ing the building.可是,他们还没来得及跑出去,大楼就倒塌了。Thanks to his survival training he learned when he was a soldier,Li protected his head and hid in the corner of a toilet.He managed to escape with only slight injuries in his head,hands and ears.Then he began to look for people who were still living,he found only three people,heavily injured.Their three-story office building pletely destroyed.At the same time his son,Liwang Ziguo,was still at school.When he finally reached his son's school,he first saw students crying on the playground.Р“Liwang Ziguo! Where are you?” the father cried out.Р“Dad! I am e and help me!” the boy answered.РAt last Li found out his son's position among the broken pieces.but without rescue equipments(救援设备),Li and other rescuers could only dig at the rubble with their bare hands