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