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