[简答]  1.Inacloserelationshiporamarriage,ifonepersontriestocontrolanother,domesticabusemayhappen.2.Iftheabusivebehaviorcomesfromateenager,sometimesitisacceptable.3.Domesticabuseusuallyincludesphysicalviolence,verbalviolenceandemotionalabuse. 4.Besidesthepurposeofgainingandmaintainingtotalcontroloversomeone,domesticabusemaybeusedforsomeotherpurposes.5.Domesticabuseonlyhappensamongrichpeople.