English verb conjugation COULD ANNOUNCE

Regular verb: announce - announced - announced

Affirmation

Simple form

I could announce
you could announce
he could announce
we could announce
you could announce
they could announce

V-ing form

I could be announcing
you could be announcing
he could be announcing
we could be announcing
you could be announcing
they could be announcing

Perfect

I could have announced
you could have announced
he could have announced
we could have announced
you could have announced
they could have announced

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I announce?
could you announce?
could he announce?
could we announce?
could you announce?
could they announce?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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