I may lactate you may lactate she may lactate we may lactate you may lactate they may lactate
V-ing form
I may be lactating you may be lactating she may be lactating we may be lactating you may be lactating they may be lactating
Perfect
I may have lactated you may have lactated she may have lactated we may have lactated you may have lactated they may have lactated
V-ing perfect
I may have been lactating you may have been lactating she may have been lactating we may have been lactating you may have been lactating they may have been lactating
Negation
Simple form
I mayn't lactate you mayn't lactate she mayn't lactate we mayn't lactate you mayn't lactate they mayn't lactate
V-ing form
I mayn't be lactating you mayn't be lactating she mayn't be lactating we mayn't be lactating you mayn't be lactating they mayn't be lactating
Perfect
I mayn't have lactated you mayn't have lactated she mayn't have lactated we mayn't have lactated you mayn't have lactated they mayn't have lactated
V-ing perfect
I mayn't have been lactating you mayn't have been lactating she mayn't have been lactating we mayn't have been lactating you mayn't have been lactating they mayn't have been lactating
Interrogative form
Simple form
may I lactate? may you lactate? may she lactate? may we lactate? may you lactate? may they lactate?
V-ing form
may I be lactating? may you be lactating? may she be lactating? may we be lactating? may you be lactating? may they be lactating?
Perfect
may I have lactated? may you have lactated? may she have lactated? may we have lactated? may you have lactated? may they have lactated?
V-ing perfect
may I have been lactating? may you have been lactating? may she have been lactating? may we have been lactating? may you have been lactating? may they have been lactating?
Interro-negative form
Simple form
mayn't I lactate? mayn't you lactate? mayn't she lactate? mayn't we lactate? mayn't you lactate? mayn't they lactate?
V-ing form
mayn't I be lactating? mayn't you be lactating? mayn't she be lactating? mayn't we be lactating? mayn't you be lactating? mayn't they be lactating?
Perfect
mayn't I have lactated? mayn't you have lactated? mayn't she have lactated? mayn't we have lactated? mayn't you have lactated? mayn't they have lactated?
V-ing perfect
mayn't I have been lactating? mayn't you have been lactating? mayn't she have been lactating? mayn't we have been lactating? mayn't you have been lactating? mayn't they have been lactating?