English verb conjugation
COULD DROVE

Regular verb: drove - droved - droved

Affirmation

Simple form	V-ing form
I could drove you could drove he could drove we could drove you could drove they could drove	I could be droving you could be droving he could be droving we could be droving you could be droving they could be droving
Perfect	V-ing perfect
I could have droved you could have droved he could have droved we could have droved you could have droved they could have droved	I could have been droving you could have been droving he could have been droving we could have been droving you could have been droving they could have been droving

Negation

Simple form	V-ing form
I couldn't drove you couldn't drove he couldn't drove we couldn't drove you couldn't drove they couldn't drove	I couldn't be droving you couldn't be droving he couldn't be droving we couldn't be droving you couldn't be droving they couldn't be droving
Perfect	V-ing perfect
I couldn't have droved you couldn't have droved he couldn't have droved we couldn't have droved you couldn't have droved they couldn't have droved	I couldn't have been droving you couldn't have been droving he couldn't have been droving we couldn't have been droving you couldn't have been droving they couldn't have been droving

Interrogative form

Simple form	V-ing form
could I drove? could you drove? could he drove? could we drove? could you drove? could they drove?	could I be droving? could you be droving? could he be droving? could we be droving? could you be droving? could they be droving?
Perfect	V-ing perfect
could I have droved? could you have droved? could he have droved? could we have droved? could you have droved? could they have droved?	could I have been droving? could you have been droving? could he have been droving? could we have been droving? could you have been droving? could they have been droving?

Interro-negative form

Simple form	V-ing form
couldn't I drove? couldn't you drove? couldn't he drove? couldn't we drove? couldn't you drove? couldn't they drove?	couldn't I be droving? couldn't you be droving? couldn't he be droving? couldn't we be droving? couldn't you be droving? couldn't they be droving?
Perfect	V-ing perfect
couldn't I have droved? couldn't you have droved? couldn't he have droved? couldn't we have droved? couldn't you have droved? couldn't they have droved?	couldn't I have been droving? couldn't you have been droving? couldn't he have been droving? couldn't we have been droving? couldn't you have been droving? couldn't they have been droving?