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