may preen
Regular verb: preen - preened- preened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may preen
you may preen
he may preen
we may preen
you may preen
they may preen 	I may be preening
you may be preening
he may be preening
we may be preening
you may be preening
they may be preening	I may have preened
you may have preened
he may have preened
we may have preened
you may have preened
they may have preened	I may have been preening
you may have been preening
he may have been preening
we may have been preening
you may have been preening
they may have been preening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't preen
you mayn't preen
he mayn't preen
we mayn't preen
you mayn't preen
they mayn't preen 	I mayn't be preening
you mayn't be preening
he mayn't be preening
we mayn't be preening
you mayn't be preening
they mayn't be preening	I mayn't have preened
you mayn't have preened
he mayn't have preened
we mayn't have preened
you mayn't have preened
they mayn't have preened	I mayn't have been preening
you mayn't have been preening
he mayn't have been preening
we mayn't have been preening
you mayn't have been preening
they mayn't have been preening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I preen?
may you preen?
may he preen?
may we preen?
may you preen?
may they preen? 	may I be preening?
may you be preening?
may he be preening?
may we be preening?
may you be preening?
may they be preening? 	may I have preened?
may you have preened?
may he have preened?
may we have preened?
may you have preened?
may they have preened? 	may I have been preening?
may you have been preening?
may he have been preening?
may we have been preening?
may you have been preening?
may they have been preening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I preen?
mayn't you preen?
mayn't he preen?
mayn't we preen?
mayn't you preen?
mayn't they preen? 	mayn't I be preening?
mayn't you be preening?
mayn't he be preening?
mayn't we be preening?
mayn't you be preening?
mayn't they be preening? 	mayn't I have preened?
mayn't you have preened?
mayn't he have preened?
mayn't we have preened?
mayn't you have preened?
mayn't they have preened? 	mayn't I have been preening?
mayn't you have been preening?
mayn't he have been preening?
mayn't we have been preening?
mayn't you have been preening?
mayn't they have been preening?