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