must bulk
Verbo regular: bulk - bulked- bulked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must bulk
you must bulk
he must bulk
we must bulk
you must bulk
they must bulk 	I must be bulking
you must be bulking
he must be bulking
we must be bulking
you must be bulking
they must be bulking	I must have bulked
you must have bulked
he must have bulked
we must have bulked
you must have bulked
they must have bulked	I must have been bulking
you must have been bulking
he must have been bulking
we must have been bulking
you must have been bulking
they must have been bulking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not bulk
you must not bulk
he must not bulk
we must not bulk
you must not bulk
they must not bulk 	I must not be bulking
you must not be bulking
he must not be bulking
we must not be bulking
you must not be bulking
they must not be bulking	I must not have bulked
you must not have bulked
he must not have bulked
we must not have bulked
you must not have bulked
they must not have bulked	I must not have been bulking
you must not have been bulking
he must not have been bulking
we must not have been bulking
you must not have been bulking
they must not have been bulking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I bulk?
must you bulk?
must he bulk?
must we bulk?
must you bulk?
must they bulk? 	must I be bulking?
must you be bulking?
must he be bulking?
must we be bulking?
must you be bulking?
must they be bulking? 	must I have bulked?
must you have bulked?
must he have bulked?
must we have bulked?
must you have bulked?
must they have bulked? 	must I have been bulking?
must you have been bulking?
must he have been bulking?
must we have been bulking?
must you have been bulking?
must they have been bulking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not bulk?
must you not bulk?
must he not bulk?
must we not bulk?
must you not bulk?
must they not bulk? 	must I not be bulking?
must you not be bulking?
must he not be bulking?
must we not be bulking?
must you not be bulking?
must they not be bulking? 	must I not have bulked?
must you not have bulked?
must he not have bulked?
must we not have bulked?
must you not have bulked?
must they not have bulked? 	must I not have been bulking?
must you not have been bulking?
must he not have been bulking?
must we not have been bulking?
must you not have been bulking?
must they not have been bulking?