mustn't have shilly-shallied they mustn't have shilly-shallied
Perfect en V-ing
I mustn't have been shilly-shallying you mustn't have been shilly-shallying he mustn't have been shilly-shallying we mustn't have been shilly-shallying you mustn't have been shilly-shallying they mustn't have been shilly-shallying
Forme interrogative
Forme simple
must I shilly-shally? must you shilly-shally? must he shilly-shally? must we shilly-shally? must you shilly-shally? must they shilly-shally?
Forme en V-ing
must I be shilly-shallying? must you be shilly-shallying? must he be shilly-shallying? must we be shilly-shallying? must you be shilly-shallying? must they be shilly-shallying?
Perfect
must I have shilly-shallied? must you have shilly-shallied? must he have shilly-shallied? must we have shilly-shallied? must you have shilly-shallied? must they have shilly-shallied?
Perfect en V-ing
must I have been shilly-shallying? must you have been shilly-shallying? must he have been shilly-shallying? must we have been shilly-shallying? must you have been shilly-shallying? must they have been shilly-shallying?
Forme interro-négative
Forme simple
mustn't I shilly-shally? mustn't you shilly-shally? mustn't he shilly-shally? mustn't we shilly-shally? mustn't you shilly-shally? mustn't they shilly-shally?
Forme en V-ing
mustn't I be shilly-shallying? mustn't you be shilly-shallying? mustn't he be shilly-shallying? mustn't we be shilly-shallying? mustn't you be shilly-shallying? mustn't they be shilly-shallying?
Perfect
mustn't I have shilly-shallied? mustn't you have shilly-shallied? mustn't he have shilly-shallied? mustn't we have shilly-shallied? mustn't you have shilly-shallied? mustn't they have shilly-shallied?
Perfect en V-ing
mustn't I have been shilly-shallying? mustn't you have been shilly-shallying? mustn't he have been shilly-shallying? mustn't we have been shilly-shallying? mustn't you have been shilly-shallying? mustn't they have been shilly-shallying?