English verb conjugation
COULD MIRV

Regular verb: mirv - mirved - mirved

Affirmation

Simple form	V-ing form
I could mirv you could mirv he could mirv we could mirv you could mirv they could mirv	I could be mirving you could be mirving he could be mirving we could be mirving you could be mirving they could be mirving
Perfect	V-ing perfect
I could have mirved you could have mirved he could have mirved we could have mirved you could have mirved they could have mirved	I could have been mirving you could have been mirving he could have been mirving we could have been mirving you could have been mirving they could have been mirving

Negation

Simple form	V-ing form
I couldn't mirv you couldn't mirv he couldn't mirv we couldn't mirv you couldn't mirv they couldn't mirv	I couldn't be mirving you couldn't be mirving he couldn't be mirving we couldn't be mirving you couldn't be mirving they couldn't be mirving
Perfect	V-ing perfect
I couldn't have mirved you couldn't have mirved he couldn't have mirved we couldn't have mirved you couldn't have mirved they couldn't have mirved	I couldn't have been mirving you couldn't have been mirving he couldn't have been mirving we couldn't have been mirving you couldn't have been mirving they couldn't have been mirving

Interrogative form

Simple form	V-ing form
could I mirv? could you mirv? could he mirv? could we mirv? could you mirv? could they mirv?	could I be mirving? could you be mirving? could he be mirving? could we be mirving? could you be mirving? could they be mirving?
Perfect	V-ing perfect
could I have mirved? could you have mirved? could he have mirved? could we have mirved? could you have mirved? could they have mirved?	could I have been mirving? could you have been mirving? could he have been mirving? could we have been mirving? could you have been mirving? could they have been mirving?

Interro-negative form

Simple form	V-ing form
couldn't I mirv? couldn't you mirv? couldn't he mirv? couldn't we mirv? couldn't you mirv? couldn't they mirv?	couldn't I be mirving? couldn't you be mirving? couldn't he be mirving? couldn't we be mirving? couldn't you be mirving? couldn't they be mirving?
Perfect	V-ing perfect
couldn't I have mirved? couldn't you have mirved? couldn't he have mirved? couldn't we have mirved? couldn't you have mirved? couldn't they have mirved?	couldn't I have been mirving? couldn't you have been mirving? couldn't he have been mirving? couldn't we have been mirving? couldn't you have been mirving? couldn't they have been mirving?