八年级上册英语《Unit 2 How often do you exercise？》复习课件

八年级上册

Unit2Howoftendoyouexercise?复习课件教学任务1.完成二单元教学重难点的讲解(频率副词）2.完成二单元考试重点的讲解（共计27个）3.完成练习册习题的讲解4.完成一单元词汇笔记的听写1.总是2通常3经常4有时5很少，难得6从不7一次8两次9家务劳动10互联网11节目12忙的，满的13摇摆舞14大概，或许15至少alwaysusuallyoftensometimeshardlyeverneveroncetwicehouseworkInternetprogramfullswingdancemaybeatleast16垃圾食品17咖啡18健康19结果20百分之…21虽然22以，凭借23头脑24例如，像…这样25在一起26作者27牙科医生28杂志，期刊29然而，不过30差不多31没有一个32少于33多于junkfoodcoffeehealthresultpercentalthoughthroughmindsuchastogetherwriterdentistmagazinehoweveralmostnonelessthanmorethan1.多久一次2.帮着做家务3.几乎不4.一周一次5.一周两次6.一周三次-7.使用互联网8.摇摆舞9.熬夜10.吃健康的早餐11.至少12.早睡觉13.垃圾食品14.有好的习惯15.喝咖啡howoftenhelpwithhomeworkhardlyeveronceaweektwiceaweekthreetimesaweekusetheInternetswingdancestayuplateeatahealthybreakfastatleastgotobedearlyjunkfoodhavegoodhabitsdrinkcoffee16.去乡村野营17.询问某人关于某事18.空余时间的活动19.百分之十五的……20.一周一到三次21.一周四到六次22.一周一两次23.一周三四次24.一点也不25.去上网26.用它来玩27.这个问题的答案28.做某事最好的方式29.在一起玩30.开始做某事gocampinginthecountryasksb.aboutsth.freetimeactivitiesfifteenpercentonetothreetimesaweekfourtosixtimesaweekonceortwiceaweekthreeorfourtimesaweeknot…atallgoonlineuseitforfuntheanswertothequestionthebestwaytodosth.playtogetherstarttodo/doingsth.31.看两个多小时的电视32.去看牙医33.一个16岁的中学生34.快餐35.不到六小时36.去购物中心37.像……38.和朋友家人共度时光watchTVformorethantwohoursgothedentistasixteen-year-oldstudentfastfoodlessthansixhoursgototheshoppingcenterbelike..spendtimewithfriendsandfamily重点句子：1.为什么呢?________?2.我一周上一次钢琴课。Ihavepianolessons____________.3.我得和我的朋友们一起打网球。I_______playtennis_____myfriends.4.我一周大约看一次电影。Igoto________about____________.5.他几乎不看电视。He______________TV.6.他至少一周踢两次球。Heplayssoccer_________twiceaweek.7.她说它对我的健康有好处。Shesaysit’s________my_____.Howcomeonceaweekhavetowiththemoviesonceaweekhardlyeverwatchesatleastgoodforhealth8.你每晚睡多少个小时的觉啊？____________doyousleepeverynight?9.大部分学生用它来玩，而不是做作业。

____ofthestudentsuseit___fun.10.通过使用互联网来放松是不错的。Itisgood_______________________________the_________.12.放松休息最好的方式是通过锻炼。__________________________________is__________________.13.它对身心是健康的。______________forthe_____andthe______.14.旧习难改。___________________.HowmanyhoursMostfortorelaxbyusingInternetThebestwaytorelaxthroughexerciseIt’sgoodmindbodyOldhabitsdiehard15.所以赶快锻炼起来，不要等到来不及了。Sostart________beforeit’s____

____.16.她从不到牙医那里洗牙。

She___goestothedentist____________.17别担心。___________.18.我恰恰很像汤姆。I____just_____Tom.exercisingtoolateneverforteethcleaningDon’tworryamlike语法重难点讲解频度副词1.含义：表示次数、频率的副词。2.常见的频度副词按频率发生的高低依次为：

always>usually>often>sometimes>hardlyever>never。3.表示具体的频率、次数时，一次once，两次twice，三次以上“基数词+times”。4.句中位置：实意动词之前，be动词、助动词、情态动词之后。

eg:Wenevereatjunkfood.Lucyissometimesverybusy.5.对频度副词提问，用howoften。eg:-Howoftendoyouexercise?-Hardlyever.考点讲解：1.Whatdoyouusuallydoonweekends?

onweekends在周末,泛指每个周末

ontheweekend在周末，在这个周末，特指某个周末（英国英语中用at）

eg:Ihavepianolessonsonweekends.Iwillgoshoppingontheweekend.2.helpwithhousework

helpwithsth.帮助做某事helpsb.withsth.=helpsb.(to)dosth.帮助某人做某事eg:Mybrotheroftenhelpswithhouseworkathome.

housework,不可数名词，“家务劳动，家务事”。考点讲解：3、辨析sometimessometimesometimessometimesometimes,有时，频率副词，表示动作发生的不经常性，多与一般现在时连用，可位于句首、句中或句末。

sometime,某个时候，副词，表示某个不确切或不具体的时间，常用于过去时或将来时，对它提问用when。

sometimes,名词短语，几次，几倍。time是可数名词，对它提问用howmanytimes。

sometime,名词短语，一段时间。句中谓语动词长为延续性动词。对其提问用Howlong。考点讲解：eg:SometimesIgetupverylate.IwillgotoShanghaisometimenextweek.Ihavereadthestorysometimes.Iwillstayhereforsometime.4.hardlyever几乎从不

