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当前位置:首页 > 商业/管理/HR > 管理学资料 > 人教版八年级上册-Unit2知识点讲解与练习
第1页Unit2Howoftendoyouexercise?SectionA知识讲解一.helpwithhousework帮助做家务1.helpwithsth.意为“帮助做某事”2.helpsb.withsth.=helpsb._______sth.帮助某人做某事Eg:Ioftenhelphim______hisEnglish.=Ioftenhelphim__________English.我经常帮他学习英语。【拓展】1.helponeselfto…请随便吃/喝···Pleasehelpyourselftosomecakes.2.can’thelpdoingsth情不自禁做某事Ican’thelpfallinginlovewiththatgirl.我情不自禁爱上那个女孩。二.housework意为“家务劳动”。不可数名词。1.Theyhavehouseworktodo.A.manyB.much三.sometimes有时辨析:sometimes,sometimes,sometime,sometimesometimes有时候。=attimes=fromtimetotime也是“有时”的意思。sometimes几次。time作可数名词时可作“次数”解;表示“时间”时是不可数名词。sometime某个时候。可指过去或将来的某个时候。sometime一段时间。常与for连用。对它提问用howlong。口诀记忆:分开“一段时间”;相聚“某个时候”。练习:①WeplantostayinHainanfor.我们打算在海南呆一段时间。②Iamsurethatwehavemetbefore.我肯定我们之前见过几次了。③Ihavelettersfromhim.有时我会收到他的来信。四.hardlyever几乎不比较:hard、hardly和hardlyever①hard作形容词时,意为“困难的;硬的;勤奋的;严厉的;苛刻的”。hard作副词时常用来表示程度,意为“努力地;猛烈地;剧烈地”,位于动词之后。Thisgroundistoohardtodig.这块地太硬,挖不动。Theytriedhardtosucceed.他们努力工作,以求得成功。②Hardly副词,意为“几乎不”,表示否定意义,位于实义动词之前,系动词、助动词、或情态动词之后,不表示频率。常用来修饰表示能力的词,如can,could等。Hecanhardlyplayfootball.他几乎不会打篮球。Thereishardlyanycoffeeleft.几乎没有剩余的咖啡了③hardlyever是表频率的副词,意为“几乎不;几乎没有”,相当于almostnot,seldom。练习:Thereis____________foodleft.几乎没有食物剩下。He____________.他几乎不工作。He____________.他工作努力。五.What’syourfavorite...?=What...doyoulikebest?你最喜欢的......是什么?1.What’syourfavoriteanimal?你最喜欢的动物是什么?=__________________________________________第2页六.free意为“空闲的,有空的”反义词busy。befree意为“闲着,有空”eg::Heisfreenow.他现在有空。拓展:free还可译为“免费的”Eg:Theticketsarefree.票是免费的。七.quitefull很忙,相当忙.1.adj.full还可译为“满的,充满的”。反义词是empty,意为“空的”。Eg:Thebuswasfullwhentheygotthere.翻译________________________________________.拓展:AbefullofB.=AbefillwithB;A中充满了B。Theroomisfullofstudents.Thebusisfullofpeople.Thehallis_______people.A.fillwithB.fullwithC.filledofD.filledwith2.fulladj.“饱的”。其反义词是hungry,意为“饥饿的”。Areyouhungryorfull?你饿了还是饱了?Eg:Ican’teatanymore,Iamquitefull.我不能再吃了,我相当饱了。八.maybe“也许,大概,可能”,常位于句首。Eg:MaybeheknowsTom.也许他认识Tom。辨析:maybe和maybemaybe“也许,大概,可能”。(一般放句首)Maybeyouareright.也许你是对的。maybe“可能是,也许是”。为“情态动词+be动词”结构。(位于句中)Youmayberight.你也许是对的。LilyanEnglishteacher.Lily可能是一名英语老师。=________________________________________九.atleast意为“至少”。其反义词为atmost“最多”。Eg:Thereareatleast1,500studentsinourschool._____________________________________。十.howoften意为“多久一次”,常用于对时间频率的提问。回答可用once/twice/threetimesaday(一天一/两/三次),sometimes(有时),never(从不),veryoften(经常)等。HowoftendoyouwatchTV?你多久看一次电视?【拓展】词语词义用法答语特征howlong多久询问时间多久for/about+一段时间howoften多久一次询问动作的频率often,twiceaweek等howsoon多快,过多久询问时间多快in+一段时间howfar多远询问距离多远tenminutes’walkhowmany多少询问可数名词数量数词+可数名词复数howmuch多少询问不可数名词数量数词+表示量的词+不可数名词多少钱询问价格数词+钱十一.look、see、watch和read辨析:look为不及物动词,后接宾语时须用介词at,指看的动作。