English verb conjugation
COULD OVERTRUMP

Regular verb: overtrump - overtrumped - overtrumped

Affirmation

Simple form	V-ing form
I could overtrump you could overtrump he could overtrump we could overtrump you could overtrump they could overtrump	I could be overtrumping you could be overtrumping he could be overtrumping we could be overtrumping you could be overtrumping they could be overtrumping
Perfect	V-ing perfect
I could have overtrumped you could have overtrumped he could have overtrumped we could have overtrumped you could have overtrumped they could have overtrumped	I could have been overtrumping you could have been overtrumping he could have been overtrumping we could have been overtrumping you could have been overtrumping they could have been overtrumping

Negation

Simple form	V-ing form
I couldn't overtrump you couldn't overtrump he couldn't overtrump we couldn't overtrump you couldn't overtrump they couldn't overtrump	I couldn't be overtrumping you couldn't be overtrumping he couldn't be overtrumping we couldn't be overtrumping you couldn't be overtrumping they couldn't be overtrumping
Perfect	V-ing perfect
I couldn't have overtrumped you couldn't have overtrumped he couldn't have overtrumped we couldn't have overtrumped you couldn't have overtrumped they couldn't have overtrumped	I couldn't have been overtrumping you couldn't have been overtrumping he couldn't have been overtrumping we couldn't have been overtrumping you couldn't have been overtrumping they couldn't have been overtrumping

Interrogative form

Simple form	V-ing form
could I overtrump? could you overtrump? could he overtrump? could we overtrump? could you overtrump? could they overtrump?	could I be overtrumping? could you be overtrumping? could he be overtrumping? could we be overtrumping? could you be overtrumping? could they be overtrumping?
Perfect	V-ing perfect
could I have overtrumped? could you have overtrumped? could he have overtrumped? could we have overtrumped? could you have overtrumped? could they have overtrumped?	could I have been overtrumping? could you have been overtrumping? could he have been overtrumping? could we have been overtrumping? could you have been overtrumping? could they have been overtrumping?

Interro-negative form

Simple form	V-ing form
couldn't I overtrump? couldn't you overtrump? couldn't he overtrump? couldn't we overtrump? couldn't you overtrump? couldn't they overtrump?	couldn't I be overtrumping? couldn't you be overtrumping? couldn't he be overtrumping? couldn't we be overtrumping? couldn't you be overtrumping? couldn't they be overtrumping?
Perfect	V-ing perfect
couldn't I have overtrumped? couldn't you have overtrumped? couldn't he have overtrumped? couldn't we have overtrumped? couldn't you have overtrumped? couldn't they have overtrumped?	couldn't I have been overtrumping? couldn't you have been overtrumping? couldn't he have been overtrumping? couldn't we have been overtrumping? couldn't you have been overtrumping? couldn't they have been overtrumping?