English verb conjugation COULD DEBRIEF

Regular verb: debrief - debriefed - debriefed

Affirmation

Simple form

I could debrief
you could debrief
he could debrief
we could debrief
you could debrief
they could debrief

V-ing form

I could be debriefing
you could be debriefing
he could be debriefing
we could be debriefing
you could be debriefing
they could be debriefing

Perfect

I could have debriefed
you could have debriefed
he could have debriefed
we could have debriefed
you could have debriefed
they could have debriefed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I debrief?
could you debrief?
could he debrief?
could we debrief?
could you debrief?
could they debrief?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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