see着重于看的后果,即“看到,看见”。read多指“看书、报”,这里的“看”实为“读”。watch表示“注视,观看,监视”之意。也常用于“看电视,看比赛”等短语中。第3页一.wantsb.todosth.的否定形式为wantsb._____todosth.Eg:Shewantsmetobringhimsomepens.否定:Shewantsme__________________himsomepens.拓展:1.wantsth.想要某物2.wanttodosth.想要做某事3.want(sb.)todosth.=wouldlike/love(sb.)todosth.二.begoodfor意为“对……有益”。反义词为bebadfor“对……有害”。Eg:Vegetablesaregoodforyou.蔬菜对你有好处。【拓展】1.begoodto“对…好”,其反义短语为bebadto“对…不好”。2.begoodat“在…方面擅长”,at后面常接名词、代词或动词-ing形式,同义短语为dowellin。SheisgoodatEnglishandChinese.=ShedoeswellinEnglishandChinese.她擅长英语和汉语。Iamgoodat__________________(play)basketball.3.begoodwith“和…相处得好;擅于和…相处”。Areyougoodwithchildren?你和孩子们相处得好吗?Eg:Iaskedmyteacherabouttoday’shomework.三.Herearetheresults.这是(调查)结果。here位于句首,句子要倒装。Hereis+单数名词。Hereare+复数名词.Eg:Hereisyourjacket.这是你的夹克。四.1.百分数由percent来表示,构成:基数词+percent,常用“数词+percentof+名词”这一结构作主语时,谓语的单复数要看percentof后跟的名词,如果是可数名词复数,谓语应该用复数,如果是不可数名词,谓语应该用单数Thirtypercentofthestudents______(like)watchinggameshows.70percentofwater_______(be)saltywater(盐水)。五.surprised惊奇的,感到意外的1.besurprisedatsb./sth./doingsth.对…感到惊奇,Wearesurprisedatthenews.2.besurprisedtodosth.对做某事感到惊讶。I’mverysurprisedtomeetyouhere.3.besurprisedthat+从句.因…而感到惊讶。I’msurprisedthathecamehereontime.【拓展】surprising令人惊讶的toone’ssurprise令某人惊讶的是insurprise惊讶地;吃惊地六.theanswerstoquestions问题的答案thewaytosp去某地的路七.moststudents=mostofthestudents大多数学生1.most+复数名词.Mostbirdscanfly.大多数鸟儿会飞.__________大部分时间2.mostof+限定词+复数名词mostofthegirls,mostofmyfriends3.mostof+人称代词宾格mostofthem/us______thestudentslikereadingthestory.A.MostB.Mostof4.the+most+多音节形容词,表示最高级,意为“最”。Thisisthemostbeautifulflower.这是最漂亮的花。如果most前有不定冠词a,则表示“非常;很”,相当于very。Sheisamostbeautifulgirl.她是个非常漂亮的姑娘。第4页八.although“虽然,尽管”。but意为“但是”。英语中,although与but不能同时使用。1.________itrained,theboysstillplayedoutside.=Itrained,___________theboysstillplayedoutside.2.AlthoughIgetupearly,Ican’tcatchtheearlybus.=Igetupearly,butIcan’tcatchtheearlybus.Mycousinknowsalotaboutgeography,heisonlyfouryearsold.A.becauseB.soC.although九.It’s+adj+(forsb.)+todosth.意为“(对某人来说)做某事是……的”。Eg:It’sveryimportanttolistencarefullyinclass.上课认真听讲很重要。It’seasyforustoswim.对我们来说游泳很容易。It’sveryhardforhimtostudyEnglish._____________________________________练习1.Itisveryimportantforus_______Englishwell.2.it’sverynice___you_______myparentsyourbestwishes.3.—Ioftenhavehamburgersforlunch.—You’dbetternot.It’sbadforyou________toomuchjunkfood.十.by+交通工具乘….by+时间到…..时(为止)by+地点在…..旁边【拓展】through和by的区别、through后常加名
本文标题:人教版八年级上册-Unit2知识点讲解与练习
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