English verb conjugation MUST BUTT

Regular verb: butt - butted - butted

Affirmation

Simple form

I must butt
you must butt
he must butt
we must butt
you must butt
they must butt

V-ing form

I must be butting
you must be butting
he must be butting
we must be butting
you must be butting
they must be butting

Perfect

I must have butted
you must have butted
he must have butted
we must have butted
you must have butted
they must have butted

V-ing perfect

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

Negation

Simple form

I must not butt
you must not butt
he must not butt
we must not butt
you must not butt
they must not butt

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I butt?
must you butt?
must he butt?
must we butt?
must you butt?
must they butt?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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