English verb conjugation COULD KEYPUNCH

Regular verb: keypunch - keypunched - keypunched

Affirmation

Simple form

I could keypunch
you could keypunch
he could keypunch
we could keypunch
you could keypunch
they could keypunch

V-ing form

I could be keypunching
you could be keypunching
he could be keypunching
we could be keypunching
you could be keypunching
they could be keypunching

Perfect

I could have keypunched
you could have keypunched
he could have keypunched
we could have keypunched
you could have keypunched
they could have keypunched

V-ing perfect

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

Negation

Simple form

I could not keypunch
you could not keypunch
he could not keypunch
we could not keypunch
you could not keypunch
they could not keypunch

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I keypunch?
could you keypunch?
could he keypunch?
could we keypunch?
could you keypunch?
could they keypunch?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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