I could denaturalise you could denaturalise she could denaturalise we could denaturalise you could denaturalise they could denaturalise
V-ing form
I could be denaturalising you could be denaturalising she could be denaturalising we could be denaturalising you could be denaturalising they could be denaturalising
Perfect
I could have denaturalised you could have denaturalised she could have denaturalised we could have denaturalised you could have denaturalised they could have denaturalised
V-ing perfect
I could have been denaturalising you could have been denaturalising she could have been denaturalising we could have been denaturalising you could have been denaturalising they could have been denaturalising
Negation
Simple form
I could not denaturalise you could not denaturalise she could not denaturalise we could not denaturalise you could not denaturalise they could not denaturalise
V-ing form
I could not be denaturalising you could not be denaturalising she could not be denaturalising we could not be denaturalising you could not be denaturalising they could not be denaturalising
Perfect
I could not have denaturalised you could not have denaturalised she could not have denaturalised we could not have denaturalised you could not have denaturalised they could not have denaturalised
V-ing perfect
I could not have been denaturalising you could not have been denaturalising she could not have been denaturalising we could not have been denaturalising you could not have been denaturalising they could not have been denaturalising
Interrogative form
Simple form
could I denaturalise? could you denaturalise? could she denaturalise? could we denaturalise? could you denaturalise? could they denaturalise?
V-ing form
could I be denaturalising? could you be denaturalising? could she be denaturalising? could we be denaturalising? could you be denaturalising? could they be denaturalising?
Perfect
could I have denaturalised? could you have denaturalised? could she have denaturalised? could we have denaturalised? could you have denaturalised? could they have denaturalised?
V-ing perfect
could I have been denaturalising? could you have been denaturalising? could she have been denaturalising? could we have been denaturalising? could you have been denaturalising? could they have been denaturalising?
Interro-negative form
Simple form
could I not denaturalise? could you not denaturalise? could she not denaturalise? could we not denaturalise? could you not denaturalise? could they not denaturalise?
V-ing form
could I not be denaturalising? could you not be denaturalising? could she not be denaturalising? could we not be denaturalising? could you not be denaturalising? could they not be denaturalising?
Perfect
could I not have denaturalised? could you not have denaturalised? could she not have denaturalised? could we not have denaturalised? could you not have denaturalised? could they not have denaturalised?
V-ing perfect
could I not have been denaturalising? could you not have been denaturalising? could she not have been denaturalising? could we not have been denaturalising? could you not have been denaturalising? could they not have been denaturalising?