English verb conjugation MUST QUICKEN

Regular verb: quicken - quickened - quickened

Affirmation

Simple form

I must quicken
you must quicken
he must quicken
we must quicken
you must quicken
they must quicken

V-ing form

I must be quickening
you must be quickening
he must be quickening
we must be quickening
you must be quickening
they must be quickening

Perfect

I must have quickened
you must have quickened
he must have quickened
we must have quickened
you must have quickened
they must have quickened

V-ing perfect

I must have been quickening
you must have been quickening
he must have been quickening
we must have been quickening
you must have been quickening
they must have been quickening

Negation

Simple form

I must not quicken
you must not quicken
he must not quicken
we must not quicken
you must not quicken
they must not quicken

V-ing form

I must not be quickening
you must not be quickening
he must not be quickening
we must not be quickening
you must not be quickening
they must not be quickening

Perfect

I must not have quickened
you must not have quickened
he must not have quickened
we must not have quickened
you must not have quickened
they must not have quickened

V-ing perfect

I must not have been quickening
you must not have been quickening
he must not have been quickening
we must not have been quickening
you must not have been quickening
they must not have been quickening

Interrogative form

Simple form

must I quicken?
must you quicken?
must he quicken?
must we quicken?
must you quicken?
must they quicken?

V-ing form

must I be quickening?
must you be quickening?
must he be quickening?
must we be quickening?
must you be quickening?
must they be quickening?

Perfect

must I have quickened?
must you have quickened?
must he have quickened?
must we have quickened?
must you have quickened?
must they have quickened?

V-ing perfect

must I have been quickening?
must you have been quickening?
must he have been quickening?
must we have been quickening?
must you have been quickening?
must they have been quickening?

Interro-negative form

Simple form

must I not quicken?
must you not quicken?
must he not quicken?
must we not quicken?
must you not quicken?
must they not quicken?

V-ing form

must I not be quickening?
must you not be quickening?
must he not be quickening?
must we not be quickening?
must you not be quickening?
must they not be quickening?

Perfect

must I not have quickened?
must you not have quickened?
must he not have quickened?
must we not have quickened?
must you not have quickened?
must they not have quickened?

V-ing perfect

must I not have been quickening?
must you not have been quickening?
must he not have been quickening?
must we not have been quickening?
must you not have been quickening?
must they not have been quickening?

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