冀教版九年级英语全一册-Lesson-4-授课ppt课件

Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,Stay Healthy,Unit 1,Dont Smoke,Please!,Lesson 4,Stay HealthyUnit 1Dont Smoke,1,课文呈现,知识讲解,词汇,听写,课堂导入,课文,1,课堂小结,课后作业,Lesson 4 Dont Smoke,Please!,课堂练习,课文呈现知识讲解词汇课堂导入课文1课堂小结课后作业,2,同学们，上一课学习的单词你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！,同学们，上一课学习的单词你们都掌握了吗？现在大家来检,3,冀教版九年级英语全一册-Lesson-4-授课ppt课件,4,THINK ABOUT IT,Do you know when World No Tobacco Day is?,Do people in your family,smoke,？,If so,what do you advise them to do?,Smoking is a bad habit.As a student,you should never smoke.,Why is smoking,harmful,？,Smoking is bad for your health.It can cause diseases of the heart and lungs.Every year,millions of people,THINK ABOUT ITDo you know whe,5,around the world die,as a result of,smoking.Thats terrible!,If you smoke,you harm yourself,but youre also harming the people around you with your secondhand smoke.,Smoking pollutes the environment,too.Everyone wants to live in a clean environment and breathe fresh air.In many countries,smoking in public places is now,against,the law.,around the world die as a resu,6,What should we do?,Never touch cigarettes.,Whenever,someone offers you a cigarette,you should always say no.Dont take that,risk,.,When,somebody,talks about smoking,change the topic.,If your family members smoke,encourage them to stop smoking.It will be hard for them,but you should try explaining how important it is for their health.,What should we do?,7,Eat more fruits and vegetables,do more exercise,and form good habits.,Once you get into the habit of smoking,its not easy to give it up.Stay away from cigarettes and you can live a long,healthy and happy life.,No smoking,please!,Eat more fruits and veg,8,smoke/smk/v,吸烟,n.,烟,考向一,smoke,可作及物动词，也可作不及物动词。,eg,：,Its against the rules of the school to smoke.,吸烟是违反校规的。,讲解来自,点拨,知识点,1,eg,：,Do you mind if I smoke?,如果我吸烟，你介意吗？,smoke/smk/v吸烟 n.烟考向,9,smoke,也可作名词，,smoke,可指燃烧中产生的烟，用作不可数名词。,eg,：,A puff of smoke came from the stove.,炉子里冒出一股烟。,smoke,也可用作可数名词，意为,“,吸烟,”,，一般用单数形式。,eg,：,Do you want to have a smoke,？,你想抽支烟吗？,考向二,讲解来自,点拨,smoke也可作名词，smoke 可指燃烧中产生的烟，用作不,10,harmful/,h,mfl/adj.,有害的,;,导致损害的,考向一,eg,：,Its harmful to your health to drink too much.,过量喝酒对你的健康有害。,讲解来自,点拨,知识点,2,be harmful to sb./sth.,意为,“,对某人或某物有害,”,。,eg,：,Smoking is harmful to health.,吸烟对健康有害。,harmful/hmfl/adj.有害的,11,be harmful to,的同义词组有：,对,有害,eg,：,Fatty food is harmful to you.,Fatty food is bad for you.,Fatty food does harm to you.,高脂食物对你有害。,考向二,拓展,be harmful to,的反义词组为,be good for,，,意为,“,对,有好处,”,。,eg,：,Vegetables are good for your health.,蔬菜对你的健康有好处。,讲解来自,点拨,be harmful to的同义词组有：考向二拓展be h,12,典例,Smoking is so _ to our health that it kills seven times more people each year than automobile accidents.,A,good,B,harmless,C,harm D,harmful,【点拨】,句意,“,吸烟对我们的健康如此有害以至于每年因抽烟而死亡的人数是因车祸而死亡的人数的七倍。,”,由句中,to,和空格前的系动词,is,，可知选,D,项。,讲解来自,点拨,D,典例Smoking is so _ to ou,13,as a result of,由于，作为,的结果,考向,as a result of,和,as a result,辨析,讲解来自,点拨,知识点,3,eg,：,He didnt get to school on time as a result of,the snow.,由于下雪，他没有按时到校。,as a result of 由于，作为的结果,14,as a result of,“,由于，作为,的结果,”,，后跟名词、代词。相当于,because of,He passed the exam as a result of his hard work.,由于他的努力学习，他通过了这次考试。,as a result,作状语，意为,“,结果,”,，后面是事情的结果，自己单独使用，用逗号与其他部分隔开,(He worked hard.)As a result,he passed the exam.(,他学习努力。,),结果，他通过了这次考试。,讲解来自,点拨,as a result of“由于，作为的结果”，后跟,15,against/,enst/prep.,反对，靠着，,逆着，防备,考向,讲解来自,点拨,知识点,4,必须和,be,动词或其他的动词连用；,against,后面可跟名词、代词或动词的,ing,形式作宾语。其用法如下：,against/enst/prep.反对，靠着,16,against,反对,，,逆,着,We are against the,plan,.,我们反对这个计划。,倚,着,The piano stood,against,a wall.,钢琴靠墙放着。,防备,He saved money,against,old age.,他攒钱防老。,讲解来自,点拨,against 反对，We are against t,17,典例,It was announced on January 1,2014 that smoking _ _(,触犯,)the rail safety rules.,is against,讲解来自,点拨,典例It was announced on January,18,whenever/wen,ev,/conj.,在任何,的时候；无论何时；每次,考向,讲解来自,点拨,知识点,5,eg,：,Whenever she comes,，,she brings a friend.,她每次来都带着个朋友。,whenever,用于引导时间状语从句。,whenever,no matter when,。,eg,：,Please call me first whenever you leave.,Please call me first no matter when you leave.,无论你什么时候离开，请先给我打个电话。,whenever/wenev/conj.在任何,19,拓展,类似,whenever,的词还有,：,whatever,不管什么,eg,：,Please ask me for permission whatever you,want to do.,无论你想做什么，请先得到我的允许。,whichever,无论哪个；无论哪些,eg,：,Whichever they choose,，,we must accept their,decision.,无论他们选择哪个，我们都必须接受他们的,决定。,讲解来自,点拨,拓展类似whenever的词还有：whatever 不管什么,20,wherever,无论哪里,eg,：,Wherever you go,there is always a spy following.,不管你走到哪里，总有密探跟着。,典例,【点拨】本题可用,语境分析法,。,whatever“,不管什么,”,；,whichever“,无论哪个,”,；,whenever“,无论何时,”,；,wherever“,无论哪里,”,。根据句意,“,无论何时你方便就来看我。,”,可知选,C,项。,Come and see me _ it is convenient for you.,A,whatever,B,whichever,C,whenever D,wherever,讲解来自,点拨,C,wherever无论哪里典例【点拨】本题可用语境分析法。wh,21,risk/r,sk/n.,危险；风险,考向一,【易错点】,讲解来自,点拨,知识点,5,risk,作名词，常用的短语有：,A,at risk“,有危险,”,eg,：,All the children under five are at risk.,所有五岁以下的孩子都有危险。,eg,：,He saved my life at the risk of his,own life.,他冒着生命危险救了我的命。,risk/rsk/n.危险；风险考向一【易错点】讲解来,22,regret,也可作名词,，,其用法为：,B,at the risk of doing“,冒,的风险,”,eg,：,He