may flutter
Regular verb: flutter - fluttered- fluttered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may flutter
you may flutter
she may flutter
we may flutter
you may flutter
they may flutter 	I may be fluttering
you may be fluttering
she may be fluttering
we may be fluttering
you may be fluttering
they may be fluttering	I may have fluttered
you may have fluttered
she may have fluttered
we may have fluttered
you may have fluttered
they may have fluttered	I may have been fluttering
you may have been fluttering
she may have been fluttering
we may have been fluttering
you may have been fluttering
they may have been fluttering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't flutter
you mayn't flutter
she mayn't flutter
we mayn't flutter
you mayn't flutter
they mayn't flutter 	I mayn't be fluttering
you mayn't be fluttering
she mayn't be fluttering
we mayn't be fluttering
you mayn't be fluttering
they mayn't be fluttering	I mayn't have fluttered
you mayn't have fluttered
she mayn't have fluttered
we mayn't have fluttered
you mayn't have fluttered
they mayn't have fluttered	I mayn't have been fluttering
you mayn't have been fluttering
she mayn't have been fluttering
we mayn't have been fluttering
you mayn't have been fluttering
they mayn't have been fluttering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I flutter?
may you flutter?
may she flutter?
may we flutter?
may you flutter?
may they flutter? 	may I be fluttering?
may you be fluttering?
may she be fluttering?
may we be fluttering?
may you be fluttering?
may they be fluttering? 	may I have fluttered?
may you have fluttered?
may she have fluttered?
may we have fluttered?
may you have fluttered?
may they have fluttered? 	may I have been fluttering?
may you have been fluttering?
may she have been fluttering?
may we have been fluttering?
may you have been fluttering?
may they have been fluttering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I flutter?
mayn't you flutter?
mayn't she flutter?
mayn't we flutter?
mayn't you flutter?
mayn't they flutter? 	mayn't I be fluttering?
mayn't you be fluttering?
mayn't she be fluttering?
mayn't we be fluttering?
mayn't you be fluttering?
mayn't they be fluttering? 	mayn't I have fluttered?
mayn't you have fluttered?
mayn't she have fluttered?
mayn't we have fluttered?
mayn't you have fluttered?
mayn't they have fluttered? 	mayn't I have been fluttering?
mayn't you have been fluttering?
mayn't she have been fluttering?
mayn't we have been fluttering?
mayn't you have been fluttering?
mayn't they have been fluttering?