English verb conjugation COULD DECAFFEINATE

Regular verb: decaffeinate - decaffeinated - decaffeinated

Affirmation

Simple form

I could decaffeinate
you could decaffeinate
he could decaffeinate
we could decaffeinate
you could decaffeinate
they could decaffeinate

V-ing form

I could be decaffeinating
you could be decaffeinating
he could be decaffeinating
we could be decaffeinating
you could be decaffeinating
they could be decaffeinating

Perfect

I could have decaffeinated
you could have decaffeinated
he could have decaffeinated
we could have decaffeinated
you could have decaffeinated
they could have decaffeinated

V-ing perfect

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

Negation

Simple form

I could not decaffeinate
you could not decaffeinate
he could not decaffeinate
we could not decaffeinate
you could not decaffeinate
they could not decaffeinate

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I decaffeinate?
could you decaffeinate?
could he decaffeinate?
could we decaffeinate?
could you decaffeinate?
could they decaffeinate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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