may flock
Regular verb: flock - flocked- flocked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may flock
you may flock
he may flock
we may flock
you may flock
they may flock 	I may be flocking
you may be flocking
he may be flocking
we may be flocking
you may be flocking
they may be flocking	I may have flocked
you may have flocked
he may have flocked
we may have flocked
you may have flocked
they may have flocked	I may have been flocking
you may have been flocking
he may have been flocking
we may have been flocking
you may have been flocking
they may have been flocking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't flock
you mayn't flock
he mayn't flock
we mayn't flock
you mayn't flock
they mayn't flock 	I mayn't be flocking
you mayn't be flocking
he mayn't be flocking
we mayn't be flocking
you mayn't be flocking
they mayn't be flocking	I mayn't have flocked
you mayn't have flocked
he mayn't have flocked
we mayn't have flocked
you mayn't have flocked
they mayn't have flocked	I mayn't have been flocking
you mayn't have been flocking
he mayn't have been flocking
we mayn't have been flocking
you mayn't have been flocking
they mayn't have been flocking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I flock?
may you flock?
may he flock?
may we flock?
may you flock?
may they flock? 	may I be flocking?
may you be flocking?
may he be flocking?
may we be flocking?
may you be flocking?
may they be flocking? 	may I have flocked?
may you have flocked?
may he have flocked?
may we have flocked?
may you have flocked?
may they have flocked? 	may I have been flocking?
may you have been flocking?
may he have been flocking?
may we have been flocking?
may you have been flocking?
may they have been flocking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I flock?
mayn't you flock?
mayn't he flock?
mayn't we flock?
mayn't you flock?
mayn't they flock? 	mayn't I be flocking?
mayn't you be flocking?
mayn't he be flocking?
mayn't we be flocking?
mayn't you be flocking?
mayn't they be flocking? 	mayn't I have flocked?
mayn't you have flocked?
mayn't he have flocked?
mayn't we have flocked?
mayn't you have flocked?
mayn't they have flocked? 	mayn't I have been flocking?
mayn't you have been flocking?
mayn't he have been flocking?
mayn't we have been flocking?
mayn't you have been flocking?
mayn't they have been flocking?