
Regular verb: flock - flocked - flocked
| Present | Present continuous | Preterite | Preterite continuous | 
| I don't flock you don't flock he doesn't flock we don't flock you don't flock they don't flock | I'm not flocking you aren't flocking he isn't flocking we aren't flocking you aren't flocking they aren't flocking | I didn't flock you didn't flock he didn't flock we didn't flock you didn't flock they didn't flock | I wasn't flocking you weren't flocking he wasn't flocking we weren't flocking you weren't flocking they weren't flocking | 
| Present perfect | Present perfect continuous | Pluperfect | Pluperfect continuous | 
| I haven't flocked you haven't flocked he hasn't flocked we haven't flocked you haven't flocked they haven't flocked | I haven't  been flocking you haven't been flocking he hasn't been flocking we haven't been flocking you haven't been flocking they haven't been flocking | I hadn't flocked you hadn't flocked he hadn't flocked we hadn't flocked you hadn't flocked they hadn't flocked | I hadn't been flocking you hadn't been flocking he hadn't been flocking we hadn't been flocking you hadn't been flocking they hadn't been flocking | 
| Future | Future continuous | Future perfect | Future perfect continuous | 
| I won't flock you won't flock he won't flock we won't flock you won't flock they won't flock | I won't be flocking you won't be flocking he won't be flocking we won't be flocking you won't be flocking they won't be flocking | I won't have flocked you won't have flocked he won't have flocked we won't have flocked you won't have flocked they won't have flocked | I won't have been flocking you won't have been flocking he won't have been flocking we won't have been flocking you won't have been flocking they won't have been flocking | 
| Present | Present continuous | Past | Past continuous | 
| I wouldn't flock you wouldn't flock he wouldn't flock we wouldn't flock you wouldn't flock they wouldn't flock | I wouldn't be flocking you wouldn't be flocking he wouldn't be flocking we wouldn't be flocking you wouldn't be flocking they wouldn't be flocking | I wouldn't have flocked you wouldn't have flocked he wouldn't have flocked we wouldn't have flocked you wouldn't have flocked they wouldn't have flocked | I wouldn't have been flocking you wouldn't have been flocking he wouldn't have been flocking we wouldn't have been flocking you wouldn't have been flocking they wouldn't have been flocking | 
| Infinitive | Imperative | 
| Infinitive | Imperative | ||
| to flock | do not flock Let's not flock do not flock | 
| Present | Past | ||
| flocking | flocked |