must stanchion
Verbo regular: stanchion - stanchioned- stanchioned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must stanchion
you must stanchion
he must stanchion
we must stanchion
you must stanchion
they must stanchion 	I must be stanchioning
you must be stanchioning
he must be stanchioning
we must be stanchioning
you must be stanchioning
they must be stanchioning	I must have stanchioned
you must have stanchioned
he must have stanchioned
we must have stanchioned
you must have stanchioned
they must have stanchioned	I must have been stanchioning
you must have been stanchioning
he must have been stanchioning
we must have been stanchioning
you must have been stanchioning
they must have been stanchioning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not stanchion
you must not stanchion
he must not stanchion
we must not stanchion
you must not stanchion
they must not stanchion 	I must not be stanchioning
you must not be stanchioning
he must not be stanchioning
we must not be stanchioning
you must not be stanchioning
they must not be stanchioning	I must not have stanchioned
you must not have stanchioned
he must not have stanchioned
we must not have stanchioned
you must not have stanchioned
they must not have stanchioned	I must not have been stanchioning
you must not have been stanchioning
he must not have been stanchioning
we must not have been stanchioning
you must not have been stanchioning
they must not have been stanchioning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I stanchion?
must you stanchion?
must he stanchion?
must we stanchion?
must you stanchion?
must they stanchion? 	must I be stanchioning?
must you be stanchioning?
must he be stanchioning?
must we be stanchioning?
must you be stanchioning?
must they be stanchioning? 	must I have stanchioned?
must you have stanchioned?
must he have stanchioned?
must we have stanchioned?
must you have stanchioned?
must they have stanchioned? 	must I have been stanchioning?
must you have been stanchioning?
must he have been stanchioning?
must we have been stanchioning?
must you have been stanchioning?
must they have been stanchioning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not stanchion?
must you not stanchion?
must he not stanchion?
must we not stanchion?
must you not stanchion?
must they not stanchion? 	must I not be stanchioning?
must you not be stanchioning?
must he not be stanchioning?
must we not be stanchioning?
must you not be stanchioning?
must they not be stanchioning? 	must I not have stanchioned?
must you not have stanchioned?
must he not have stanchioned?
must we not have stanchioned?
must you not have stanchioned?
must they not have stanchioned? 	must I not have been stanchioning?
must you not have been stanchioning?
must he not have been stanchioning?
must we not have been stanchioning?
must you not have been stanchioning?
must they not have been stanchioning?