may muster
Verbo regular: muster - mustered- mustered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may muster
you may muster
he may muster
we may muster
you may muster
they may muster 	I may be mustering
you may be mustering
he may be mustering
we may be mustering
you may be mustering
they may be mustering	I may have mustered
you may have mustered
he may have mustered
we may have mustered
you may have mustered
they may have mustered	I may have been mustering
you may have been mustering
he may have been mustering
we may have been mustering
you may have been mustering
they may have been mustering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mayn't muster
you mayn't muster
he mayn't muster
we mayn't muster
you mayn't muster
they mayn't muster 	I mayn't be mustering
you mayn't be mustering
he mayn't be mustering
we mayn't be mustering
you mayn't be mustering
they mayn't be mustering	I mayn't have mustered
you mayn't have mustered
he mayn't have mustered
we mayn't have mustered
you mayn't have mustered
they mayn't have mustered	I mayn't have been mustering
you mayn't have been mustering
he mayn't have been mustering
we mayn't have been mustering
you mayn't have been mustering
they mayn't have been mustering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I muster?
may you muster?
may he muster?
may we muster?
may you muster?
may they muster? 	may I be mustering?
may you be mustering?
may he be mustering?
may we be mustering?
may you be mustering?
may they be mustering? 	may I have mustered?
may you have mustered?
may he have mustered?
may we have mustered?
may you have mustered?
may they have mustered? 	may I have been mustering?
may you have been mustering?
may he have been mustering?
may we have been mustering?
may you have been mustering?
may they have been mustering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mayn't I muster?
mayn't you muster?
mayn't he muster?
mayn't we muster?
mayn't you muster?
mayn't they muster? 	mayn't I be mustering?
mayn't you be mustering?
mayn't he be mustering?
mayn't we be mustering?
mayn't you be mustering?
mayn't they be mustering? 	mayn't I have mustered?
mayn't you have mustered?
mayn't he have mustered?
mayn't we have mustered?
mayn't you have mustered?
mayn't they have mustered? 	mayn't I have been mustering?
mayn't you have been mustering?
mayn't he have been mustering?
mayn't we have been mustering?
mayn't you have been mustering?
mayn't they have been mustering?