English verb conjugation MUST ATTEST

Regular verb: attest - attested - attested

Affirmation

Simple form

I must attest
you must attest
he must attest
we must attest
you must attest
they must attest

V-ing form

I must be attesting
you must be attesting
he must be attesting
we must be attesting
you must be attesting
they must be attesting

Perfect

I must have attested
you must have attested
he must have attested
we must have attested
you must have attested
they must have attested

V-ing perfect

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

Negation

Simple form

I must not attest
you must not attest
he must not attest
we must not attest
you must not attest
they must not attest

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I attest?
must you attest?
must he attest?
must we attest?
must you attest?
must they attest?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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