She is, therefore, precluded from raising the issue on appeal unless the trial court's charge was plain error. State v. Bennett, 308 N.C. 530, 302 S.E.2d 786 (1983); State v. Abbitt, 73 N.C. App. 679, 327 S.E.2d 590 (1985). It is well established that a defendant is not entitled to have her requested instructions given verbatim as long as they are given in substance.