八年级上册第一单元单词讲解.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,大家好,*,Unit1 How often do you exercise?,单词讲解篇,Go for it,！,Grade 8 Students Book 1,大家好,1,Unit1 How often do you exercise?,话题,：,talk about how often you do things,谈论你做一些事情的频率,重点单词,：,exercise,hardly,ever,once,twice,time,Internet,program,result,active,for,about,milk,coffee,chocolate,drink,health,habit,try,grade,better,same,as,different,difference,maybe,although,keep,must,less,大家好,2,重点短语,:,how often,多久一次,hardly ever,几乎不,as for,至于，关于,on weekends,在周末,go to the movies,去看电影,how many,多少,high school,（美）高中,;(,英,),完全中学,twice a month,一月两次,surf the Internet,上网,the result of,的结果,junk food,垃圾食品,read English books,读英语书籍,of course,当然,look after,照顾，照看,a lot of,大量，许多,want sb.to do sth.,想要某人做某事,be good for,对,有益,try to do sth.,尽力做某事,keep in a good health,保持健康,eating habits,饮食习惯,大家好,3,交际用语,：,1.,询问及应答日常活动。,-What do you usually do on weekends?,你周末通常做什么？,-I usually play soccer.,我通常踢足球。,2.,询问及应答做某事的频率。,-How often does Cheng watch TV?,程多久看一次电视？,-He watches TV twice a week.,你每周看两次电视。,3.,询问及应答个人喜好。,-Whats your favorite program?,大家好,4,你最喜欢的节目是什么？,-Its,Animal World,.,。,重点语法,：,1.,一般现在时态,2.,频度副词,大家好,5,一,.,单词讲解,1.how often“,多久一次”，指动作的频率,e.g.-,How often,do you have an English class?,-,Every day,.,常常,表示频率,的词有,every day,often,always,usually,sometimes,hardly,never.,how long,“,（延续）多长时间”，是对一段时间提问，,通常用,for,或,since,引导的时间状语回答。,e.g.-,How long,have you live in Beijing?,-,For three years,.,how many,表示多少,(,可数名词,),e.g.-,How many,days are there in a week?,-,Seven days,.,大家好,6,how soon,“,还要多久时间才,”,是对从某个基本时,间到将来某个动作结束或发生的这段时间提问，常用,于一般将来时，用,in,引导的时间状态回答。,-,How soon,can you finish your homework?,-,In an hour,.,2.exercise:do sports,(1,）作,v.,时，“锻炼，运动”,e.g.The old man exercises every morning.,(2),作,C,时，意为“做操，练习，体操”,do morning exercise;do eye exercise,作,U,时，意为“锻炼”,e.g.We do morning exercise every morning.,大家好,7,3.hardly,adv,.,几乎不，几乎没有,hardly,本身表否定,，句中不再需要否定词，其位置,放在实义动词之前，,be,动词、助动词、情态动词之,后。,e.g.I can,hardly,answer the question.,特别应注意的是,hardly,的反意疑问句，先否定后肯定,e.g.-He,hardly,has any money left,does he,?,-No,he doesnt.,是的，他没有。,-Yes,he does.,不，他有。,4.ever,adv.,曾经,e.g.-Have you,ever,been to Shanghai?,-No,never.,forever,永远,ever since,自从,以后,hardly ever,几乎不,大家好,8,5.once,一次,one/first/once,at once,立刻，马上,once upon a time,以前,e.g.I watch TV,a week.(one),6.twice,两次,two/second/twice,e.g.I do morning exercise,a week.(two),7.time C,次，次数；,U,时间（没有复数形式）,e.g.I have meals three,times,a day.,I lived in Beijing some,time,last year.,常见词组：,last time,上一次,next time,下一次,8.surf the Internet,网上冲浪,9.TV program,电视节目,10.primary school,小学,junior middle school,初中,high school,高中,once,twice,大家好,9,11.result,as a result=because of the result of,的结果,12.active-activity-actively,take an active part in,积极参加,e.g.The activity is very moving.,He does his work actively.,13.drinkdrankdrunk,14.healthhealthy/unhealthyhealthily,be in good health,keep healthy,e.g.Health is very important for people.,We should eat healthy food.,We should live healthily.,大家好,10,15.how many/how much,how many,修饰可数名词，,how much,修饰不可数名词，,询问钱时，必须用,how much.,e.g.,students are there in your class?,fish are there in the lake?,did you spend on the book？,16.interview-interviewer,report-reporter,17.habit 习惯,have a habit of doing sth.有做某事的习惯,out of habit 出于习惯,get into the habit of doing sth.养成做某事的习惯,get out of a habit 戒除一种习惯,e.g.Habit is a second nature.习惯成自然。,How many,How many,How much,大家好,11,18.trytried-tried,try ones best,尽力做某事,try to do sth.,试图做某事,try doing sth.,尝试做某事,e.g.Although my English is very poor,I dont give it,up.I,try my best,to study it well.,I try to improve my English.,I always try speaking English well.,19.Of course=certainly,20.look after=take care of,照顾，照看,look over,观察,e.g.Nurse look after patients.,Doctors look over patients.,大家好,12,21.better,good/well better best,反,22.same different,the same as be different from,23.different/difference,e.g.This car is from that car.,We come from countries.,There are some between the twins.,24.maybe=perhaps,maybe 常放于句首，也可置于句中,e.g.Maybe we can go there by boat.,I think maybe he is right.,different,different,differences,大家好,13,25.although,不能与,but,连用,e.g.Although its very hot,the old man is still working.,26.a lot of=lots of“,很多的，大量的”，修饰可数名词时,相当于,many,修饰不可数名词时相当于,much.,e.g.a lot of/many books,许多书,a lot of/much money,许多钱,a lot,做副词时，相当于,very much.,Thanks a lot/very much.,非常感谢,27.keep doing/adj.,e.g.In order to,keep healthy,we should,keep doing,sports.,28.must,后跟,动词原形,e.g.We must keep our classroom clean every day.,Must we clean our classroom every day?,大家好,14,Yes,you must./No,you,neednt.,29.littleless-least,less than,不及,e.g.We finished doing this job,less than,two hours.,大家好,15,谢谢,大家好,16,