English verb conjugation MUST PERCH

Regular verb: perch - perched - perched

Affirmation

Simple form

I must perch
you must perch
he must perch
we must perch
you must perch
they must perch

V-ing form

I must be perching
you must be perching
he must be perching
we must be perching
you must be perching
they must be perching

Perfect

I must have perched
you must have perched
he must have perched
we must have perched
you must have perched
they must have perched

V-ing perfect

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

Negation

Simple form

I must not perch
you must not perch
he must not perch
we must not perch
you must not perch
they must not perch

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I perch?
must you perch?
must he perch?
must we perch?
must you perch?
must they perch?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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