English verb conjugation
MAY MUMBLE

Regular verb: mumble - mumbled - mumbled

Affirmation

Simple form	V-ing form
I may mumble you may mumble he may mumble we may mumble you may mumble they may mumble	I may be mumbling you may be mumbling he may be mumbling we may be mumbling you may be mumbling they may be mumbling
Perfect	V-ing perfect
I may have mumbled you may have mumbled he may have mumbled we may have mumbled you may have mumbled they may have mumbled	I may have been mumbling you may have been mumbling he may have been mumbling we may have been mumbling you may have been mumbling they may have been mumbling

Negation

Simple form	V-ing form
I mayn't mumble you mayn't mumble he mayn't mumble we mayn't mumble you mayn't mumble they mayn't mumble	I mayn't be mumbling you mayn't be mumbling he mayn't be mumbling we mayn't be mumbling you mayn't be mumbling they mayn't be mumbling
Perfect	V-ing perfect
I mayn't have mumbled you mayn't have mumbled he mayn't have mumbled we mayn't have mumbled you mayn't have mumbled they mayn't have mumbled	I mayn't have been mumbling you mayn't have been mumbling he mayn't have been mumbling we mayn't have been mumbling you mayn't have been mumbling they mayn't have been mumbling

Interrogative form

Simple form	V-ing form
may I mumble? may you mumble? may he mumble? may we mumble? may you mumble? may they mumble?	may I be mumbling? may you be mumbling? may he be mumbling? may we be mumbling? may you be mumbling? may they be mumbling?
Perfect	V-ing perfect
may I have mumbled? may you have mumbled? may he have mumbled? may we have mumbled? may you have mumbled? may they have mumbled?	may I have been mumbling? may you have been mumbling? may he have been mumbling? may we have been mumbling? may you have been mumbling? may they have been mumbling?

Interro-negative form

Simple form	V-ing form
mayn't I mumble? mayn't you mumble? mayn't he mumble? mayn't we mumble? mayn't you mumble? mayn't they mumble?	mayn't I be mumbling? mayn't you be mumbling? mayn't he be mumbling? mayn't we be mumbling? mayn't you be mumbling? mayn't they be mumbling?
Perfect	V-ing perfect
mayn't I have mumbled? mayn't you have mumbled? mayn't he have mumbled? mayn't we have mumbled? mayn't you have mumbled? mayn't they have mumbled?	mayn't I have been mumbling? mayn't you have been mumbling? mayn't he have been mumbling? mayn't we have been mumbling? mayn't you have been mumbling? mayn't they have been mumbling?