English verb conjugation COULD QUIETEN

Regular verb: quieten - quietened - quietened

Affirmation

Simple form

I could quieten
you could quieten
he could quieten
we could quieten
you could quieten
they could quieten

V-ing form

I could be quietening
you could be quietening
he could be quietening
we could be quietening
you could be quietening
they could be quietening

Perfect

I could have quietened
you could have quietened
he could have quietened
we could have quietened
you could have quietened
they could have quietened

V-ing perfect

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

Negation

Simple form

I could not quieten
you could not quieten
he could not quieten
we could not quieten
you could not quieten
they could not quieten

V-ing form

I could not be quietening
you could not be quietening
he could not be quietening
we could not be quietening
you could not be quietening
they could not be quietening

Perfect

I could not have quietened
you could not have quietened
he could not have quietened
we could not have quietened
you could not have quietened
they could not have quietened

V-ing perfect

I could not have been quietening
you could not have been quietening
he could not have been quietening
we could not have been quietening
you could not have been quietening
they could not have been quietening

Interrogative form

Simple form

could I quieten?
could you quieten?
could he quieten?
could we quieten?
could you quieten?
could they quieten?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not quieten?
could you not quieten?
could he not quieten?
could we not quieten?
could you not quieten?
could they not quieten?

V-ing form

could I not be quietening?
could you not be quietening?
could he not be quietening?
could we not be quietening?
could you not be quietening?
could they not be quietening?

Perfect

could I not have quietened?
could you not have quietened?
could he not have quietened?
could we not have quietened?
could you not have quietened?
could they not have quietened?

V-ing perfect

could I not have been quietening?
could you not have been quietening?
could he not have been quietening?
could we not have been quietening?
could you not have been quietening?
could they not have been quietening?

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