Unit 2 知识点总结（详细版讲义+课后练习） 人教版英语八年级上册

人教版八年级上册英语Unit2Howoftendoyouexercise?●DoaSurveyQuestionsyourclassmateHowoftendoyouwatchTV?______________________Howoftendoyougotothemovies?________________________Howoftendoyouplaycomputergames?________________________Howoftendoyouexerciseorplaysports?_______________________HowoftendoyouusetheInternet?_______________________Howoftendoyougocampinginthecountry?_______________________A:HowoftendoyouwatchTV?B:Twiceaweek.A:……●Words1.housework/'haʊswɜːk/n.家务劳动 2.once/wʌns/adv.一次；曾经3.twice/twaɪs/adv.两倍；两次4.online/ˌɒn'laɪn/adj.在线的adv.在线地5.full/fʊl/adj.满的；充满的；完全的6.maybe/'meɪbi/adv.或许；也许；可能7.result/rɪ'zʌlt/n.结果；后果8.program/'prəʊɡræm/n.节目；程序；课程9.almost/'ɔːlməʊst/adv.几乎；差不多 10.mind/maɪnd/n.头脑；想法；意见；心思11.die/daɪ/v.死；枯竭；消失12.dentist/'dentɪst/n.牙科医生13.however/haʊ'evə(r)/adv.然而；无论如何；不管多么14.although/ɔːl'ðəʊ/conj.虽然；尽管；然而；可是词汇检测1.Sheisalways__________ofenergy.2.Areyoupleasedwiththe__________?3.Thereisaninteresting__________ontelevisiontonight.4.Herfatherandherbrotherswould__________ofshame.5.Youcanchattootherpeoplewhoare__________.6.Therewereallkindsofthoughtsrunningthroughmy__________.7.__________thesunwasshiningitwasn’tverywarm.8.Thestoryis__________certainlyfalse.9.Shealwayshelpswiththe__________.10.Youmayberight.__________,Idon’tbelieveyou.●ReadingLastmonthweaskedourstudentsabouttheirfreetimeactivities.Ourquestionswereaboutexercise,useoftheInternetandwatchingTV.Herearetheresults.Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.Forty-fivepercentexercisefourtosixtimesaweek.Twentypercentexerciseonlyonetothreetimesaweek.Andtwentypercentdonotexerciseatall!Weallknowthatmanystudentsoftengoonline,butweweresurprisedthatninetypercentofthemusetheInterneteveryday.Theothertenpercentuseitatleastthreeorfourtimesaweek.Moststudentsuseitforfunandnotforhomework.Theanswerstoourquestionsaboutwatchingtelevisionwerealsointeresting.OnlytwopercentofthestudentswatchTVonetothreetimesaweek.ThirteenpercentwatchTVfourtosixtimesaweek.Andeighty-fivepercentwatchTVeveryday!Althoughmanystudentsliketowatchsport,gameshowsarethemostpopular.ItisgoodtorelaxbyusingtheInternetorwatchinggameshows,butwethinkthebestwaytorelaxisthroughexercise.Itishealthyforthemindandthebody.Exercisesuchasplayingsportsisfun,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.Andremember,“oldhabitsdiehard”.Sostartexercisingbeforeit’stoolate!Task1FastReading()1.Whatkindofarticleisit?A.storyB.diaryC.survey2.Whatisthissurveyabout?It'sabout_________________________________________________.3.Readthearticleandcompletethepiecharts.Task2Readthearticleagainandanswerthequestions.Whatpercentofthestudentsdonotexerciseatall?_______________________________________________________________________________2.WhatpercentofthestudentsusetheInterneteveryday?_______________________________________________________________________________3.HowoftendomoststudentswatchTV?Whatdotheyusuallywatch?_______________________________________________________________________________4.Whatdoesthewriterthinkisthebestwaytorelax?Why?_______________________________________________________________________________5.DoyouthinkthestudentsinNo.5arehealthy?Whyorwhynot?_______________________________________________________________________________●GrammarFocus1.Lastmonthweaskedourstudentsabouttheirfreetimeactivities.