I could euthanatise you could euthanatise he could euthanatise we could euthanatise you could euthanatise they could euthanatise
V-ing form
I could be euthanatising you could be euthanatising he could be euthanatising we could be euthanatising you could be euthanatising they could be euthanatising
Perfect
I could have euthanatised you could have euthanatised he could have euthanatised we could have euthanatised you could have euthanatised they could have euthanatised
V-ing perfect
I could have been euthanatising you could have been euthanatising he could have been euthanatising we could have been euthanatising you could have been euthanatising they could have been euthanatising
Negation
Simple form
I could not euthanatise you could not euthanatise he could not euthanatise we could not euthanatise you could not euthanatise they could not euthanatise
V-ing form
I could not be euthanatising you could not be euthanatising he could not be euthanatising we could not be euthanatising you could not be euthanatising they could not be euthanatising
Perfect
I could not have euthanatised you could not have euthanatised he could not have euthanatised we could not have euthanatised you could not have euthanatised they could not have euthanatised
V-ing perfect
I could not have been euthanatising you could not have been euthanatising he could not have been euthanatising we could not have been euthanatising you could not have been euthanatising they could not have been euthanatising
Interrogative form
Simple form
could I euthanatise? could you euthanatise? could he euthanatise? could we euthanatise? could you euthanatise? could they euthanatise?
V-ing form
could I be euthanatising? could you be euthanatising? could he be euthanatising? could we be euthanatising? could you be euthanatising? could they be euthanatising?
Perfect
could I have euthanatised? could you have euthanatised? could he have euthanatised? could we have euthanatised? could you have euthanatised? could they have euthanatised?
V-ing perfect
could I have been euthanatising? could you have been euthanatising? could he have been euthanatising? could we have been euthanatising? could you have been euthanatising? could they have been euthanatising?
Interro-negative form
Simple form
could I not euthanatise? could you not euthanatise? could he not euthanatise? could we not euthanatise? could you not euthanatise? could they not euthanatise?
V-ing form
could I not be euthanatising? could you not be euthanatising? could he not be euthanatising? could we not be euthanatising? could you not be euthanatising? could they not be euthanatising?
Perfect
could I not have euthanatised? could you not have euthanatised? could he not have euthanatised? could we not have euthanatised? could you not have euthanatised? could they not have euthanatised?
V-ing perfect
could I not have been euthanatising? could you not have been euthanatising? could he not have been euthanatising? could we not have been euthanatising? could you not have been euthanatising? could they not have been euthanatising?