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 couldn't dummy you couldn't dummy he couldn't dummy we couldn't dummy you couldn't dummy they couldn't dummy	I couldn't be dummying you couldn't be dummying he couldn't be dummying we couldn't be dummying you couldn't be dummying they couldn't be dummying
Perfect	V-ing perfect
I couldn't have dummied you couldn't have dummied he couldn't have dummied we couldn't have dummied you couldn't have dummied they couldn't have dummied	I couldn't have been dummying you couldn't have been dummying he couldn't have been dummying we couldn't have been dummying you couldn't have been dummying they couldn't 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
couldn't I dummy? couldn't you dummy? couldn't he dummy? couldn't we dummy? couldn't you dummy? couldn't they dummy?	couldn't I be dummying? couldn't you be dummying? couldn't he be dummying? couldn't we be dummying? couldn't you be dummying? couldn't they be dummying?
Perfect	V-ing perfect
couldn't I have dummied? couldn't you have dummied? couldn't he have dummied? couldn't we have dummied? couldn't you have dummied? couldn't they have dummied?	couldn't I have been dummying? couldn't you have been dummying? couldn't he have been dummying? couldn't we have been dummying? couldn't you have been dummying? couldn't they have been dummying?