人教新目标八下unit7全单元课件.ppt
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人教新目标八下unit7全单元课件.ppt
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Unit7,Unit7Whatsthehighestmountainintheworld?
大多数形容词有三个级。
1.原级:
Structure:
as.as.像.一样e.g.TimisastallasTom.2.比较级(用于两者之间的比较):
Structure:
形容词比较级than.e.g.Thisboxisbiggerthanthatone.,形容词和副词的比较级和最高级,3.最高级(用于三者或三者以上的比较):
Structure:
the+形容词的最高级of/in.e.g.Tomistheheaviestinourclass.Heisthemostpopularinourschool.,规则变化1)一般情况下,单音节或双音节的形容词/副词比较级er,最高级est。
如:
clevercleverercleverestfewfewerfewestsmallsmallersmallest等。
形容词、副词的比较级和最高级规则变化和不规则变化,2)以e结尾的词,比较级r,最高级st即可。
如:
nicenicernicestcutecutercutestlargelargerlargest3)以辅音字母y结尾的变y为ier或est如:
easyeasiereasiesthappyhappierhappiest再如:
early,busy,heavy,dirty,lazy也如此。
4)重读闭音节,单辅音结尾的,双写这个辅音字母er或est的词:
fatfatterfattestthinthinnerthinnesthothotterhottestredredderreddestwetwetterwettestbigbiggerbiggest,5)多音节和部分双音节的词需要在形容词原级前more构成比较级,themost构成最高级。
如:
beautifulmorebeautifulthemostbeautiful又如:
delicious,popular,important,interesting,expensive,creative双音节的词如:
carefulmorecarefulthemostcarefulusefulmoreusefulthemostuseful,少数单音节词也是这样,如:
pleasedmorepleasedthemostpleasedtiredmoretiredthemosttiredb)不规则变化:
goodbetterbestwellbetterbestbadworseworstmany/muchmoremost,farfartherfarthest(距离远)farfurtherfurthest(程度深)oldeldereldest(长幼)oldolderoldest(年龄),三者或三者以上相比,表示最高程度时,用“the+最高级”的结构表示。
这种句式一般常有表示比较范围的介词短语。
例如:
ZhangHuaisthetallestofthethree.Heworks(the)hardestinhisclass.,最高级的用法,比较级考点比较级修饰问题alittle,abit,even,still,much,alot,far等可修饰比较级。
e.g.TomisalittletallerthanJim.Thisbookismuchmoreinterestingthanthatone.,中考链接,同级比较e.g.TheweatherinBeijingiscolderthanthatinXian.Ourschoolisbiggerthanyours.the+比较级e.g.Lucyisthefatterofthetwogirls.,“a/an+比较级”表示“又一,再一”e.g.Lilyhasadoll,butshewantsabiggerone.隐性比较(没有than的情况)e.g.Whorunsfaster,LucyorLily?
Youdbettercomeearliernexttime.Heworkedhardlastterm,butheworksevenharderthisterm.,越来越.比较级+and+比较级b.the+比较级+句子,the+比较级+句子e.g.Itsgettingcolderandcolder.Themoreyouexercise,thebetteryouare.,2.最高级考点说明:
形容词的最高级前必须加the;副词的最高级前省略the。
范围问题e.g.Tomisthetalleststudentintheclass.Springisthebestseasonoftheyear.,“.之一”问题e.g.Beijingisoneofthebiggestcitiesintheworld.“the+序数词+最高级”e.g.Ithinkheisthesecondtallestboyinhisclass.,3.比较级和最高级的转换e.g.Tomisthetalleststudentintheclass.=Tomistallerthananyotherstudentintheclass.=Tomistallerthanalltheotherstudentsintheclass.=NootherstudentsaretallerthanTom.,同级比较as+adj./adv.+ase.g.SheisasthinasLily.HewritesascarefullyasLinda.not+as/so+adj./adv.+ase.g.TonydidntrunsofastasCarter.,1.Ourfamilyhasboughtacarsowecantravel_thanbefore.(2008陕西)mosteasilyB.lesseasilyC.easilyD.moreeasily2.Myfathertoldmeastorylastnight.Itis_oneIveeverheard.(2009陕西)thefunniestB.funniestC.funnierD.thefunnier,学以致用,D,A,3.The_friendsyouhave,the_youwillbe.(2010陕西)A.more,happyB.many,happyC.more,happierD.many,happier4.Whenheheardacryforhelp,heranoutas_ashecould.(2011陕西)hardlyB.quicklyC.finallyD.slowly,C,B,5.ThisplaceisnotbigenoughforLucysbirthdayparty.Weshouldfinda_one.(2012陕西)bigB.smallC.biggerD.smaller,C,SectionA11a2d,Presentation,squaren.平方,metern.米,deepadj.深的,desertn.沙漠,populationn.人口,Asian.亚洲,tourv.n.旅行,touristn.旅行者,walln.墙,amazingadj.令人大为惊奇的,ancientadj.古代的,wideadj.宽的;宽阔和,Doyouknowtheseinterestplaces?
