English verb conjugation
COULD VECTOR

Regular verb: vector - vectored - vectored

Affirmation

Simple form	V-ing form
I could vector you could vector she could vector we could vector you could vector they could vector	I could be vectoring you could be vectoring she could be vectoring we could be vectoring you could be vectoring they could be vectoring
Perfect	V-ing perfect
I could have vectored you could have vectored she could have vectored we could have vectored you could have vectored they could have vectored	I could have been vectoring you could have been vectoring she could have been vectoring we could have been vectoring you could have been vectoring they could have been vectoring

Negation

Simple form	V-ing form
I couldn't vector you couldn't vector she couldn't vector we couldn't vector you couldn't vector they couldn't vector	I couldn't be vectoring you couldn't be vectoring she couldn't be vectoring we couldn't be vectoring you couldn't be vectoring they couldn't be vectoring
Perfect	V-ing perfect
I couldn't have vectored you couldn't have vectored she couldn't have vectored we couldn't have vectored you couldn't have vectored they couldn't have vectored	I couldn't have been vectoring you couldn't have been vectoring she couldn't have been vectoring we couldn't have been vectoring you couldn't have been vectoring they couldn't have been vectoring

Interrogative form

Simple form	V-ing form
could I vector? could you vector? could she vector? could we vector? could you vector? could they vector?	could I be vectoring? could you be vectoring? could she be vectoring? could we be vectoring? could you be vectoring? could they be vectoring?
Perfect	V-ing perfect
could I have vectored? could you have vectored? could she have vectored? could we have vectored? could you have vectored? could they have vectored?	could I have been vectoring? could you have been vectoring? could she have been vectoring? could we have been vectoring? could you have been vectoring? could they have been vectoring?

Interro-negative form

Simple form	V-ing form
couldn't I vector? couldn't you vector? couldn't she vector? couldn't we vector? couldn't you vector? couldn't they vector?	couldn't I be vectoring? couldn't you be vectoring? couldn't she be vectoring? couldn't we be vectoring? couldn't you be vectoring? couldn't they be vectoring?
Perfect	V-ing perfect
couldn't I have vectored? couldn't you have vectored? couldn't she have vectored? couldn't we have vectored? couldn't you have vectored? couldn't they have vectored?	couldn't I have been vectoring? couldn't you have been vectoring? couldn't she have been vectoring? couldn't we have been vectoring? couldn't you have been vectoring? couldn't they have been vectoring?