English verb conjugation
MAY MUTTER

Regular verb: mutter - muttered - muttered

Affirmation

Simple form	V-ing form
I may mutter you may mutter she may mutter we may mutter you may mutter they may mutter	I may be muttering you may be muttering she may be muttering we may be muttering you may be muttering they may be muttering
Perfect	V-ing perfect
I may have muttered you may have muttered she may have muttered we may have muttered you may have muttered they may have muttered	I may have been muttering you may have been muttering she may have been muttering we may have been muttering you may have been muttering they may have been muttering

Negation

Simple form	V-ing form
I mayn't mutter you mayn't mutter she mayn't mutter we mayn't mutter you mayn't mutter they mayn't mutter	I mayn't be muttering you mayn't be muttering she mayn't be muttering we mayn't be muttering you mayn't be muttering they mayn't be muttering
Perfect	V-ing perfect
I mayn't have muttered you mayn't have muttered she mayn't have muttered we mayn't have muttered you mayn't have muttered they mayn't have muttered	I mayn't have been muttering you mayn't have been muttering she mayn't have been muttering we mayn't have been muttering you mayn't have been muttering they mayn't have been muttering

Interrogative form

Simple form	V-ing form
may I mutter? may you mutter? may she mutter? may we mutter? may you mutter? may they mutter?	may I be muttering? may you be muttering? may she be muttering? may we be muttering? may you be muttering? may they be muttering?
Perfect	V-ing perfect
may I have muttered? may you have muttered? may she have muttered? may we have muttered? may you have muttered? may they have muttered?	may I have been muttering? may you have been muttering? may she have been muttering? may we have been muttering? may you have been muttering? may they have been muttering?

Interro-negative form

Simple form	V-ing form
mayn't I mutter? mayn't you mutter? mayn't she mutter? mayn't we mutter? mayn't you mutter? mayn't they mutter?	mayn't I be muttering? mayn't you be muttering? mayn't she be muttering? mayn't we be muttering? mayn't you be muttering? mayn't they be muttering?
Perfect	V-ing perfect
mayn't I have muttered? mayn't you have muttered? mayn't she have muttered? mayn't we have muttered? mayn't you have muttered? mayn't they have muttered?	mayn't I have been muttering? mayn't you have been muttering? mayn't she have been muttering? mayn't we have been muttering? mayn't you have been muttering? mayn't they have been muttering?