English verb conjugation
COULD DENATURALISE

Regular verb: denaturalise - denaturalised - denaturalised

Affirmation

Simple form	V-ing form
I could denaturalise you could denaturalise he could denaturalise we could denaturalise you could denaturalise they could denaturalise	I could be denaturalising you could be denaturalising he could be denaturalising we could be denaturalising you could be denaturalising they could be denaturalising
Perfect	V-ing perfect
I could have denaturalised you could have denaturalised he could have denaturalised we could have denaturalised you could have denaturalised they could have denaturalised	I could have been denaturalising you could have been denaturalising he could have been denaturalising we could have been denaturalising you could have been denaturalising they could have been denaturalising

Negation

Simple form	V-ing form
I couldn't denaturalise you couldn't denaturalise he couldn't denaturalise we couldn't denaturalise you couldn't denaturalise they couldn't denaturalise	I couldn't be denaturalising you couldn't be denaturalising he couldn't be denaturalising we couldn't be denaturalising you couldn't be denaturalising they couldn't be denaturalising
Perfect	V-ing perfect
I couldn't have denaturalised you couldn't have denaturalised he couldn't have denaturalised we couldn't have denaturalised you couldn't have denaturalised they couldn't have denaturalised	I couldn't have been denaturalising you couldn't have been denaturalising he couldn't have been denaturalising we couldn't have been denaturalising you couldn't have been denaturalising they couldn't have been denaturalising

Interrogative form

Simple form	V-ing form
could I denaturalise? could you denaturalise? could he denaturalise? could we denaturalise? could you denaturalise? could they denaturalise?	could I be denaturalising? could you be denaturalising? could he be denaturalising? could we be denaturalising? could you be denaturalising? could they be denaturalising?
Perfect	V-ing perfect
could I have denaturalised? could you have denaturalised? could he have denaturalised? could we have denaturalised? could you have denaturalised? could they have denaturalised?	could I have been denaturalising? could you have been denaturalising? could he have been denaturalising? could we have been denaturalising? could you have been denaturalising? could they have been denaturalising?

Interro-negative form

Simple form	V-ing form
couldn't I denaturalise? couldn't you denaturalise? couldn't he denaturalise? couldn't we denaturalise? couldn't you denaturalise? couldn't they denaturalise?	couldn't I be denaturalising? couldn't you be denaturalising? couldn't he be denaturalising? couldn't we be denaturalising? couldn't you be denaturalising? couldn't they be denaturalising?
Perfect	V-ing perfect
couldn't I have denaturalised? couldn't you have denaturalised? couldn't he have denaturalised? couldn't we have denaturalised? couldn't you have denaturalised? couldn't they have denaturalised?	couldn't I have been denaturalising? couldn't you have been denaturalising? couldn't he have been denaturalising? couldn't we have been denaturalising? couldn't you have been denaturalising? couldn't they have been denaturalising?