八年级英语下册Unit7WhatsthehighestmountainintheworldSectionB学练课件人教新目标版.ppt

Unit7Whatsthehighestmountainintheworld？,SectionB,课前预习,一、根据句意及首字母提示完成单词LinShuhaoisabout1.91meterstallandw_91kilos.2.Thepandaslikeeatingb_.3.Weshouldtakecareofpandasandothere_animals.4.Atb_，ababypandaisabout15cmlong.5.Mom，Icantakecareofmyself.Iamalreadyana_now.,eighs,amboo,ndangered,irth,dult,二、根据中文意思写出相应的单词或短语1._厘米2._重量是；称的重量3._出生；诞生4._成年的；成人的；成人；成年动物5._竹子6._濒危的7._研究；调查8._饲养员；保管人9._激动；兴奋10._疾病；病,cm(centimeter/centimetre),weigh,birth,adult,bamboo,endangered,research,keeper,excitement,illness,11._遗留的；剩余的_图片；插图_野生的14._政府；内阁_鲸_油；食用油；石油17._保护；保卫18._巨大的；极多的19._birth出生时20.live_活到,remaining,artwork,wild,government,whale,oil,protection,huge,at,up,to,21.run_跑过去(来)22.walk_走路时撞着23.fall_绊倒24.die_死于25.spendtime(in)_sth.花时间做某事26.cut_砍倒27.or_大约28.fewer_越来越少29.protect_保护使免于,over,into,over,from/of,doing,down,so,and,fewer,from,【1】Theelephantweighsmanytimesmorethanthispanda.这头大象的重量是这只熊猫的很多倍。【解1】weighv.意为“称的重量”，其名词为weight，“重量”。【例】Howmuchdoessheweigh？Whatsherweight？她有多重？【解2】time，在此作可数名词，意为“倍”；time作可数名词还可表示“次数”；通常time表“时间”，是不可数名词。【例】Ournewschoolisfourtimesasbigastheoldone.我们的新学校是老学校的四倍大。【背】Howmuchdoes/doweigh？Whatssb.sweight？有多重？threetimesasbigas三倍大once，twice，threetimes一次，两次，三次,名师点津,【千锤百练】She_(weigh/weight)herselfeverydayandwantstoloseweight.()2.Wehavetwoearsandonemouthsothatwecanlistenwespeak.A.astwicemuchasB.twiceasmuchasC.asmuchastwiceD.asmuchtwiceas,B,weighs,【2】Atbirth，ababypandaisabout0.1to0.2kilos.刚出生的小熊猫幼崽约0.1到0.3公斤。【解】atbirth，意为“在出生时”，用作时间状语。【例】Atbirth，ababypandaisabout20cmlong.刚出生时，小熊猫大约20厘米长。【背】atbirth出生时givebirth(tosb./sth.)生孩子；产仔【千锤百练】根据句意及括号中的汉语提示补全句子。Mynieceweighed4.1kilos_(在出生时).,atbirth,【3】Apandacanliveupto20to30years.一只熊猫能活20年到30年。【解】upto，意为“高达”，后常接数量词。【例】Icantakeuptofourpeopleinmycar.我车子里能载4个人。【背】liveupto活到(之久)uptonow至今为止beuptosb.由某人决定【千锤百练】()Shallwegooutorstayin？Itsyou.A.downtoB.uptoC.decideonD.listento,B,【4】LinWeiandtheotherpandakeepersarepreparingthemilkforthebabypandasbreakfast.林微和其他熊猫饲养员们正在给熊猫幼崽准备牛奶作为早餐。【解】theother，意为“其他的”，通常特指两个事物或两个人中的“另一个”；后接复数名词时，用以特指“其他的人或物”，相当于“theother复数名词”。【例】1.Myfamilyhastwodogs.Oneiswhite，theotherisblack.我家有两只狗，一只是白色的，一只是黑色的。2.Twoboyswillgotothezoo，andtheothers(theotherboys)willstayathome.两个男孩将去动物园，其余的将会待在家里。,【千锤百练】()1.Ifyouprefertheredeveningdress，youllhavetopay30dollars，becauseitsmadeofsilk.OK.Hereyouare.(2014鄂州)A.otherB.theotherC.moreD.another()2.IboughttenbooksinHongKong.Oneisabouttravel，areaboutteaching.A.anotherB.theotherC.othersD.theothers,D,D,【5】Butthenhumansstartedtocutdowntheforests，andtherewaslessbambooforthepandas.但是后来人类开始砍伐森林，导致可供熊猫吃的竹子越来越少。