I may introduce you may introduce he may introduce we may introduce you may introduce they may introduce
V-ing form
I may be introducing you may be introducing he may be introducing we may be introducing you may be introducing they may be introducing
Perfect
I may have introduced you may have introduced he may have introduced we may have introduced you may have introduced they may have introduced
V-ing perfect
I may have been introducing you may have been introducing he may have been introducing we may have been introducing you may have been introducing they may have been introducing
Negation
Simple form
I mayn't introduce you mayn't introduce he mayn't introduce we mayn't introduce you mayn't introduce they mayn't introduce
V-ing form
I mayn't be introducing you mayn't be introducing he mayn't be introducing we mayn't be introducing you mayn't be introducing they mayn't be introducing
Perfect
I mayn't have introduced you mayn't have introduced he mayn't have introduced we mayn't have introduced you mayn't have introduced they mayn't have introduced
V-ing perfect
I mayn't have been introducing you mayn't have been introducing he mayn't have been introducing we mayn't have been introducing you mayn't have been introducing they mayn't have been introducing
Interrogative form
Simple form
may I introduce? may you introduce? may he introduce? may we introduce? may you introduce? may they introduce?
V-ing form
may I be introducing? may you be introducing? may he be introducing? may we be introducing? may you be introducing? may they be introducing?
Perfect
may I have introduced? may you have introduced? may he have introduced? may we have introduced? may you have introduced? may they have introduced?
V-ing perfect
may I have been introducing? may you have been introducing? may he have been introducing? may we have been introducing? may you have been introducing? may they have been introducing?
Interro-negative form
Simple form
mayn't I introduce? mayn't you introduce? mayn't he introduce? mayn't we introduce? mayn't you introduce? mayn't they introduce?
V-ing form
mayn't I be introducing? mayn't you be introducing? mayn't he be introducing? mayn't we be introducing? mayn't you be introducing? mayn't they be introducing?
Perfect
mayn't I have introduced? mayn't you have introduced? mayn't he have introduced? mayn't we have introduced? mayn't you have introduced? mayn't they have introduced?
V-ing perfect
mayn't I have been introducing? mayn't you have been introducing? mayn't he have been introducing? mayn't we have been introducing? mayn't you have been introducing? mayn't they have been introducing?