I must mold you must mold he must mold we must mold you must mold they must mold
V-ing form
I must be molding you must be molding he must be molding we must be molding you must be molding they must be molding
Perfect
I must have molded you must have molded he must have molded we must have molded you must have molded they must have molded
V-ing perfect
I must have been molding you must have been molding he must have been molding we must have been molding you must have been molding they must have been molding
Negation
Simple form
I must not mold you must not mold he must not mold we must not mold you must not mold they must not mold
V-ing form
I must not be molding you must not be molding he must not be molding we must not be molding you must not be molding they must not be molding
Perfect
I must not have molded you must not have molded he must not have molded we must not have molded you must not have molded they must not have molded
V-ing perfect
I must not have been molding you must not have been molding he must not have been molding we must not have been molding you must not have been molding they must not have been molding
Interrogative form
Simple form
must I mold? must you mold? must he mold? must we mold? must you mold? must they mold?
V-ing form
must I be molding? must you be molding? must he be molding? must we be molding? must you be molding? must they be molding?
Perfect
must I have molded? must you have molded? must he have molded? must we have molded? must you have molded? must they have molded?
V-ing perfect
must I have been molding? must you have been molding? must he have been molding? must we have been molding? must you have been molding? must they have been molding?
Interro-negative form
Simple form
must I not mold? must you not mold? must he not mold? must we not mold? must you not mold? must they not mold?
V-ing form
must I not be molding? must you not be molding? must he not be molding? must we not be molding? must you not be molding? must they not be molding?
Perfect
must I not have molded? must you not have molded? must he not have molded? must we not have molded? must you not have molded? must they not have molded?
V-ing perfect
must I not have been molding? must you not have been molding? must he not have been molding? must we not have been molding? must you not have been molding? must they not have been molding?