must pursue
Verbo regular: pursue - pursued- pursued

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must pursue
you must pursue
he must pursue
we must pursue
you must pursue
they must pursue 	I must be pursuing
you must be pursuing
he must be pursuing
we must be pursuing
you must be pursuing
they must be pursuing	I must have pursued
you must have pursued
he must have pursued
we must have pursued
you must have pursued
they must have pursued	I must have been pursuing
you must have been pursuing
he must have been pursuing
we must have been pursuing
you must have been pursuing
they must have been pursuing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not pursue
you must not pursue
he must not pursue
we must not pursue
you must not pursue
they must not pursue 	I must not be pursuing
you must not be pursuing
he must not be pursuing
we must not be pursuing
you must not be pursuing
they must not be pursuing	I must not have pursued
you must not have pursued
he must not have pursued
we must not have pursued
you must not have pursued
they must not have pursued	I must not have been pursuing
you must not have been pursuing
he must not have been pursuing
we must not have been pursuing
you must not have been pursuing
they must not have been pursuing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I pursue?
must you pursue?
must he pursue?
must we pursue?
must you pursue?
must they pursue? 	must I be pursuing?
must you be pursuing?
must he be pursuing?
must we be pursuing?
must you be pursuing?
must they be pursuing? 	must I have pursued?
must you have pursued?
must he have pursued?
must we have pursued?
must you have pursued?
must they have pursued? 	must I have been pursuing?
must you have been pursuing?
must he have been pursuing?
must we have been pursuing?
must you have been pursuing?
must they have been pursuing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not pursue?
must you not pursue?
must he not pursue?
must we not pursue?
must you not pursue?
must they not pursue? 	must I not be pursuing?
must you not be pursuing?
must he not be pursuing?
must we not be pursuing?
must you not be pursuing?
must they not be pursuing? 	must I not have pursued?
must you not have pursued?
must he not have pursued?
must we not have pursued?
must you not have pursued?
must they not have pursued? 	must I not have been pursuing?
must you not have been pursuing?
must he not have been pursuing?
must we not have been pursuing?
must you not have been pursuing?
must they not have been pursuing?