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 mustn't pursue
you mustn't pursue
he mustn't pursue
we mustn't pursue
you mustn't pursue
they mustn't pursue 	I mustn't be pursuing
you mustn't be pursuing
he mustn't be pursuing
we mustn't be pursuing
you mustn't be pursuing
they mustn't be pursuing	I mustn't have pursued
you mustn't have pursued
he mustn't have pursued
we mustn't have pursued
you mustn't have pursued
they mustn't have pursued	I mustn't have been pursuing
you mustn't have been pursuing
he mustn't have been pursuing
we mustn't have been pursuing
you mustn't have been pursuing
they mustn't 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 	
mustn't I pursue?
mustn't you pursue?
mustn't he pursue?
mustn't we pursue?
mustn't you pursue?
mustn't they pursue? 	mustn't I be pursuing?
mustn't you be pursuing?
mustn't he be pursuing?
mustn't we be pursuing?
mustn't you be pursuing?
mustn't they be pursuing? 	mustn't I have pursued?
mustn't you have pursued?
mustn't he have pursued?
mustn't we have pursued?
mustn't you have pursued?
mustn't they have pursued? 	mustn't I have been pursuing?
mustn't you have been pursuing?
mustn't he have been pursuing?
mustn't we have been pursuing?
mustn't you have been pursuing?
mustn't they have been pursuing?