English verb conjugation
MAY INSTALL

Regular verb: install - installed - installed

Affirmation

Simple form	V-ing form
I may install you may install he may install we may install you may install they may install	I may be installing you may be installing he may be installing we may be installing you may be installing they may be installing
Perfect	V-ing perfect
I may have installed you may have installed he may have installed we may have installed you may have installed they may have installed	I may have been installing you may have been installing he may have been installing we may have been installing you may have been installing they may have been installing

Negation

Simple form	V-ing form
I mayn't install you mayn't install he mayn't install we mayn't install you mayn't install they mayn't install	I mayn't be installing you mayn't be installing he mayn't be installing we mayn't be installing you mayn't be installing they mayn't be installing
Perfect	V-ing perfect
I mayn't have installed you mayn't have installed he mayn't have installed we mayn't have installed you mayn't have installed they mayn't have installed	I mayn't have been installing you mayn't have been installing he mayn't have been installing we mayn't have been installing you mayn't have been installing they mayn't have been installing

Interrogative form

Simple form	V-ing form
may I install? may you install? may he install? may we install? may you install? may they install?	may I be installing? may you be installing? may he be installing? may we be installing? may you be installing? may they be installing?
Perfect	V-ing perfect
may I have installed? may you have installed? may he have installed? may we have installed? may you have installed? may they have installed?	may I have been installing? may you have been installing? may he have been installing? may we have been installing? may you have been installing? may they have been installing?

Interro-negative form

Simple form	V-ing form
mayn't I install? mayn't you install? mayn't he install? mayn't we install? mayn't you install? mayn't they install?	mayn't I be installing? mayn't you be installing? mayn't he be installing? mayn't we be installing? mayn't you be installing? mayn't they be installing?
Perfect	V-ing perfect
mayn't I have installed? mayn't you have installed? mayn't he have installed? mayn't we have installed? mayn't you have installed? mayn't they have installed?	mayn't I have been installing? mayn't you have been installing? mayn't he have been installing? mayn't we have been installing? mayn't you have been installing? mayn't they have been installing?