may unlatch
Regular verb: unlatch - unlatched- unlatched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may unlatch
you may unlatch
she may unlatch
we may unlatch
you may unlatch
they may unlatch 	I may be unlatching
you may be unlatching
she may be unlatching
we may be unlatching
you may be unlatching
they may be unlatching	I may have unlatched
you may have unlatched
she may have unlatched
we may have unlatched
you may have unlatched
they may have unlatched	I may have been unlatching
you may have been unlatching
she may have been unlatching
we may have been unlatching
you may have been unlatching
they may have been unlatching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't unlatch
you mayn't unlatch
she mayn't unlatch
we mayn't unlatch
you mayn't unlatch
they mayn't unlatch 	I mayn't be unlatching
you mayn't be unlatching
she mayn't be unlatching
we mayn't be unlatching
you mayn't be unlatching
they mayn't be unlatching	I mayn't have unlatched
you mayn't have unlatched
she mayn't have unlatched
we mayn't have unlatched
you mayn't have unlatched
they mayn't have unlatched	I mayn't have been unlatching
you mayn't have been unlatching
she mayn't have been unlatching
we mayn't have been unlatching
you mayn't have been unlatching
they mayn't have been unlatching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I unlatch?
may you unlatch?
may she unlatch?
may we unlatch?
may you unlatch?
may they unlatch? 	may I be unlatching?
may you be unlatching?
may she be unlatching?
may we be unlatching?
may you be unlatching?
may they be unlatching? 	may I have unlatched?
may you have unlatched?
may she have unlatched?
may we have unlatched?
may you have unlatched?
may they have unlatched? 	may I have been unlatching?
may you have been unlatching?
may she have been unlatching?
may we have been unlatching?
may you have been unlatching?
may they have been unlatching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I unlatch?
mayn't you unlatch?
mayn't she unlatch?
mayn't we unlatch?
mayn't you unlatch?
mayn't they unlatch? 	mayn't I be unlatching?
mayn't you be unlatching?
mayn't she be unlatching?
mayn't we be unlatching?
mayn't you be unlatching?
mayn't they be unlatching? 	mayn't I have unlatched?
mayn't you have unlatched?
mayn't she have unlatched?
mayn't we have unlatched?
mayn't you have unlatched?
mayn't they have unlatched? 	mayn't I have been unlatching?
mayn't you have been unlatching?
mayn't she have been unlatching?
mayn't we have been unlatching?
mayn't you have been unlatching?
mayn't they have been unlatching?