
Regular verb: mistreat - mistreated - mistreated
Simple form | V-ing form | 
| I could mistreat you could mistreat he could mistreat we could mistreat you could mistreat they could mistreat  | I could be mistreating you could be mistreating he could be mistreating we could be mistreating you could be mistreating they could be mistreating  | 
Perfect | V-ing perfect | 
| I could have mistreated you could have mistreated he could have mistreated we could have mistreated you could have mistreated they could have mistreated  | I could have been mistreating you could have been mistreating he could have been mistreating we could have been mistreating you could have been mistreating they could have been mistreating  | 
Simple form | V-ing form | 
| I couldn't mistreat you couldn't mistreat he couldn't mistreat we couldn't mistreat you couldn't mistreat they couldn't mistreat  | I couldn't be mistreating you couldn't be mistreating he couldn't be mistreating we couldn't be mistreating you couldn't be mistreating they couldn't be mistreating  | 
Perfect | V-ing perfect | 
| I couldn't have mistreated you couldn't have mistreated he couldn't have mistreated we couldn't have mistreated you couldn't have mistreated they couldn't have mistreated  | I couldn't have been mistreating you couldn't have been mistreating he couldn't have been mistreating we couldn't have been mistreating you couldn't have been mistreating they couldn't have been mistreating  | 
Simple form | V-ing form | 
| could I mistreat? could you mistreat? could he mistreat? could we mistreat? could you mistreat? could they mistreat?  | could I be mistreating? could you be mistreating? could he be mistreating? could we be mistreating? could you be mistreating? could they be mistreating?  | 
Perfect | V-ing perfect | 
| could I have mistreated? could you have mistreated? could he have mistreated? could we have mistreated? could you have mistreated? could they have mistreated?  | could I have been mistreating? could you have been mistreating? could he have been mistreating? could we have been mistreating? could you have been mistreating? could they have been mistreating?  | 
Simple form | V-ing form | 
| couldn't I mistreat? couldn't you mistreat? couldn't he mistreat? couldn't we mistreat? couldn't you mistreat? couldn't they mistreat?  | couldn't I be mistreating? couldn't you be mistreating? couldn't he be mistreating? couldn't we be mistreating? couldn't you be mistreating? couldn't they be mistreating?  | 
Perfect | V-ing perfect | 
| couldn't I have mistreated? couldn't you have mistreated? couldn't he have mistreated? couldn't we have mistreated? couldn't you have mistreated? couldn't they have mistreated?  | couldn't I have been mistreating? couldn't you have been mistreating? couldn't he have been mistreating? couldn't we have been mistreating? couldn't you have been mistreating? couldn't they have been mistreating?  |