English verb conjugation COULD WORK

Regular verb: work - worked - worked


Affirmation

Simple form

I could work
you could work
he could work
we could work
you could work
they could work

V-ing form

I could be working
you could be working
he could be working
we could be working
you could be working
they could be working

Perfect

I could have worked
you could have worked
he could have worked
we could have worked
you could have worked
they could have worked

V-ing perfect

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

Negation

Simple form

I could not work
you could not work
he could not work
we could not work
you could not work
they could not work

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I work?
could you work?
could he work?
could we work?
could you work?
could they work?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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