本身具有否定意义，不能再使用其他否定词。相当于hardly,ever起强调作用。hardly,副词，几乎不（没有），相当于almostnot。almost,副词，几乎，差不多。置于实意动词前，系动词、助动词、情态动词后，不能放在句末。eg:Shehardlyevereatsanything.考点讲解：5、-HowoftendoyouwatchTV?-Twiceaweek.1)howoften,"多久一次",用来提问频率。eg:-Howoftendoyouplaysports?-Threetimesaweek.辨析：Howoften,多久一次，用来提问动作发生的频率。Howlong,多长，用来询问多长时间，也可询问某物有多长Howfar,多远，用来询问距离，指路程的远近。eg:HowlongdoesittaketogettoShanghaifromhere?Howfarisitfromheretothepark?2）twiceaweek一周两次考点讲解：6、usetheInternet用互联网1）use,及物动词，“使用，运用”usesth.todosth.用某物做某事

eg:Iuseaknifetocutbread.2)Internet,名词，互联网，因特网

ontheInternet在因特网上7、What'syourfavoriteprogram?

What’syourfavorite...?=What...doyoulikebest?你最喜欢的...是什么？

eg:What'syourfavoriteanimal?=Whatanimaldoyoulikebest?

考点讲解：8、Howcome？怎么回事？

表示某件事情很奇怪，有点想不通；可单独使用，也可引导问句相当于疑问词why。但howcome开头的特殊疑问句使用的仍是陈述语序。eg:Whydidn'tyoutellmeaboutit?=Howcomeyoudidn'ttellmeaboutit?

考点讲解：9、Igotothemoviesmaybeonceamonth.1)gotothemovies去看电影=gotothecinema=gotoamovie2)maybe副词，作状语，”或许，大概，可能“。maybe情态动词+be动词，"可能是"。eg:Maybeyouareright.Youmayberight.

做题关键：看句子中是否有谓语动词。10、Heplaysatleasttwiceaweek.

atleast至少反义短语：atmost最多考点讲解：11、Shesaysit'sgoodformyhealth.1)begoodfor,"对...有益”，反义词，bebadfor。eg:Eatingvegetablesisgoodforyourhealth.辨析：begoodat,擅长，后接名词，代词和动名词。eg:I'mgoodat(playing)basketball.begoodwith,“和...相处得好”。(你和你同班同学相处的好吗？）begoodto对……友好相当于befriendly/kindto…eg:Areyougoodwithchildren?2)health,不可数名词，健康。beingood/poor/badhealth形容词，healthy,健康的。behealthy/keephealthyeg:Theoldmanisveryhealthy.Weshouldeatmorevegetablestokeephealthy.考点讲解：12、Lastmonthweaskedourstudentsabouttheirfreetime

activities.ask:asksbaboutsth.问某人关于某事的情况

asksb.todosth.要求某人做某事asksb.nottodosth.要求某人不要做某事eg:Iaskmyteacherabouttoday'shomework.Mymotherasksmetogohomeontimeeveryday.13、Herearetheresults.here位于句首，句子要倒装。1）完全倒装，主语为名词。eg:Hereisaletterforyou.2）部分倒装，主语为代词。eg:Hereitis.考点讲解：14、Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.1)“find+that从句”结构，从句用陈述句语序。eg:Ifoundthatthejobwasveryinteresting.2)percent,百分之...表达结构：基数词+percent(percent没有复数形式，作主语时，根据它所修饰的名词来判断谓语的单复数。）eg:Fortypercentofthestudentsinourclassaregirl.Thirtypercentoftimepassed.15、...Twentypercentdonotexerciseatall!not...atall,“一点儿也不；根本不”。eg:Idon'tknowaboutitatall.考点讲解：对比：notatall,"不客气“，相当于Youarewelcome.eg:-Thankyouforyourhelp.-Notatall.16、Theanswerstoourquestionsaboutwatchingtelevisionwerealsointeresting.theanswerstothequestions,这些问题的答案to,介词，“指向，对于，针对”。eg:thekeytothedoorCanyoufindouttheanswerstothequestions?17、Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.1)although,连词，“虽然，尽管”。考点讲解：eg:Althoughmygrandpaisold,helooksverystrongandhealthy.注：but,表示“然而，但是”，但不能与although/though出现在同一个句子中。（because,so)eg:Shekeptonworkingalthoughshewastired.2)themostpopular是popular的最高级，“最受欢迎的”。17、ItisgoodtorelaxbyusingtheInternetorwatchinggameshows.butwethinkthebestwaytorelaxisthroughexercise.

Itis+adj.(forsb.)todosth.（对某人来说）做某事是......的。eg:Itisveryimportanttolistencarefullyinclass.考点讲解：18、Exercisesuchasplayingsportsisfun,andyoucanspend

timewithyourfriendsandfamilyasyouplaytogether.1)such