①ask的用法：asksbaboutsth询问某人关于某事asksb(not)todosth叫某人（不要）做某事asksbforhelp向某人寻求帮助②freeadj.免费的，空闲的，自由的→be/feelfreetodosth随意做某事，自由做某事→反义词：繁忙的busy→adv.自由地，随意的____________()1.Linda________herfriend,Gina,aboutherfavoritefood.helpsB.thinksC.asksD.wants()2.Hismotheralwaysaskshim_________hiseatinghabits.aboutB.forC.atD.to()3.Youarefree________ortostay.goB.togoC.goingD.goes()4.Tomcangeta_______afternoonfrombusyworkonceaweek.freeB.freerC.busyD.busierWefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.①“分数/百分数+of+名词”作主语，谓语动词单复数由of后面的名词。eg:Morethan70percentoftheearth’ssurfaceiscoveredbywater.Ninetypercentofthesmokersaremale.②exercise的四种用法：v.运动，exercise=dosports/playsports；不可数n.运动，doexercise/takeexercise；可数n.体操，domorningexercises/doeyeexercises；可数n.练习，doexercises()1._____ofthelandinthatdistrict______coveredwithtreesandgrass.Twofifth

;isB.Twofifth;areC.Twofifths;isD.Twofifths;are()2.About70%oftheearth_______withwater.arecoveredB.arecoveringC.iscoveringD.iscovered()3.Youshoulddomore_______.Don’talwayssitatthedeskbusydoingyour_______.A.exercise;exercises B.exercises;exerciseC.exercises;exercises D.exercise;exercise()4.Ishouldtakesome__________afterdoingsomany__________.Doyouhaveanysuggestions?A.exercise;exercises B.exercises;exerciseC.exercises;exercisesD.exercise;exerciseAndtwentypercentdonotexerciseatall!not…atall一点也不；根本不。not放在谓语动词之后，atall放句末。()MysonAndydoesn’tlikedogs_________.atallB.allC.allrightD.tooWeallknowthatmanystudentsoftengoonline,butweweresurprisedthatninetypercentofthemusetheInterneteveryday.①goonline上网②surprised对…感到惊讶，修饰人。固定搭配：besurprisedat对…感到惊讶；surprising令人惊讶的，修饰物。surprisev.使惊讶；给…惊喜n.作可数名词，意为‘‘一件令人吃惊的事’’。getasurprise感到惊喜，惊讶作不可数名词，意为‘‘吃惊，惊喜’。toone’ssurprise让某人惊讶的是；insurprise惊讶地()1.-Whatdoyouoftendoon_______weekends?-Ioftengo_____online.A.the;/B.the;theC./;/D./;the()2._________,hepassedtheexam.TooursurpriseB.TooursurprisedC.TooursurprisingD.Tooursurprises()3.Mr.Smithwasso__________Whenheheardthe________news.surprising;surprisingB.surprised;surprisedC.surprising;surprisedD.surprised;surprising()4.“Whathappened?”heaskedmein________.surpriseB.surprisedC.surprisingD.surprisesTheanswerstoourquestionsaboutwatchingtelevisionwerealsointeresting.①此句的基本意思是Theanswerswerealsointeresting,主语theanswers为复数，故使用were。②请注意本句中answer和question两个名词后的介词搭配。表示“…的答案”时，answer后要用介词to,这是一种固定搭配。eg:There’snoeasyanswertothisproblem.这个问题没有简单的答案。Heranswertoyourquestionisabig“NO”!她对你所提问的问题的回答就是一个大大的““不”字。③名词answer后则往往搭配介词about,表示“有关…的问题”。eg:Heaskedussomequestionsaboutourdailyhabits.他问了一些有关我们日常习惯的问题。Herquestionsaboutyouwerenotsofriendly.她有关你的那些问题并不那么友善。[填空题]Noneofthemcanfindouttheanswer_______thequestion.6.Althoughmanystudentsliketowatchsport,gameshowsarethemostpopular.①Although是连词，意为‘‘虽然；尽管’‘。在英语表达习惯中，当表示“虽然，但是“这样的意思时，although不能与but在同一个句子中使用。同样，有了but,不能用although。②gameshow游戏节目()1.________mydaughterisonlyfour,shecandoeverythingbyherself.WhenB.AsC.BecauseD.Although()2.Althoughtheyarepoor,_________.A.theyarehappyB.buttheyarehappyC.sotheyarehappyD.stilltheyarehappyItisgoodtorelaxbyusingtheInternetorwatchinggameshows①Itis+adj+todosth意为“做某事是怎样的”。不定式前加forsb,意为“对于某人来说，做某事是怎样的。”②by作介词，意为“通过”，后接动词ing。【翻译句子】每天乘公交车去上学是便利的。____________________________________________________________吸烟是不好的。