I could maltreat you could maltreat he could maltreat we could maltreat you could maltreat they could maltreat
V-ing form
I could be maltreating you could be maltreating he could be maltreating we could be maltreating you could be maltreating they could be maltreating
Perfect
I could have maltreated you could have maltreated he could have maltreated we could have maltreated you could have maltreated they could have maltreated
V-ing perfect
I could have been maltreating you could have been maltreating he could have been maltreating we could have been maltreating you could have been maltreating they could have been maltreating
Negation
Simple form
I couldn't maltreat you couldn't maltreat he couldn't maltreat we couldn't maltreat you couldn't maltreat they couldn't maltreat
V-ing form
I couldn't be maltreating you couldn't be maltreating he couldn't be maltreating we couldn't be maltreating you couldn't be maltreating they couldn't be maltreating
Perfect
I couldn't have maltreated you couldn't have maltreated he couldn't have maltreated we couldn't have maltreated you couldn't have maltreated they couldn't have maltreated
V-ing perfect
I couldn't have been maltreating you couldn't have been maltreating he couldn't have been maltreating we couldn't have been maltreating you couldn't have been maltreating they couldn't have been maltreating
Interrogative form
Simple form
could I maltreat? could you maltreat? could he maltreat? could we maltreat? could you maltreat? could they maltreat?
V-ing form
could I be maltreating? could you be maltreating? could he be maltreating? could we be maltreating? could you be maltreating? could they be maltreating?
Perfect
could I have maltreated? could you have maltreated? could he have maltreated? could we have maltreated? could you have maltreated? could they have maltreated?
V-ing perfect
could I have been maltreating? could you have been maltreating? could he have been maltreating? could we have been maltreating? could you have been maltreating? could they have been maltreating?
Interro-negative form
Simple form
couldn't I maltreat? couldn't you maltreat? couldn't he maltreat? couldn't we maltreat? couldn't you maltreat? couldn't they maltreat?
V-ing form
couldn't I be maltreating? couldn't you be maltreating? couldn't he be maltreating? couldn't we be maltreating? couldn't you be maltreating? couldn't they be maltreating?
Perfect
couldn't I have maltreated? couldn't you have maltreated? couldn't he have maltreated? couldn't we have maltreated? couldn't you have maltreated? couldn't they have maltreated?
V-ing perfect
couldn't I have been maltreating? couldn't you have been maltreating? couldn't he have been maltreating? couldn't we have been maltreating? couldn't you have been maltreating? couldn't they have been maltreating?