1、Unit2Topic2Imustaskhimtogiveupsmoking.ZhouJunfeng一、重点短语1.stay up late2.be bad for3.be good for4.too much5.do morning exercises6.keep fingernails long7.play sports right8.go to school without breakfast9.have a bath洗澡10.take a fresh breath呼吸新鲜空气熬夜不吃早餐去上学对------有害对------有益