__________________________________________________________________________踢足球是有趣的。_______________________________________________________________________【选择题】()1.YoucanimproveyourEnglish_______listeningtoEnglishsongs.byB.withC.forD.in()2.Istudyby_______withagroup.workingB.workedC.workD.toworkbutwethinkthebestwaytorelaxisthroughexercise.thebestwaytodosth做某事的最好方式,属于固定搭配。作主语时，谓语动词用单数。1.Thebestway______(learn)alanguagewellistouseit.2.Thebestway_______isbybus.Andremember,“oldhabitsdiehard”.Sostartexercisingbeforeit’stoolate!①Oldhabitsdiehard这是英语中的一句谚语，意为“旧习难改”，用来说明习惯一旦养成，并非朝夕可以变，其中，diehard表示“（旧习惯、传统等）难以改变；根深蒂固。”在本句中，hard作副词，表示“费力地；艰难地；努力地”。eg:Itisimportanttoworkhardbutwemustalsohavetimetorelax.努力地工作是重要的，但我们也必须有时间放松。②It’stoolate意为“为时已晚；来不及了”，是英语中的一个常用表达。此处it’stoolate与before共同组成从句，表示“不要等到为时已晚；不要等到来不及的时候”，这是一种常见的用法。()1._________.That’swhyyoushouldstopgoingonlinetoomuchbeforethehabittakesold.OldhabitsdiehardB.PracticemakesperfectC.FactspeaklouderthanwordsD.Allbeginningsarehard()2.Wemaybeabletotakesomemeasures__________.afterit’stoolateB.beforeit’stoolateC.afterit’stooearlyD.beforeit’stooearly频度副词①常见的频度副词有：always(总是)›usually（通常)›often（经常）›sometimes(有时）›seldom（很少)›hardly(几乎不）›never（从不）。②单位时间活动次数有：onceamonth(一月一次）,twiceaweek一周两次，threetimesaweek一周三次，fourtimesaweek一周四次，fivetimesaweek一周五次。③对频率提问：Howoften+do/does+主语+动词原形...?④回答：主语+频度副词+动词原形或三单+其他。主语+动词原形或三单+其他+活动次数表达。⑤一般情况，频度副词的位置是在____________之前，_________之后。二般情况，如果想强调，也可放在居首。【翻译句子】1.我总是按时到校。________________________________________________________________________________2.杰克通常走路回家。________________________________________________________________________________3.她有时骑自行车去学校________________________________________________________________________________。4.我很少在上学日看电视。________________________________________________________________________________5.他几乎不会在周末早起。________________________________________________________________________________6.我从不迟到。________________________________________________________________________________7.我一周晨跑三次。________________________________________________________________________________8.丽莎一周上两次钢琴课。________________________________________________________________________________9.他每年都要举行生日派对。________________________________________________________________________________10.玛丽的爸爸总是很忙，她一个月才能见她爸爸一次。___________________________________________________________________11.Andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.【要点讲解】spendtimewithsb._________________【易优君点拨】四个“花费”①人+spend+时/钱+on/doingsth②It+takesb+时todosth③物+costsb+时/钱④人+pay钱forsth.()①Sheusually_______muchtimeshoppinginthesupermarkets. A.spends B.takes C.pays D.costs()②Hisparentsneverlethim_______toomuchtime_______computergames. A.spend;playing B.spends;playing C.tospend;playD.tospend;toplay●Phrase1.asksbaboutsth询问某人关于某事2.not…atall一点也不3.goonline上网4.atleast至少5.forfun为了好玩6.theanswersto……的答案7.gameshows游戏节目8.Itisgoodtorelax……对于放松是好的9.bydoingsth通过做某事10.thebestwaytorelax放松的最好方式是11.behealthyfor对…有益12.spendtimewithsb和某人共度时光13.oldhabitsdiehard旧习难改14.startdoing开始做某事（已经做了）15.beforeit’stoolate不要等到为时已晚●Homework单项选择()1.-Booksareourfriends._______doyoureadbooks?-Ireadbookseveryday.A.HowoftenB.HowsoonC.HowlongD.Howmuch()2.-Iheardyoumadeanewfamilyrule“Putawayyourphonewhileathome”.