八年级英语下册：Unit 7 Living Together复习课件（北师大版八年级下）.ppt

unit7livingtogether 一 教学重点 1 复习一般过去时和过去进行时及区别 2 反身代词的用法 3 频度副词在一般现在时中的应用 4 重点词组解析 二 具体内容 一 一般过去时和过去进行时的区别 1 一般过去时常表示在过去某时发生的动作或存在的状态 包括过去的习惯动作 常与一般过去时连用的时间状语有 justnow amomentago yesterday lastweek month year thedaybeforeyesterday及表示过去的时间状语从句 e g imetherinthestreetthedaybeforeyesterday ex hangzhouisanicecity mydadmetherewheniwasabouttenyearsold a pulledb caughtc tookd brought 2 过去进行时常用的时间状语有 atthattime moment atthistimeyesterday at 点钟 yesterday 时间状语从句 e g whatwereyoudoingatsevenyesterday ex ionthecomputerwhenjimcametoseemeyesterdayevening a drawb drewc wasdrawingd amdrawing 3 一般过去时往往表示某一动作已经发生 而过去进行时却表示动作在持续 e g shewrotealettertoherfriendlastnight shewaswritingalettertoherfriendatninelastnight ex whydidn tyougivemeaphonecall i butnobodyansweredthephone a dob didc willd have 注意 下面几种情况不用一般过去时而要用过去时 1 表示过去某一阶段的经常性动作 tomwasstudyinginparislastterm 2 与always连用表示赞美 厌烦等感情色彩时 e g johnwasalwayscomingtoschoollate 3 用来描写故事发生的情景 itwasadarknight thewindwasblowinghardandtherainwasfallingheavily ayoungmansuddenlyappearedontheriverbank hewantedtocrosstheriver 4 when作并列连词 表示 这时 突然 之意时 第一个并列分句用过去进行时 when引导的并列分句用一般过去时 iwastakingawalkwhenimethim 5 go come leave start arrive等动词可用过去进行时表示过去将来的含义 iwasleavingforwuhanthatday ex 1 itwaswarm soi take offmycoat 2 john take aphotographofmewhilei read 3 jane wait formewheni arrive 4 suewasn thungry soshe noteat anything 5 itwashardworktocarrythebags they be veryheavy 6 wheniwasyoung i want tobeabusdriver 二 频度副词在一般现在时中的应用 表示动作发生的频率程度的副词叫做频度副词 如seldom always often sometimes等 一般常用在一般现在时中 放在be动词 情态动词及第一个助动词之后 实义动词之前 e gheisseldomill youmustalwaysrememberthis doyouusuallygotoschoolonfoot 有时为了加强语气 频度副词也可以放在句首 e g sometimesshegoestoschoolbybusandsometimesshegoestoschoolbybike ex 1 doesliuhuaeverguessthemeaningsofenglishwords no heguessesthemeaningsofnewwords heuseshisdictionaryallthetime a usuallyb alwaysc neverd sometimes2 englishpeopleusemr beforeaman sfirstname a neverb usuallyc oftend sometimes3 ifyouwanttolearnenglishwell youmustuseitasaspossible a oftenb longc hardd soon 4 shealwaysgetsupearlyandsosheislateforschool a sometimesb usuallyc neverd often5 ibelievewhathesays a don talwaysb alwaysdon tc notalwaysd alwaysnot6 ihatevegetables ieatthem butthey regoodforyourhealth youshouldofteneatthem a seldomb oftenc usuallyd always 7 thesunrisesintheeastandsetsinthewest a neverb oftenc seldomd always8 doesliuhuidohishomeworkintheafternoonaftersupper hedoeshishomeworkaftersupper a yes usuallyb yes alwaysc never alwaysd no sometimes9 thericharenothappy a neverb sometimesc usuallyd always10 shealwaysfinishesherhomeworkontime sheleavesitfortomorrow a neverb sometimesc usuallyd seldom 三 反身代词的用法三忌 1 反身代词不能表示 某人的 东西 之意 因为反身代词没有所有格形式 不能作定语 表示 某人自己的 须用one sown e g isawtheaccidentwithmyselfeyes f isawtheaccidentwithmyowneyes t 2 反身代词不能作主语 但可以作主语的同位语 起强调作用 herselfisateacher f sheherselfisateacher t 3 反身代词作宾语同位语时 只能放在宾语之后 做主语同位语时既可放在主语之后也可放在句末 当主语和宾语在人称 数和性别方面相同时 反身代词只能放在主语之后 否则 强调的重点将发生转移 e g hehimselfwenttoseetheartist f hewenttoseetheartisthimself t 有用的词组 teachoneself自学enjoyoneself玩得高兴helponeself随便吃saytooneself自言自语hurtoneself伤着自己dressoneself自己穿衣byoneself独自地foroneself为自己 ex 1 becarefulnottohurt it sanewknife 2 idon tneedanyhelp icandoitallby 3 didyouenjoy yes weenjoyedverymuch 4 shethinksmoreofothersthanof 5 heistooyoungtoteachenglish 6 helptosomecakes children 四 重点解析 1 ihopetoseeyounextweek hopetodosth that从句e g shehopestogetajoboverseas ihopeyouwon tbelate 2 therearemanydifferentwaystoshowrespecttoolderpeople showrespectto e g ihavethegreatestrespectforyou irespectyouforyourhonesty 3 allthebuildingsaresupposedtoprovidespecialfacilitiesforpeopleinwheelchairs besupposedtodoe g you resupposedtopaythebillbyfriday providesth forsb canyouprovidesomedrinksforus 4 doyougiveupyourseattoanolderpersononabusorasubway giveupsth e g shedidn tgiveupherjobwhenshegotmarried 5 don tyousay please whenaskingsomeoneforsomething asksb forsth e g jimalwaysasksmomforsomemoney ex 1 hehopesadoctorwhenhegrowsup a b tobeingc tobed being2 therearesomepeoplewhodon tshowrespecttheoldinsociety a tob inc atd of3 billgivealectureonsaturdayafternoon a issupposedtob wassupposedtoc besupposedtod supposedto