I could mistreat you could mistreat he could mistreat we could mistreat you could mistreat they could mistreat
V-ing form
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
I could have mistreated you could have mistreated he could have mistreated we could have mistreated you could have mistreated they could have mistreated
V-ing perfect
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
Negation
Simple form
I could not mistreat you could not mistreat he could not mistreat we could not mistreat you could not mistreat they could not mistreat
V-ing form
I could not be mistreating you could not be mistreating he could not be mistreating we could not be mistreating you could not be mistreating they could not be mistreating
Perfect
I could not have mistreated you could not have mistreated he could not have mistreated we could not have mistreated you could not have mistreated they could not have mistreated
V-ing perfect
I could not have been mistreating you could not have been mistreating he could not have been mistreating we could not have been mistreating you could not have been mistreating they could not have been mistreating
Interrogative form
Simple form
could I mistreat? could you mistreat? could he mistreat? could we mistreat? could you mistreat? could they mistreat?
V-ing form
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
could I have mistreated? could you have mistreated? could he have mistreated? could we have mistreated? could you have mistreated? could they have mistreated?
V-ing perfect
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?
Interro-negative form
Simple form
could I not mistreat? could you not mistreat? could he not mistreat? could we not mistreat? could you not mistreat? could they not mistreat?
V-ing form
could I not be mistreating? could you not be mistreating? could he not be mistreating? could we not be mistreating? could you not be mistreating? could they not be mistreating?
Perfect
could I not have mistreated? could you not have mistreated? could he not have mistreated? could we not have mistreated? could you not have mistreated? could they not have mistreated?
V-ing perfect
could I not have been mistreating? could you not have been mistreating? could he not have been mistreating? could we not have been mistreating? could you not have been mistreating? could they not have been mistreating?