SectionB3a4SelfCheck课件

New words dentist den tist n.牙科医生magazine ma -ga zine n.杂志；期刊however how ever adv.然而；不过than prep.&conj.(用以引出比 较的第二部分)比more than 多余almost al most adv.几乎；差 不多none pron.没有一个；毫无less adv.较少；较小 adj.&pron.较少的；更少的less than 少于point n.得分；点 v.指；指向 3aalwaysevery day；oftenhardly everusually sometimesseldom；never短语a 16-year-old high school student in the United States 一个16岁的美国高中生a 2-year-old girl a 3-month-old babygood habits 好习惯 bad habits 坏习惯more than two hours a day 每天两个多小时less than two hours a day 每天不到两个小时teeth cleaning 清洁牙齿4 Take the health quiz.How many points do you get?Are you healthy?Self Check-3 sometimes How often Hardly How often every always作业1.熟读P15-3a；2.完成金榜学案 P19、P20；3.预习Unit 3 P17、P18单词；4.预习金榜学案P23-P24 Section A(1a-2d);要求：对释疑难、探究点拨中的重点要勾画出来！