may lactate
Regular verb: lactate - lactated- lactated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may lactate
you may lactate
she may lactate
we may lactate
you may lactate
they may lactate 	I may be lactating
you may be lactating
she may be lactating
we may be lactating
you may be lactating
they may be lactating	I may have lactated
you may have lactated
she may have lactated
we may have lactated
you may have lactated
they may have lactated	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 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't lactate
you mayn't lactate
she mayn't lactate
we mayn't lactate
you mayn't lactate
they mayn't lactate 	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	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	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 	V-ing form 	Perfect 	V-ing perfect 	
may I lactate?
may you lactate?
may she lactate?
may we lactate?
may you lactate?
may they lactate? 	may I be lactating?
may you be lactating?
may she be lactating?
may we be lactating?
may you be lactating?
may they be lactating? 	may I have lactated?
may you have lactated?
may she have lactated?
may we have lactated?
may you have lactated?
may they have lactated? 	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 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I lactate?
mayn't you lactate?
mayn't she lactate?
mayn't we lactate?
mayn't you lactate?
mayn't they lactate? 	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? 	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? 	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?