may muff
Verbo regular: muff - muffed- muffed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I may muff
you may muff
he may muff
we may muff
you may muff
they may muff 	I may be muffing
you may be muffing
he may be muffing
we may be muffing
you may be muffing
they may be muffing	I may have muffed
you may have muffed
he may have muffed
we may have muffed
you may have muffed
they may have muffed	I may have been muffing
you may have been muffing
he may have been muffing
we may have been muffing
you may have been muffing
they may have been muffing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mayn't muff
you mayn't muff
he mayn't muff
we mayn't muff
you mayn't muff
they mayn't muff 	I mayn't be muffing
you mayn't be muffing
he mayn't be muffing
we mayn't be muffing
you mayn't be muffing
they mayn't be muffing	I mayn't have muffed
you mayn't have muffed
he mayn't have muffed
we mayn't have muffed
you mayn't have muffed
they mayn't have muffed	I mayn't have been muffing
you mayn't have been muffing
he mayn't have been muffing
we mayn't have been muffing
you mayn't have been muffing
they mayn't have been muffing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
may I muff?
may you muff?
may he muff?
may we muff?
may you muff?
may they muff? 	may I be muffing?
may you be muffing?
may he be muffing?
may we be muffing?
may you be muffing?
may they be muffing? 	may I have muffed?
may you have muffed?
may he have muffed?
may we have muffed?
may you have muffed?
may they have muffed? 	may I have been muffing?
may you have been muffing?
may he have been muffing?
may we have been muffing?
may you have been muffing?
may they have been muffing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mayn't I muff?
mayn't you muff?
mayn't he muff?
mayn't we muff?
mayn't you muff?
mayn't they muff? 	mayn't I be muffing?
mayn't you be muffing?
mayn't he be muffing?
mayn't we be muffing?
mayn't you be muffing?
mayn't they be muffing? 	mayn't I have muffed?
mayn't you have muffed?
mayn't he have muffed?
mayn't we have muffed?
mayn't you have muffed?
mayn't they have muffed? 	mayn't I have been muffing?
mayn't you have been muffing?
mayn't he have been muffing?
mayn't we have been muffing?
mayn't you have been muffing?
mayn't they have been muffing?