whAt DoEs thE mAn mEAn By sAying "holDing Down A joB" A、whEn you ArE too Busy with your stuDy, quit thE jo B、 B、A、pArt-timE joB is gooD For A stuDEnt to Apply his knowlEDgE to prACtiCE. C、try to Do A gooD joB, But Don’t ovErwork yoursElF. D、Do thE joB until grADuAtion, AnD A pArt-timE joB CAn BEComE A Full-timE jo B、