English verb conjugation COULD DOUBLE-GLAZE

Regular verb: double-glaze - double-glazed - double-glazed

Affirmation

Simple form

I could double-glaze
you could double-glaze
he could double-glaze
we could double-glaze
you could double-glaze
they could double-glaze

V-ing form

I could be double-glazing
you could be double-glazing
he could be double-glazing
we could be double-glazing
you could be double-glazing
they could be double-glazing

Perfect

I could have double-glazed
you could have double-glazed
he could have double-glazed
we could have double-glazed
you could have double-glazed
they could have double-glazed

V-ing perfect

I could have been double-glazing
you could have been double-glazing
he could have been double-glazing
we could have been double-glazing
you could have been double-glazing
they could have been double-glazing

Negation

Simple form

I could not double-glaze
you could not double-glaze
he could not double-glaze
we could not double-glaze
you could not double-glaze
they could not double-glaze

V-ing form

I could not be double-glazing
you could not be double-glazing
he could not be double-glazing
we could not be double-glazing
you could not be double-glazing
they could not be double-glazing

Perfect

I could not have double-glazed
you could not have double-glazed
he could not have double-glazed
we could not have double-glazed
you could not have double-glazed
they could not have double-glazed

V-ing perfect

I could not have been double-glazing
you could not have been double-glazing
he could not have been double-glazing
we could not have been double-glazing
you could not have been double-glazing
they could not have been double-glazing

Interrogative form

Simple form

could I double-glaze?
could you double-glaze?
could he double-glaze?
could we double-glaze?
could you double-glaze?
could they double-glaze?

V-ing form

could I be double-glazing?
could you be double-glazing?
could he be double-glazing?
could we be double-glazing?
could you be double-glazing?
could they be double-glazing?

Perfect

could I have double-glazed?
could you have double-glazed?
could he have double-glazed?
could we have double-glazed?
could you have double-glazed?
could they have double-glazed?

V-ing perfect

could I have been double-glazing?
could you have been double-glazing?
could he have been double-glazing?
could we have been double-glazing?
could you have been double-glazing?
could they have been double-glazing?

Interro-negative form

Simple form

could I not double-glaze?
could you not double-glaze?
could he not double-glaze?
could we not double-glaze?
could you not double-glaze?
could they not double-glaze?

V-ing form

could I not be double-glazing?
could you not be double-glazing?
could he not be double-glazing?
could we not be double-glazing?
could you not be double-glazing?
could they not be double-glazing?

Perfect

could I not have double-glazed?
could you not have double-glazed?
could he not have double-glazed?
could we not have double-glazed?
could you not have double-glazed?
could they not have double-glazed?

V-ing perfect

could I not have been double-glazing?
could you not have been double-glazing?
could he not have been double-glazing?
could we not have been double-glazing?
could you not have been double-glazing?
could they not have been double-glazing?

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