English verb conjugation COULD NEGOTIATE

Regular verb: negotiate - negotiated - negotiated

Affirmation

Simple form

I could negotiate
you could negotiate
he could negotiate
we could negotiate
you could negotiate
they could negotiate

V-ing form

I could be negotiating
you could be negotiating
he could be negotiating
we could be negotiating
you could be negotiating
they could be negotiating

Perfect

I could have negotiated
you could have negotiated
he could have negotiated
we could have negotiated
you could have negotiated
they could have negotiated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I negotiate?
could you negotiate?
could he negotiate?
could we negotiate?
could you negotiate?
could they negotiate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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