English verb conjugation
MUST ARC ARC

Regular verb: arc arc - arc arced - arc arced

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I must arc arc you must arc arc she must arc arc we must arc arc you must arc arc they must arc arc	I must be arc arcing you must be arc arcing she must be arc arcing we must be arc arcing you must be arc arcing they must be arc arcing
Perfect	V-ing perfect
I must have arc arced you must have arc arced she must have arc arced we must have arc arced you must have arc arced they must have arc arced	I must have been arc arcing you must have been arc arcing she must have been arc arcing we must have been arc arcing you must have been arc arcing they must have been arc arcing

Negation

Simple form	V-ing form
I must not arc arc you must not arc arc she must not arc arc we must not arc arc you must not arc arc they must not arc arc	I must not be arc arcing you must not be arc arcing she must not be arc arcing we must not be arc arcing you must not be arc arcing they must not be arc arcing
Perfect	V-ing perfect
I must not have arc arced you must not have arc arced she must not have arc arced we must not have arc arced you must not have arc arced they must not have arc arced	I must not have been arc arcing you must not have been arc arcing she must not have been arc arcing we must not have been arc arcing you must not have been arc arcing they must not have been arc arcing

Interrogative form

Simple form	V-ing form
must I arc arc? must you arc arc? must she arc arc? must we arc arc? must you arc arc? must they arc arc?	must I be arc arcing? must you be arc arcing? must she be arc arcing? must we be arc arcing? must you be arc arcing? must they be arc arcing?
Perfect	V-ing perfect
must I have arc arced? must you have arc arced? must she have arc arced? must we have arc arced? must you have arc arced? must they have arc arced?	must I have been arc arcing? must you have been arc arcing? must she have been arc arcing? must we have been arc arcing? must you have been arc arcing? must they have been arc arcing?

Interro-negative form

Simple form	V-ing form
must I not arc arc? must you not arc arc? must she not arc arc? must we not arc arc? must you not arc arc? must they not arc arc?	must I not be arc arcing? must you not be arc arcing? must she not be arc arcing? must we not be arc arcing? must you not be arc arcing? must they not be arc arcing?
Perfect	V-ing perfect
must I not have arc arced? must you not have arc arced? must she not have arc arced? must we not have arc arced? must you not have arc arced? must they not have arc arced?	must I not have been arc arcing? must you not have been arc arcing? must she not have been arc arcing? must we not have been arc arcing? must you not have been arc arcing? must they not have been arc arcing?