The roof was covered with yellowed old newspapers, the walls were mottled, and the windows weren't made of glass, but were grimy paper panes.,His hair was greasy and unkempt, clearly days overdue for a wash. His clothes were also filthy and patched in several places, with visible tears sewn together.,Having reached the front yard and greeted the "Grandfather of Three" riding his bicycle, Du Fei finally dashed out of Siheyuan.。