English verb conjugation MUST MUSE

Regular verb: muse - mused - mused

Affirmation

Simple form

I must muse
you must muse
he must muse
we must muse
you must muse
they must muse

V-ing form

I must be musing
you must be musing
he must be musing
we must be musing
you must be musing
they must be musing

Perfect

I must have mused
you must have mused
he must have mused
we must have mused
you must have mused
they must have mused

V-ing perfect

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

Negation

Simple form

I must not muse
you must not muse
he must not muse
we must not muse
you must not muse
they must not muse

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I muse?
must you muse?
must he muse?
must we muse?
must you muse?
must they muse?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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