
Regular verb: flock - flocked - flocked
| Simple form | V-ing form | 
| I'll flock you'll flock he'll flock we'll flock you'll flock they'll flock | I'll be flocking you'll be flocking he'll be flocking we'll be flocking you'll be flocking they'll be flocking | 
| Perfect | V-ing perfect | 
| I'll have flocked you'll have flocked he'll have flocked we'll have flocked you'll have flocked they'll have flocked | I'll have been flocking you'll have been flocking he'll have been flocking we'll have been flocking you'll have been flocking they'll have been flocking | 
| Simple form | V-ing form | 
| I shan't flock you shan't flock he shan't flock we shan't flock you shan't flock they shan't flock | I shan't be flocking you shan't be flocking he shan't be flocking we shan't be flocking you shan't be flocking they shan't be flocking | 
| Perfect | V-ing perfect | 
| I shan't have flocked you shan't have flocked he shan't have flocked we shan't have flocked you shan't have flocked they shan't have flocked | I shan't have been flocking you shan't have been flocking he shan't have been flocking we shan't have been flocking you shan't have been flocking they shan't have been flocking | 
| Simple form | V-ing form | 
| shall I flock? shall you flock? shall he flock? shall we flock? shall you flock? shall they flock? | shall I be flocking? shall you be flocking? shall he be flocking? shall we be flocking? shall you be flocking? shall they be flocking? | 
| Perfect | V-ing perfect | 
| shall I have flocked? shall you have flocked? shall he have flocked? shall we have flocked? shall you have flocked? shall they have flocked? | shall I have been flocking? shall you have been flocking? shall he have been flocking? shall we have been flocking? shall you have been flocking? shall they have been flocking? | 
| Simple form | V-ing form | 
| shan't I flock? shan't you flock? shan't he flock? shan't we flock? shan't you flock? shan't they flock? | shan't I be flocking? shan't you be flocking? shan't he be flocking? shan't we be flocking? shan't you be flocking? shan't they be flocking? | 
| Perfect | V-ing perfect | 
| shan't I have flocked? shan't you have flocked? shan't he have flocked? shan't we have flocked? shan't you have flocked? shan't they have flocked? | shan't I have been flocking? shan't you have been flocking? shan't he have been flocking? shan't we have been flocking? shan't you have been flocking? shan't they have been flocking? |