English verb conjugation
COULD DUMMY

Regular verb: dummy - dummied - dummied

Affirmation

Simple form	V-ing form
I could dummy you could dummy he could dummy we could dummy you could dummy they could dummy	I could be dummying you could be dummying he could be dummying we could be dummying you could be dummying they could be dummying
Perfect	V-ing perfect
I could have dummied you could have dummied he could have dummied we could have dummied you could have dummied they could have dummied	I could have been dummying you could have been dummying he could have been dummying we could have been dummying you could have been dummying they could have been dummying

Negation

Simple form	V-ing form
I could not dummy you could not dummy he could not dummy we could not dummy you could not dummy they could not dummy	I could not be dummying you could not be dummying he could not be dummying we could not be dummying you could not be dummying they could not be dummying
Perfect	V-ing perfect
I could not have dummied you could not have dummied he could not have dummied we could not have dummied you could not have dummied they could not have dummied	I could not have been dummying you could not have been dummying he could not have been dummying we could not have been dummying you could not have been dummying they could not have been dummying

Interrogative form

Simple form	V-ing form
could I dummy? could you dummy? could he dummy? could we dummy? could you dummy? could they dummy?	could I be dummying? could you be dummying? could he be dummying? could we be dummying? could you be dummying? could they be dummying?
Perfect	V-ing perfect
could I have dummied? could you have dummied? could he have dummied? could we have dummied? could you have dummied? could they have dummied?	could I have been dummying? could you have been dummying? could he have been dummying? could we have been dummying? could you have been dummying? could they have been dummying?

Interro-negative form

Simple form	V-ing form
could I not dummy? could you not dummy? could he not dummy? could we not dummy? could you not dummy? could they not dummy?	could I not be dummying? could you not be dummying? could he not be dummying? could we not be dummying? could you not be dummying? could they not be dummying?
Perfect	V-ing perfect
could I not have dummied? could you not have dummied? could he not have dummied? could we not have dummied? could you not have dummied? could they not have dummied?	could I not have been dummying? could you not have been dummying? could he not have been dummying? could we not have been dummying? could you not have been dummying? could they not have been dummying?