must shilly-shally
Verbo regular: shilly-shally - shilly-shallied- shilly-shallied

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must shilly-shally
you must shilly-shally
he must shilly-shally
we must shilly-shally
you must shilly-shally
they must shilly-shally 	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	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	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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not shilly-shally
you must not shilly-shally
he must not shilly-shally
we must not shilly-shally
you must not shilly-shally
they must not shilly-shally 	I must not be shilly-shallying
you must not be shilly-shallying
he must not be shilly-shallying
we must not be shilly-shallying
you must not be shilly-shallying
they must not be shilly-shallying	I must not have shilly-shallied
you must not have shilly-shallied
he must not have shilly-shallied
we must not have shilly-shallied
you must not have shilly-shallied
they must not have shilly-shallied	I must not have been shilly-shallying
you must not have been shilly-shallying
he must not have been shilly-shallying
we must not have been shilly-shallying
you must not have been shilly-shallying
they must not have been shilly-shallying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I shilly-shally?
must you shilly-shally?
must he shilly-shally?
must we shilly-shally?
must you shilly-shally?
must they shilly-shally? 	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? 	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? 	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? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not shilly-shally?
must you not shilly-shally?
must he not shilly-shally?
must we not shilly-shally?
must you not shilly-shally?
must they not shilly-shally? 	must I not be shilly-shallying?
must you not be shilly-shallying?
must he not be shilly-shallying?
must we not be shilly-shallying?
must you not be shilly-shallying?
must they not be shilly-shallying? 	must I not have shilly-shallied?
must you not have shilly-shallied?
must he not have shilly-shallied?
must we not have shilly-shallied?
must you not have shilly-shallied?
must they not have shilly-shallied? 	must I not have been shilly-shallying?
must you not have been shilly-shallying?
must he not have been shilly-shallying?
must we not have been shilly-shallying?
must you not have been shilly-shallying?
must they not have been shilly-shallying?