English verb conjugation
COULD DENATURE

Regular verb: denature - denatured - denatured

Affirmation

Simple form	V-ing form
I could denature you could denature he could denature we could denature you could denature they could denature	I could be denaturing you could be denaturing he could be denaturing we could be denaturing you could be denaturing they could be denaturing
Perfect	V-ing perfect
I could have denatured you could have denatured he could have denatured we could have denatured you could have denatured they could have denatured	I could have been denaturing you could have been denaturing he could have been denaturing we could have been denaturing you could have been denaturing they could have been denaturing

Negation

Simple form	V-ing form
I could not denature you could not denature he could not denature we could not denature you could not denature they could not denature	I could not be denaturing you could not be denaturing he could not be denaturing we could not be denaturing you could not be denaturing they could not be denaturing
Perfect	V-ing perfect
I could not have denatured you could not have denatured he could not have denatured we could not have denatured you could not have denatured they could not have denatured	I could not have been denaturing you could not have been denaturing he could not have been denaturing we could not have been denaturing you could not have been denaturing they could not have been denaturing

Interrogative form

Simple form	V-ing form
could I denature? could you denature? could he denature? could we denature? could you denature? could they denature?	could I be denaturing? could you be denaturing? could he be denaturing? could we be denaturing? could you be denaturing? could they be denaturing?
Perfect	V-ing perfect
could I have denatured? could you have denatured? could he have denatured? could we have denatured? could you have denatured? could they have denatured?	could I have been denaturing? could you have been denaturing? could he have been denaturing? could we have been denaturing? could you have been denaturing? could they have been denaturing?

Interro-negative form

Simple form	V-ing form
could I not denature? could you not denature? could he not denature? could we not denature? could you not denature? could they not denature?	could I not be denaturing? could you not be denaturing? could he not be denaturing? could we not be denaturing? could you not be denaturing? could they not be denaturing?
Perfect	V-ing perfect
could I not have denatured? could you not have denatured? could he not have denatured? could we not have denatured? could you not have denatured? could they not have denatured?	could I not have been denaturing? could you not have been denaturing? could he not have been denaturing? could we not have been denaturing? could you not have been denaturing? could they not have been denaturing?