八年级上册第一单元单词讲解

Unit1Howoftendoyouexercise?单词讲解篇Goforit！Grade8Students’Book1Unit1Howoftendoyouexercise?话题：talkabouthowoftenyoudothings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重点短语:howoften多久一次hardlyever几乎不asfor至于，关于onweekends在周末gotothemovies去看电影howmany多少highschool（美）高中;(英)完全中学twiceamonth一月两次surftheInternet上网theresultof…的结果junkfood垃圾食品readEnglishbooks读英语书籍ofcourse当然lookafter照顾，照看alotof大量，许多wantsb.todosth.想要某人做某事begoodfor对…有益trytodosth.尽力做某事keepinagoodhealth保持健康eatinghabits饮食习惯交际用语：1.询问及应答日常活动。---Whatdoyouusuallydoonweekends?你周末通常做什么？---Iusuallyplaysoccer.我通常踢足球。2.询问及应答做某事的频率。---HowoftendoesChengwatchTV?程多久看一次电视？---HewatchesTVtwiceaweek.你每周看两次电视。3.询问及应答个人喜好。---What’syourfavoriteprogram?你最喜欢的节目是什么？---It’sAnimalWorld.动物世界。重点语法：1.一般现在时态2.频度副词一.单词讲解1.howoften“多久一次”，指动作的频率e.g.---HowoftendoyouhaveanEnglishclass?---Everyday.常常表示频率的词有everyday,often,always,usually,sometimes,hardly,never.howlong“（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.---HowlonghaveyouliveinBeijing?---Forthreeyears.howmany表示多少(可数名词)e.g.---Howmanydaysarethereinaweek?---Sevendays.howsoon“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。---Howsooncanyoufinishyourhomework?---Inanhour.2.exercise:dosports(1）作v.时，“锻炼，运动”e.g.Theoldmanexerciseseverymorning.(2)作[C]时，意为“做操，练习，体操”domorningexercise;doeyeexercise作[U]时，意为“锻炼”e.g.Wedomorningexerciseeverymorning.3.hardlyadv.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.Icanhardlyanswerthequestion.特别应注意的是hardly的反意疑问句，先否定后肯定e.g.---Hehardlyhasanymoneyleft,doeshe?---No,hedoesn’t.是的，他没有。---Yes,hedoes.不，他有。4.everadv.曾经e.g.---HaveyoueverbeentoShanghai?---No,never.forever永远eversince自从…以后hardlyever几乎不5.once一次one/first/onceatonce立刻，马上onceuponatime以前e.g.IwatchTV＿＿aweek.(one)6.twice两次two/second/twicee.g.Idomorningexercise＿＿＿aweek.(two)7.time[C]次，次数；[U]时间（没有复数形式）e.g.Ihavemealsthreetimesaday.IlivedinBeijingsometimelastyear.常见词组：lasttime上一次nexttime下一次8.surftheInternet网上冲浪9.TVprogram电视节目10.primaryschool小学juniormiddleschool初中highschool高中oncetwice11.resultasaresult=becauseoftheresultof…的结果12.active---activity---activelytakeanactivepartin积极参加e.g.Theactivityisverymoving.Hedoeshisworkactively.13.drink—drank—drunk14.health—healthy/unhealthy—healthilybeingoodhealthkeephealthye.g.Healthisveryimportantforpeople.Weshouldeathealthyfood.Weshouldlivehealthily.15.howmany/howmuchhowmany修饰可数名词，howmuch修饰不可数名词，询问钱时，必须用howmuch.e.g.＿＿＿＿＿＿studentsarethereinyourclass?＿＿＿＿＿＿＿fisharethereinthelake?＿＿＿＿＿＿didyouspendonthebook？16.interview---interviewerreport---reporter17.habit习惯haveahabitofdoingsth.有做某事的习惯outofhabit出于习惯getintothehabitofdoingsth.养成做某事的习惯getoutofahabit戒除一种习惯e.g.Habitisasecondnature.习惯成自然。HowmanyHowmanyHowmuch18.try—tried--triedtryone’sbest尽力做某事trytodosth.试图做某事trydoingsth.尝试做某事e.g.AlthoughmyEnglishisverypoor,Idon’tgiveitup.Itrymybesttostudyitwell.ItrytoimprovemyEnglish.IalwaystryspeakingEnglishwell.19.Ofcourse=certainly20.lookafter=takecareof照顾，照看lookover观察e.g.Nurselookafterpatients.Doctorslookoverpatients.21.bettergood/well→better→best反22.same→differentthesameas→bedifferentfrom23.different/differencee.g.Thiscaris＿＿＿＿＿fromthatcar.Wecomefrom＿＿＿＿＿countries.Therearesome＿＿＿＿＿＿betweenthetwins.24.maybe=perhapsmaybe常放于句首，也可置于句中e.g.Maybewecangotherebyboat.Ithinkmaybeheisright.differentdifferentdifferences25.although不能与but连用e.g.Althoughit’sveryhot,theoldmanisstillworking.26.alotof=lotsof“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.alotof/manybooks许多书alotof/muchmoney许多钱alot做副词时，相当于verymuch.Thanksalot/verymuch.非常感谢27.keepdoing/adj.e.g.Inordertokeephealthy,weshouldkeepdoingsports.28.must后跟动词原形e.g.Wemustkeepourclassroomcleaneveryday.Mustwecleanourclassroomeveryday?Yes,youmust./No,youneedn’t.29.little—less---leastlessthan不及…e.g.Wefinisheddoingthisjoblessthantwohours.