Qomolangma,Qomolangmarunsalongtheborder(边境)betweenChinaandNepal.Itiscoveredwithsnowalltheyearround.Its8844.43high,thehighestintheworld.Its26kilometerslong.,TheNileisthelongestriverintheworld.Itsmorethan6600kilometerslong.Itrunsthrough9countries,itsoneofthelargestriverflows(流)throughtheinternationalstatesintheworld.,TheNile,TheCaspianSea,TheCaspianSeaisthebiggestlakeintheworld.ItliesintheborderbetweenAsiaandEurope.,TheSaharaisthebiggestdesertintheworld.Itislocated(位于)inthenorthernAfrica.,TheSahara,TheYangtzeRiveristhethirdlongestriverintheworld,thefirstAsianrivers.Its6211.31kilometerslong.ItrunsintotheEastSeainShanghaifinally.,TheYangtzeRiver,Whichisthehighestmountainintheworld?
WhichisthelongestriverinAsia?
.,Talkaboutthesepicturesinpairs.,1aMatchthefactsyouknow.,Practiceinpairslikethis:
A:
Whichistheinthe?
B:
Practice,8,844metershigh.8,844米高metershigh(long,wide)米高(长,宽)。
英语表示“有多长(宽,高)”时,一般将数词和数量单位放在表示长宽高的形容词前作状语。
e.g.Thewallis1.7metreswide.,Explaination,A:
HowhighisQomolangma?
B:
Its8,844metershigh.,Practice,Thebiggestdesertintheworldisabout8,000,000squarekilometersinsize.,HowbigistheSahara?
Itsabout8,000,000squarekilometersinsize.,1bListenandcompletethesentences.,1.Qomolangmais_thananyothermountainintheworld.2.TheSaharais_desertintheworld.3.TheCaspianSeais_ofallthesaltlakes.4.TheNileis_riverintheworld.,higher,thebiggest,thedeepest,thelongest,2aListenandnumberthefacts(1-4)intheorderyouhearthem.,6,3005,0005,464300,_TheYangtzeRiverisabout_kilometerslongandtheYellowRiveris_kilometerslong._Chinahasthebiggestpopulationintheworld.ItsalotbiggerthanthepopulationoftheUS._Chinaisover_yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_yearsold._ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.,4,2,1,3,2bListenagainandfillintheblanksin2awiththenumbersinthebox.,6,3005,0005,464300,_TheYangtzeRiverisabout_kilometerslongandtheYellowRiveris_kilometerslong._Chinahasthebiggestpopulationintheworld.ItsalotbiggerthanthepopulationoftheUS.,6,300,5,464,_Chinaisover_yearsold.IthasamuchlongerhistorythantheUS.TheUSisnoteven_yearsold._ChinaisalmostasbigastheUS,butitisthebiggestcountryinAsia.,5,000,300,2cMakeconversationsusingtheinformationin2a.,A:
DidyouknowthatChinaisoneoftheoldestcountriesintheworld?
B:
Yes,Idid.itsmucholderthanmycountry.,Practice,A:
DidyouknowthatYangtzeRiveristhelongestriverinChina?
B:
Yes,Idid.Its6,300meterslong.B:
Wow!
Thatslong!
中国的长城共有近一万公里,东起河北秦皇岛的山海关,西到嘉峪关,这是明代修筑长城的两个最大关口,北京境内的长城有600余公里,比较著名的有八达岭长城、金山岭长城、司马台长城、慕田峪长城、居庸关长城和箭扣长城等。
TheGreatWall,2dReadtheconversationandanswerthequestions:
1.Whichisthebiggestman-madeobjectsintheworld?
