English verb conjugation COULD STAFF

Regular verb: staff - staffed - staffed

Affirmation

Simple form

I could staff
you could staff
he could staff
we could staff
you could staff
they could staff

V-ing form

I could be staffing
you could be staffing
he could be staffing
we could be staffing
you could be staffing
they could be staffing

Perfect

I could have staffed
you could have staffed
he could have staffed
we could have staffed
you could have staffed
they could have staffed

V-ing perfect

I could have been staffing
you could have been staffing
he could have been staffing
we could have been staffing
you could have been staffing
they could have been staffing

Negation

Simple form

I could not staff
you could not staff
he could not staff
we could not staff
you could not staff
they could not staff

V-ing form

I could not be staffing
you could not be staffing
he could not be staffing
we could not be staffing
you could not be staffing
they could not be staffing

Perfect

I could not have staffed
you could not have staffed
he could not have staffed
we could not have staffed
you could not have staffed
they could not have staffed

V-ing perfect

I could not have been staffing
you could not have been staffing
he could not have been staffing
we could not have been staffing
you could not have been staffing
they could not have been staffing

Interrogative form

Simple form

could I staff?
could you staff?
could he staff?
could we staff?
could you staff?
could they staff?

V-ing form

could I be staffing?
could you be staffing?
could he be staffing?
could we be staffing?
could you be staffing?
could they be staffing?

Perfect

could I have staffed?
could you have staffed?
could he have staffed?
could we have staffed?
could you have staffed?
could they have staffed?

V-ing perfect

could I have been staffing?
could you have been staffing?
could he have been staffing?
could we have been staffing?
could you have been staffing?
could they have been staffing?

Interro-negative form

Simple form

could I not staff?
could you not staff?
could he not staff?
could we not staff?
could you not staff?
could they not staff?

V-ing form

could I not be staffing?
could you not be staffing?
could he not be staffing?
could we not be staffing?
could you not be staffing?
could they not be staffing?

Perfect

could I not have staffed?
could you not have staffed?
could he not have staffed?
could we not have staffed?
could you not have staffed?
could they not have staffed?

V-ing perfect

could I not have been staffing?
could you not have been staffing?
could he not have been staffing?
could we not have been staffing?
could you not have been staffing?
could they not have been staffing?

Page top