【解】cutdown，动副词组，意为“砍伐；砍倒；减少；降低；缩短”【例】Thelittleboycutdowntheyoungtree.小男孩把这棵小树砍倒了。,【千锤百练】()Alice，couldyouhelpmethemeat？Iwanttomakesomedumplingsfordinner.OK.Illdoitrightaway.(2013济南)A.putupB.giveupC.useupD.cutup,D,【6】Another200orsoliveinzoosorresearchcentersinChinaandothercountries.另外的200只左右生存在动物园或中国和其他国家的研究中心。【解】orso，相当于about，意为“大约”，但用在数词后面。【例】Youllreceivetheelectricricecookerinaweekorso.大约一周内你将收到电饭锅。【背】about5years5yearsorso大约五年【千锤百练】我们大约还需要十分钟。(根据汉语意思完成句子)Weneed_.,anothertenminutesorso/abouttenmoreminutes,文脉梳理,【1】看下表，然后迅速通读教材P542b的短文，完成以下表格：,ResearchBase,keeper,withexcitement,herownbabies,12,10kilosof,2,000,200,theimportance,morebambootrees,【2】本课时主要短语串联运用(用方框中短语的适当形式填空)Dingdingweighedabout1kilo1._，hewastheloveliestdogIveeverseen.Hewasblackandwhite，withbigandinnocent(无邪的)blackeyes，astout(结实的)andfurry(多毛的)body，andalongtail.,atbirth，upto，protectfrom，withexcitement，asfarasIknow，orso，eventhough，walkinto，diefrom，fallover,atbirth,Heatewell，weoftenfedhimwithriceandstones.Soattheageofone，hegrewupinto12kilos2._.Hewasmybestfellow(伙伴).EveryafternoonwhenIreturnedhomefromschool，hewouldranout3._insuchahurrythatsometimeshe4._meand5._！Dingdinggrewstrongerandstrongerastimewentby，asanadultdog，hebecameourbraveandresponsible(负责的)housekeeper.Whenevertherewerestrangerspassingby，hewouldbark(犬吠)aloud.Hereallydidagoodjobin6._us_anydanger.7._，weneverlostanyproperty(财产)since.Whatagreathelperhewas！,orso,withexcitement,walkedinto,fellover,protecting,from,AsfarasIknow/knew,Usually，anordinarydogcanlive8._1020years，butsadlyforourpoorDingding，he9._acaraccidentwhileplayingalongtheroadoneday，hewasonly8yearsoldthen.ImissDingdingalltheyears，andthethingis，Icanstillrememberhimwell10._hesbeenawayfromusfor20years，vividly.,upto,diedfrom,eventhough,习作乐园,水资源匮乏是世界上最大的难题之一。虽然全球70%被水覆盖，但只有1%是可以饮用的淡水。世界上的很多国家和地区都缺水。生活中有很多人不注意，污染了水源，使可用水更少。因此，如果我们不节约用水，那么最后一滴水也许会是我们人类的眼泪。以“ItsOurDutytoSaveWater”为题，写一篇文章说明节约用水的重要性。,要求：1.作文覆盖所有给出的要点，忌逐字翻译；2.分三段写，行文清晰、有条理；3.不少于80词(标题与开头已给出，不计入总字数)。ItsOurDutytoSaveWaterThelackofwaterisoneofthebiggestproblemsintheworld.Thoughwatercovers70%oftheearthssurface，freshwatercoversonly1%oftheearthssurface.Asweallknow，_,【1】思路点拨该篇习作以谈论节约用水的重要性为主线，先从对现状的分析再过渡到总结陈词。在写作过程中要明确以下几点：1.首先要阐明节约用水的重要性；2.再例举人们破坏、浪费水资源的做法；3.最后强调节约用水的必要性，与首段相呼应。,【2】粮草先行审题卡：,基本人称,第一人称,一般现在时,withoutwater,getlessandless,waterpollution,careabout,pourdirtywaterinto,beseriouslypolluted,thelastdropofwater,ateardropofus,【3】佳作欣赏ItsOurDutytoSaveWaterThelackofwaterisoneofthebiggestproblemsintheworld.Thoughwatercovers70%oftheearthssurface，freshwatercoversonly1%oftheearthssurface.Asweallknow，_,wecantlivewithoutwater.However，cleanwaterisgettinglessandlessbecauseofthewaterpollution.Buts