【单选题】One afternoon in January 1989, Susan Sharp, 43, and her 8-year-old son, David, were walking hard【C1】______an icy parking lot,【C2】______Susan's cane slid on the ice. She【C3】______face first into the mu...
【单选题】One afternoon in January 1989, Suzan Sharp, 43, and her 8-year-old son, David, were walking hard【C1】______an icy parking lot(停车场),【C2】______Suzan’s cane(手杖)slid on the ice. She【C3】______face-first int...