LiChuangisa15-year-oldboy,buthehasbeenasmokerforthre...
问题详情： LiChuangisa15-year-oldboy,buthehasbeenasmokerforthreeyears.Histeethandfingershaveturnedabityellow. “IfirsttriedsmokingafterwatchingTV.ItmakesmefeelexcitedandIthinkitlookscool,”hesaid....