-Yes.Wewere_______busycheckingourmobilephonesbefore,butnowweenjoycommunicating(沟通)withourfamily.A.alwaysB.neverC.seldomD.sometimes()3.-________doesyoursisteroften_________onweekends?-Sheoftengoesshopping.A.What;doesB.What;doC.How;doesD.How;do()4.-________hoursdoyouexerciseeveryweek?-About8hours.A.HowmanyB.HowlongC.HowmuchD.Howoften()5.-Ihaveatoothachethesedays.Idon’tfeellikeeatinganything.-Youshouldgotoseea________.A.teacherB.dentistC.policemanD.worker()6.-I’mtiredout.Ihave_______latethewholeweek.-You’dbettermanageyourtimebetterandhavethingsorganized.A.pickedupB.setupC.takenupD.stayedup()7.Cherryis_______girl,butsheknowsalotaboutscience.aeight-year-oldB.eight-year-oldC.eightyearsoldD.aneight-year-old()8.Itwasgreatintheend________wehadaterribletimeatthebeginning.ifB.unlessC.whenD.although()9.________isagoodhabit________ustoeatanappleeveryday.It;forB.That;forC.This;ofD.It;of()10.-DoesAntonyalwaysfinishhishomeworkontime?-Yes,ofcourse.He_______leavestoday’sworkuntiltomorrow.A.alsoB.neverC.onlyD.usually二、完型填空Allaroundtheworld,everyonehastoeat.Butpeopleindifferentareaseatdifferentthings.Sometimes,peopleusethesameingredients1cookthemdifferently.Whatpeopleeathassomethingtodowithwheretheylive.Peoplelookatthelocal2todecidewhattogrowinthefields.Forexample,the3weatherneartheNorthPole(北极)meansthat4plantscangrowthere.Thereforethelocalpeople,theInuit,livebyfishingand5animals.InnorthernChina,cornandwheat(小麦)growwellinthedryweather.Sothelocalpeoplemakesteamedbread(馒头)andnoodlesfrom6orwheat.However,itisdifferentinthe7.There,lotsofrainandlandnearlakesandriversmeanthatpeoplecangrowandeatrice.ThelandandweatherinCentralAmericais8forgrowingcocoatrees.Chocolateismadefromtheseeds(种子)inthefruitofthesetrees.AlmosteveryhomeinCentralAmericahasitsownwayof9chocolate.Chocolatehasbecomea10thatpeoplecannotlivewithout.()1.A.and B.but C.or D.so()2.A.food B.animals C.plants D.weather()3.A.warm B.hot C.cold D.cool()4.A.few B.afew C.quiteafew D.quitealot()5.A.training B.feeding C.catching D.keeping()6.A.rice B.chocolate C.crop D.corn()7.A.north B.south C.northwest D.northeast()8.A.good B.bad C.difficult D.new()9.A.picking B.planting C.making D.buying()10.A.vegetable B.fruit C.tree D.food三、阅读理解Sometimesaheadacheisjustapartofanotherillness,suchasacold,fluorasorethroat.Whenyougetbetter,theheadachegetsbetter,too.Ifyou’renotsick.otheractivitiesmaycauseaheadache.Forexample,stayinguptoolate,noteatingameal,orplayinginthehotsuntoolongcansetoffaheadache.Excitementaboutaspecialeventorworriesaboutsomething,aschoolexam,forinstance,canalsocauseheadaches.Somekidsgetheadachesfromridinginacarorbusorfromstraining(过度使用)theireyesbyspendingtoomuchtimewatchingTVorusingacomputer.Strongsmells,suchasperfume,smokeorthesmellofanewcarorcarpet(地毯),canstartaheadache.Somefoodcancauseheadachesinsomekids,suchasbacon,bologna,andhotdogs.Thecaffeine(咖啡因)insodas,chocolate,coffee,andteamaycauseheadaches,too.Kidsdon’tneedcaffeine,soit’sagoodideatocontrolitinyourdiet.Sometimesnooneknowswhysomepeoplegetheadaches,butifyougetthem,thechancesaresomeoneinyourfamilygetsthem,too.Theheadacheisofteninherited.Inotherwords,itrunsinthefamily.()1.Whichofthefollowingactivitiesmaycauseheadaches? A.Eatingtoomuch B.Stayinguptoolate. C.Eatingbreakfast D.Playingsports()2.Accordingtothepassage,aschoolexammaycauseastudentto_______. A.haveafever