English verb conjugation COULD VOCALIZE

Regular verb: vocalize - vocalized - vocalized

Affirmation

Simple form

I could vocalize
you could vocalize
he could vocalize
we could vocalize
you could vocalize
they could vocalize

V-ing form

I could be vocalizing
you could be vocalizing
he could be vocalizing
we could be vocalizing
you could be vocalizing
they could be vocalizing

Perfect

I could have vocalized
you could have vocalized
he could have vocalized
we could have vocalized
you could have vocalized
they could have vocalized

V-ing perfect

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

Negation

Simple form

I couldn't vocalize
you couldn't vocalize
he couldn't vocalize
we couldn't vocalize
you couldn't vocalize
they couldn't vocalize

V-ing form

I couldn't be vocalizing
you couldn't be vocalizing
he couldn't be vocalizing
we couldn't be vocalizing
you couldn't be vocalizing
they couldn't be vocalizing

Perfect

I couldn't have vocalized
you couldn't have vocalized
he couldn't have vocalized
we couldn't have vocalized
you couldn't have vocalized
they couldn't have vocalized

V-ing perfect

I couldn't have been vocalizing
you couldn't have been vocalizing
he couldn't have been vocalizing
we couldn't have been vocalizing
you couldn't have been vocalizing
they couldn't have been vocalizing

Interrogative form

Simple form

could I vocalize?
could you vocalize?
could he vocalize?
could we vocalize?
could you vocalize?
could they vocalize?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I vocalize?
couldn't you vocalize?
couldn't he vocalize?
couldn't we vocalize?
couldn't you vocalize?
couldn't they vocalize?

V-ing form

couldn't I be vocalizing?
couldn't you be vocalizing?
couldn't he be vocalizing?
couldn't we be vocalizing?
couldn't you be vocalizing?
couldn't they be vocalizing?

Perfect

couldn't I have vocalized?
couldn't you have vocalized?
couldn't he have vocalized?
couldn't we have vocalized?
couldn't you have vocalized?
couldn't they have vocalized?

V-ing perfect

couldn't I have been vocalizing?
couldn't you have been vocalizing?
couldn't he have been vocalizing?
couldn't we have been vocalizing?
couldn't you have been vocalizing?
couldn't they have been vocalizing?

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