2.WhichisthemostfamouspartoftheMingGreatWall?
TheGreatWall.,Badalingpartofthewall.,feelfreethemostpopularquestiontalkabouttheMingDynastytheancientemperorsthemainreasonasfarasIknowtheMingGreatWall,Importantphrasesandsentences.,Howlongisthewall?
Itsabout8,850kilometerslong.Thismakesitthelongestwallintheworld.Itsthemostfamouspart.,Homework,A:
Tomemorizetheimportantphrasesandsentences.B:
Tomakesomedialoguesaboutaskingthesizeofobjects.,SectionA23a-3c,Whichisthehighestmountainintheworld?
WhichisthelongestriverinAsia?
Revision,freezingadj.极冷的;冰冻的,naturen.大自然,thickadj.厚的;浓的,Newwords,WhatdoyouknowaboutQomolangma?
TalkaboutQomolangmainpairs.,Pre-reading,自读文章,在书中划出重点、疑点后,翻译下列短语。
先独立完成,后小组商议。
1.最危险的山峰2.世界上最危险的运动之一3.登山(名词短语)/(动词短语),themostdangerousmountain,oneoftheworldsmostdangeroussports,mountainclimbing/climbmountains,Reading,4.来自世界各地的登山者5.横亘于中国的西南边界6.在所有的山峰中7.厚厚的云层,theclimbersfromallovertheworld,runalongthesouthwesternpartofChina,ofallthemountains,thickclouds,8.更为严重的困难9.寒冷的天气状况和强劲的暴风雪10.首次到达珠穆朗玛峰顶的人,moreseriousdifficulties,freezingweatherconditionsandheavystorms,thefirstpeopletoreachthetopofQomolangma,Readthearticleandmatcheachparagraphwiththemainideas.,Paragraph1spiritofclimbersParagraph2achievementsofclimbersParagraph3factsanddangers,3a,Oneofthemost_sportsintheworldismountain_,andoneofthemost_placestogoforthisistheHimalayas.Theseextremelyhigh_attract_fromallovertheworld.Manypeoplesaythisisoneofthemost_partsoftheworld.,Accordingtothepassage,fillintheblanks.,dangerous,climbing,popular,risk,climbers,famous,TheHimalayas_alongthe_borderofchina.Ofallthepeaks(tops),Qomolangmaisthe_andmost_.Its_toclimbQomolangmabecausethickclouds_thetopofthemountain.Evenmoreserious_includethefreezing_conditionsandthe_storms.,runs,southwestern,highest,famous,thehardest,cover,difficulties,weather,heavy,Thefirst_toreachthetopofQomolangmaTenzingNorgayandEdmundHillarydiditin1953.ThefirstChineseclimber_thetopin1960,andin1975,thefirst_didittoo.,people,reached,woman,Readthearticleagain,andanswerthefollowingquestions.,1.WhatamountainisHimalayas?
2.WhyisitdangeroustoclimbQomolangma?
3.WhendidthefirstChinesereachthetopofQomolangma?
Itsoneofthemostpopularplacesformountainclimbing.,Becausethickcloudscoverthetopandsnowcanfallveryhard.,In1960.,Readthearticleagainandcompletethechart.,3b,Answerthequestionsusinginformationfromthearticle.,1.WherearetheHimalayas?
2.HowhighisQomolangma?
InthesouthwesternpartofChina.,8,844.43metershigh.,3c,3.Whydosomanypeopletrytoclimbthismountaineventhoughitisdangerous?
4.Whatdoesthespiritoftheclimberstellus?
Becausepeoplewanttochallengethemselvesinthefaceofdifficulties.,Weshouldnevergiveuptryingtoachieveourdreams.,TheYellowRiverislong.TheYangtzeRiverisalot_thantheYellowRiver.TheNileis_ofall.,longer,thelongest,Makesentencesusingtheinformationintheforms.,Exercise,TheYangtzeRiverisnot_long_theNile.=TheYangtzeRiverisnot_thantheNile.,asas,longer,MountTaiishigh.MountHuangisalittle_thanMountTai.Qomolangmais_ofall.,MountTaiisnot_high_Qomolangma.=MountTaiisnot_thanQomolangma.,higher,thehighest,asas,higher,1.ThepopulationofSingapore
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