mobilephone is more important in the modern society . gradually, people can't live without the cellphone. one day a young man walked in the street, he witnessed a traffic accident. but when he saw the driver had ran away and only left a man lying and bleeding on the ground. only he was there, he felt frightened at first and then he calmed down and called 120. doctors came here soon and saved the man.
so we have to admit that cellphone is very useful sometime for saving lives. 人工翻译