English verb conjugation COULD VITRIFY

Regular verb: vitrify - vitrified - vitrified

Affirmation

Simple form

I could vitrify
you could vitrify
he could vitrify
we could vitrify
you could vitrify
they could vitrify

V-ing form

I could be vitrifying
you could be vitrifying
he could be vitrifying
we could be vitrifying
you could be vitrifying
they could be vitrifying

Perfect

I could have vitrified
you could have vitrified
he could have vitrified
we could have vitrified
you could have vitrified
they could have vitrified

V-ing perfect

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

Negation

Simple form

I could not vitrify
you could not vitrify
he could not vitrify
we could not vitrify
you could not vitrify
they could not vitrify

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I vitrify?
could you vitrify?
could he vitrify?
could we vitrify?
could you vitrify?
could they vitrify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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