English verb conjugation COULD MENTION

Regular verb: mention - mentioned - mentioned

Affirmation

Simple form

I could mention
you could mention
he could mention
we could mention
you could mention
they could mention

V-ing form

I could be mentioning
you could be mentioning
he could be mentioning
we could be mentioning
you could be mentioning
they could be mentioning

Perfect

I could have mentioned
you could have mentioned
he could have mentioned
we could have mentioned
you could have mentioned
they could have mentioned

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I mention?
could you mention?
could he mention?
could we mention?
could you mention?
could they mention?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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