English verb conjugation
MAY PRESUME

Regular verb: presume - presumed - presumed

Affirmation

Simple form	V-ing form
I may presume you may presume he may presume we may presume you may presume they may presume	I may be presuming you may be presuming he may be presuming we may be presuming you may be presuming they may be presuming
Perfect	V-ing perfect
I may have presumed you may have presumed he may have presumed we may have presumed you may have presumed they may have presumed	I may have been presuming you may have been presuming he may have been presuming we may have been presuming you may have been presuming they may have been presuming

Negation

Simple form	V-ing form
I mayn't presume you mayn't presume he mayn't presume we mayn't presume you mayn't presume they mayn't presume	I mayn't be presuming you mayn't be presuming he mayn't be presuming we mayn't be presuming you mayn't be presuming they mayn't be presuming
Perfect	V-ing perfect
I mayn't have presumed you mayn't have presumed he mayn't have presumed we mayn't have presumed you mayn't have presumed they mayn't have presumed	I mayn't have been presuming you mayn't have been presuming he mayn't have been presuming we mayn't have been presuming you mayn't have been presuming they mayn't have been presuming

Interrogative form

Simple form	V-ing form
may I presume? may you presume? may he presume? may we presume? may you presume? may they presume?	may I be presuming? may you be presuming? may he be presuming? may we be presuming? may you be presuming? may they be presuming?
Perfect	V-ing perfect
may I have presumed? may you have presumed? may he have presumed? may we have presumed? may you have presumed? may they have presumed?	may I have been presuming? may you have been presuming? may he have been presuming? may we have been presuming? may you have been presuming? may they have been presuming?

Interro-negative form

Simple form	V-ing form
mayn't I presume? mayn't you presume? mayn't he presume? mayn't we presume? mayn't you presume? mayn't they presume?	mayn't I be presuming? mayn't you be presuming? mayn't he be presuming? mayn't we be presuming? mayn't you be presuming? mayn't they be presuming?
Perfect	V-ing perfect
mayn't I have presumed? mayn't you have presumed? mayn't he have presumed? mayn't we have presumed? mayn't you have presumed? mayn't they have presumed?	mayn't I have been presuming? mayn't you have been presuming? mayn't he have been presuming? mayn't we have been presuming? mayn't you have been presuming? mayn't they have been presuming?