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 may not flock you may not flock he may not flock we may not flock you may not flock they may not flock
V-ing form
I may not be flocking you may not be flocking he may not be flocking we may not be flocking you may not be flocking they may not be flocking
Perfect
I may not have flocked you may not have flocked he may not have flocked we may not have flocked you may not have flocked they may not have flocked
V-ing perfect
I may not have been flocking you may not have been flocking he may not have been flocking we may not have been flocking you may not have been flocking they may not 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
may I not flock? may you not flock? may he not flock? may we not flock? may you not flock? may they not flock?
V-ing form
may I not be flocking? may you not be flocking? may he not be flocking? may we not be flocking? may you not be flocking? may they not be flocking?
Perfect
may I not have flocked? may you not have flocked? may he not have flocked? may we not have flocked? may you not have flocked? may they not have flocked?
V-ing perfect
may I not have been flocking? may you not have been flocking? may he not have been flocking? may we not have been flocking? may you not have been flocking? may they not have been flocking?