English verb conjugation
COULD MOTOR

Regular verb: motor - motored - motored

Affirmation

Simple form	V-ing form
I could motor you could motor he could motor we could motor you could motor they could motor	I could be motoring you could be motoring he could be motoring we could be motoring you could be motoring they could be motoring
Perfect	V-ing perfect
I could have motored you could have motored he could have motored we could have motored you could have motored they could have motored	I could have been motoring you could have been motoring he could have been motoring we could have been motoring you could have been motoring they could have been motoring

Negation

Simple form	V-ing form
I couldn't motor you couldn't motor he couldn't motor we couldn't motor you couldn't motor they couldn't motor	I couldn't be motoring you couldn't be motoring he couldn't be motoring we couldn't be motoring you couldn't be motoring they couldn't be motoring
Perfect	V-ing perfect
I couldn't have motored you couldn't have motored he couldn't have motored we couldn't have motored you couldn't have motored they couldn't have motored	I couldn't have been motoring you couldn't have been motoring he couldn't have been motoring we couldn't have been motoring you couldn't have been motoring they couldn't have been motoring

Interrogative form

Simple form	V-ing form
could I motor? could you motor? could he motor? could we motor? could you motor? could they motor?	could I be motoring? could you be motoring? could he be motoring? could we be motoring? could you be motoring? could they be motoring?
Perfect	V-ing perfect
could I have motored? could you have motored? could he have motored? could we have motored? could you have motored? could they have motored?	could I have been motoring? could you have been motoring? could he have been motoring? could we have been motoring? could you have been motoring? could they have been motoring?

Interro-negative form

Simple form	V-ing form
couldn't I motor? couldn't you motor? couldn't he motor? couldn't we motor? couldn't you motor? couldn't they motor?	couldn't I be motoring? couldn't you be motoring? couldn't he be motoring? couldn't we be motoring? couldn't you be motoring? couldn't they be motoring?
Perfect	V-ing perfect
couldn't I have motored? couldn't you have motored? couldn't he have motored? couldn't we have motored? couldn't you have motored? couldn't they have motored?	couldn't I have been motoring? couldn't you have been motoring? couldn't he have been motoring? couldn't we have been motoring? couldn't you have been motoring? couldn't they have been motoring?