English verb conjugation COULD QUENCH

Regular verb: quench - quenched - quenched

Affirmation

Simple form

I could quench
you could quench
he could quench
we could quench
you could quench
they could quench

V-ing form

I could be quenching
you could be quenching
he could be quenching
we could be quenching
you could be quenching
they could be quenching

Perfect

I could have quenched
you could have quenched
he could have quenched
we could have quenched
you could have quenched
they could have quenched

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I quench?
could you quench?
could he quench?
could we quench?
could you quench?
could they quench?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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