may unblock
Regular verb: unblock - unblocked- unblocked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may unblock
you may unblock
he may unblock
we may unblock
you may unblock
they may unblock 	I may be unblocking
you may be unblocking
he may be unblocking
we may be unblocking
you may be unblocking
they may be unblocking	I may have unblocked
you may have unblocked
he may have unblocked
we may have unblocked
you may have unblocked
they may have unblocked	I may have been unblocking
you may have been unblocking
he may have been unblocking
we may have been unblocking
you may have been unblocking
they may have been unblocking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't unblock
you mayn't unblock
he mayn't unblock
we mayn't unblock
you mayn't unblock
they mayn't unblock 	I mayn't be unblocking
you mayn't be unblocking
he mayn't be unblocking
we mayn't be unblocking
you mayn't be unblocking
they mayn't be unblocking	I mayn't have unblocked
you mayn't have unblocked
he mayn't have unblocked
we mayn't have unblocked
you mayn't have unblocked
they mayn't have unblocked	I mayn't have been unblocking
you mayn't have been unblocking
he mayn't have been unblocking
we mayn't have been unblocking
you mayn't have been unblocking
they mayn't have been unblocking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I unblock?
may you unblock?
may he unblock?
may we unblock?
may you unblock?
may they unblock? 	may I be unblocking?
may you be unblocking?
may he be unblocking?
may we be unblocking?
may you be unblocking?
may they be unblocking? 	may I have unblocked?
may you have unblocked?
may he have unblocked?
may we have unblocked?
may you have unblocked?
may they have unblocked? 	may I have been unblocking?
may you have been unblocking?
may he have been unblocking?
may we have been unblocking?
may you have been unblocking?
may they have been unblocking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I unblock?
mayn't you unblock?
mayn't he unblock?
mayn't we unblock?
mayn't you unblock?
mayn't they unblock? 	mayn't I be unblocking?
mayn't you be unblocking?
mayn't he be unblocking?
mayn't we be unblocking?
mayn't you be unblocking?
mayn't they be unblocking? 	mayn't I have unblocked?
mayn't you have unblocked?
mayn't he have unblocked?
mayn't we have unblocked?
mayn't you have unblocked?
mayn't they have unblocked? 	mayn't I have been unblocking?
mayn't you have been unblocking?
mayn't he have been unblocking?
mayn't we have been unblocking?
mayn't you have been unblocking?
mayn't they have been unblocking?