English verb conjugation
MUST ROC

Regular verb: roc - roced - roced

Affirmation

Simple form	V-ing form
I must roc you must roc she must roc we must roc you must roc they must roc	I must be rocing you must be rocing she must be rocing we must be rocing you must be rocing they must be rocing
Perfect	V-ing perfect
I must have roced you must have roced she must have roced we must have roced you must have roced they must have roced	I must have been rocing you must have been rocing she must have been rocing we must have been rocing you must have been rocing they must have been rocing

Negation

Simple form	V-ing form
I must not roc you must not roc she must not roc we must not roc you must not roc they must not roc	I must not be rocing you must not be rocing she must not be rocing we must not be rocing you must not be rocing they must not be rocing
Perfect	V-ing perfect
I must not have roced you must not have roced she must not have roced we must not have roced you must not have roced they must not have roced	I must not have been rocing you must not have been rocing she must not have been rocing we must not have been rocing you must not have been rocing they must not have been rocing

Interrogative form

Simple form	V-ing form
must I roc? must you roc? must she roc? must we roc? must you roc? must they roc?	must I be rocing? must you be rocing? must she be rocing? must we be rocing? must you be rocing? must they be rocing?
Perfect	V-ing perfect
must I have roced? must you have roced? must she have roced? must we have roced? must you have roced? must they have roced?	must I have been rocing? must you have been rocing? must she have been rocing? must we have been rocing? must you have been rocing? must they have been rocing?

Interro-negative form

Simple form	V-ing form
must I not roc? must you not roc? must she not roc? must we not roc? must you not roc? must they not roc?	must I not be rocing? must you not be rocing? must she not be rocing? must we not be rocing? must you not be rocing? must they not be rocing?
Perfect	V-ing perfect
must I not have roced? must you not have roced? must she not have roced? must we not have roced? must you not have roced? must they not have roced?	must I not have been rocing? must you not have been rocing? must she not have been rocing? must we not have been rocing? must you not have been rocing? must they not have been rocing?