English verb conjugation COULD OUTBOX

Regular verb: outbox - outboxed - outboxed

Affirmation

Simple form

I could outbox
you could outbox
she could outbox
we could outbox
you could outbox
they could outbox

V-ing form

I could be outboxing
you could be outboxing
she could be outboxing
we could be outboxing
you could be outboxing
they could be outboxing

Perfect

I could have outboxed
you could have outboxed
she could have outboxed
we could have outboxed
you could have outboxed
they could have outboxed

V-ing perfect

I could have been outboxing
you could have been outboxing
she could have been outboxing
we could have been outboxing
you could have been outboxing
they could have been outboxing

Negation

Simple form

I couldn't outbox
you couldn't outbox
she couldn't outbox
we couldn't outbox
you couldn't outbox
they couldn't outbox

V-ing form

I couldn't be outboxing
you couldn't be outboxing
she couldn't be outboxing
we couldn't be outboxing
you couldn't be outboxing
they couldn't be outboxing

Perfect

I couldn't have outboxed
you couldn't have outboxed
she couldn't have outboxed
we couldn't have outboxed
you couldn't have outboxed
they couldn't have outboxed

V-ing perfect

I couldn't have been outboxing
you couldn't have been outboxing
she couldn't have been outboxing
we couldn't have been outboxing
you couldn't have been outboxing
they couldn't have been outboxing

Interrogative form

Simple form

could I outbox?
could you outbox?
could she outbox?
could we outbox?
could you outbox?
could they outbox?

V-ing form

could I be outboxing?
could you be outboxing?
could she be outboxing?
could we be outboxing?
could you be outboxing?
could they be outboxing?

Perfect

could I have outboxed?
could you have outboxed?
could she have outboxed?
could we have outboxed?
could you have outboxed?
could they have outboxed?

V-ing perfect

could I have been outboxing?
could you have been outboxing?
could she have been outboxing?
could we have been outboxing?
could you have been outboxing?
could they have been outboxing?

Interro-negative form

Simple form

couldn't I outbox?
couldn't you outbox?
couldn't she outbox?
couldn't we outbox?
couldn't you outbox?
couldn't they outbox?

V-ing form

couldn't I be outboxing?
couldn't you be outboxing?
couldn't she be outboxing?
couldn't we be outboxing?
couldn't you be outboxing?
couldn't they be outboxing?

Perfect

couldn't I have outboxed?
couldn't you have outboxed?
couldn't she have outboxed?
couldn't we have outboxed?
couldn't you have outboxed?
couldn't they have outboxed?

V-ing perfect

couldn't I have been outboxing?
couldn't you have been outboxing?
couldn't she have been outboxing?
couldn't we have been outboxing?
couldn't you have been outboxing?
couldn't they have been outboxing?

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