English verb conjugation MUST FRIGHTEN

Regular verb: frighten - frightened - frightened

Affirmation

Simple form

I must frighten
you must frighten
he must frighten
we must frighten
you must frighten
they must frighten

V-ing form

I must be frightening
you must be frightening
he must be frightening
we must be frightening
you must be frightening
they must be frightening

Perfect

I must have frightened
you must have frightened
he must have frightened
we must have frightened
you must have frightened
they must have frightened

V-ing perfect

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

Negation

Simple form

I must not frighten
you must not frighten
he must not frighten
we must not frighten
you must not frighten
they must not frighten

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I frighten?
must you frighten?
must he frighten?
must we frighten?
must you frighten?
must they frighten?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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