Lisa,amiddle-agedwoman,wenttopreparelunch,leavingher3-...
问题详情： Lisa,amiddle-agedwoman,wenttopreparelunch,leavingher3-year-oldson,Barney,playingbyhimselfinthebackyard. Allofasudden,asharpcryofBarneycameintothemother'sears,andLisarushedintothebackyardan...