Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must calculate charge you must calculate charge she must calculate charge we must calculate charge you must calculate charge they must calculate charge
V-ing form
I must be calculate charging you must be calculate charging she must be calculate charging we must be calculate charging you must be calculate charging they must be calculate charging
Perfect
I must have calculate charged you must have calculate charged she must have calculate charged we must have calculate charged you must have calculate charged they must have calculate charged
V-ing perfect
I must have been calculate charging you must have been calculate charging she must have been calculate charging we must have been calculate charging you must have been calculate charging they must have been calculate charging
Negation
Simple form
I must not calculate charge you must not calculate charge she must not calculate charge we must not calculate charge you must not calculate charge they must not calculate charge
V-ing form
I must not be calculate charging you must not be calculate charging she must not be calculate charging we must not be calculate charging you must not be calculate charging they must not be calculate charging
Perfect
I must not have calculate charged you must not have calculate charged she must not have calculate charged we must not have calculate charged you must not have calculate charged they must not have calculate charged
V-ing perfect
I must not have been calculate charging you must not have been calculate charging she must not have been calculate charging we must not have been calculate charging you must not have been calculate charging they must not have been calculate charging
Interrogative form
Simple form
must I calculate charge? must you calculate charge? must she calculate charge? must we calculate charge? must you calculate charge? must they calculate charge?
V-ing form
must I be calculate charging? must you be calculate charging? must she be calculate charging? must we be calculate charging? must you be calculate charging? must they be calculate charging?
Perfect
must I have calculate charged? must you have calculate charged? must she have calculate charged? must we have calculate charged? must you have calculate charged? must they have calculate charged?
V-ing perfect
must I have been calculate charging? must you have been calculate charging? must she have been calculate charging? must we have been calculate charging? must you have been calculate charging? must they have been calculate charging?
Interro-negative form
Simple form
must I not calculate charge? must you not calculate charge? must she not calculate charge? must we not calculate charge? must you not calculate charge? must they not calculate charge?
V-ing form
must I not be calculate charging? must you not be calculate charging? must she not be calculate charging? must we not be calculate charging? must you not be calculate charging? must they not be calculate charging?
Perfect
must I not have calculate charged? must you not have calculate charged? must she not have calculate charged? must we not have calculate charged? must you not have calculate charged? must they not have calculate charged?
V-ing perfect
must I not have been calculate charging? must you not have been calculate charging? must she not have been calculate charging? must we not have been calculate charging? must you not have been calculate charging? must they not have been calculate charging?