must potter
Verbo regular: potter - pottered- pottered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must potter
you must potter
he must potter
we must potter
you must potter
they must potter 	I must be pottering
you must be pottering
he must be pottering
we must be pottering
you must be pottering
they must be pottering	I must have pottered
you must have pottered
he must have pottered
we must have pottered
you must have pottered
they must have pottered	I must have been pottering
you must have been pottering
he must have been pottering
we must have been pottering
you must have been pottering
they must have been pottering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't potter
you mustn't potter
he mustn't potter
we mustn't potter
you mustn't potter
they mustn't potter 	I mustn't be pottering
you mustn't be pottering
he mustn't be pottering
we mustn't be pottering
you mustn't be pottering
they mustn't be pottering	I mustn't have pottered
you mustn't have pottered
he mustn't have pottered
we mustn't have pottered
you mustn't have pottered
they mustn't have pottered	I mustn't have been pottering
you mustn't have been pottering
he mustn't have been pottering
we mustn't have been pottering
you mustn't have been pottering
they mustn't have been pottering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I potter?
must you potter?
must he potter?
must we potter?
must you potter?
must they potter? 	must I be pottering?
must you be pottering?
must he be pottering?
must we be pottering?
must you be pottering?
must they be pottering? 	must I have pottered?
must you have pottered?
must he have pottered?
must we have pottered?
must you have pottered?
must they have pottered? 	must I have been pottering?
must you have been pottering?
must he have been pottering?
must we have been pottering?
must you have been pottering?
must they have been pottering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I potter?
mustn't you potter?
mustn't he potter?
mustn't we potter?
mustn't you potter?
mustn't they potter? 	mustn't I be pottering?
mustn't you be pottering?
mustn't he be pottering?
mustn't we be pottering?
mustn't you be pottering?
mustn't they be pottering? 	mustn't I have pottered?
mustn't you have pottered?
mustn't he have pottered?
mustn't we have pottered?
mustn't you have pottered?
mustn't they have pottered? 	mustn't I have been pottering?
mustn't you have been pottering?
mustn't he have been pottering?
mustn't we have been pottering?
mustn't you have been pottering?
mustn't they have been pottering?