仁爱英语八年级上Unit4Topic1SectionA完整ppt课件

.,OurWorld,UNIT,4,Whatsthestrongestanimalonthefarm?,Topic1,SectionA,八年级上册,阳明二中刘志慧,.,Learningaims(学习目标)：,学习新单词和短语sky,river,clear,beauty,nature,thinkabout.学习用比较级和最高级来描述物体。学习形容词比较级和最高级的规则变化。,.,爸爸去哪儿音频和照片s.,Wherearewegoing,Dad?,.,countryside,city,Wecanenjoythebeautyofnatureinthecountryside.,Theairisfresherinthecountryside.,.,Theriverisclear.,river,adj.清澈的,.,Theriverisclearinthecity.,Theriverisclearerinthecountryside.,.,sky,Theskyisblue.,.,Theskyisblueinthecity.,Theskyisbluerinthecountryside.,.,noisy,quiet,Thecityisnoisy.Thecountrysideisquiet.,Thecityisnoisierthanthecountryside.,Thecountrysideisquieterthanthecity.,.,Thesupermarketis_inthecity.Thesupermarketis_inthecountryside.Thesupermarketis_inthecity.,big,bigger,small,.,1a,Lookandsay.,fresherbusierbluertallerbiggerclearernicerquieternoisier,.,Read1aandfillintheblanks.,Michael:Hey,WangWei,whatareyou_?WangWei:Oh,Imthinkingaboutlifeinthecountryside.M:Doyoulikethecountryside?W:Yes,Ilikeitverymuch_theairisfresher,theskyisbluer_theriversareclearerthere.M:Ithinkthecountrysideis_quieter_thecity,too.Peoplecanenjoythebeautyof_there.W:MygrandmalivesinthecountrysideandIgothereformysummerholidayeveryyear.M:_!,thinkingabout,because,and,much,than,nature,Thatmustbefun,.,countryside,Theairisfresh.,Theskyisblue.,Thetreesaregreen.,Theriverisclear.,Itsquietinthecountryside.,.,Theairisdirty.,Theriverisdirty.,city,Thebuildingsaretall.,Theroadsarewide.Thetrafficisbusy.,Itsnoisyinthecity.,.,Theairinthecountrysideis_Theskyinthecountrysideis_Theriverinthecountrysideis_Thetreesinthecountrysideare_thanthoseinthecity.Its_inthecountrysidethaninthecity.,thanthatinthecity.,greener,quieter,fresher,bluer,clearer,.,LuXuzhaoistall.HuangFengfanistallerthanLuXuzhao.,.,ChenMengzhuistall.HuangLansiistallerthanChenMengzhu.GaoXiaoqianisthetallestofthethree.,.,FindYourFriend,clearerclearest,noisiernoisiest,bluerbluest,biggerbiggest,nice,tall,fat,short,lazy,strong,busy,cute,hot,cold,long,dirty,happy,brave,strongshortcoldtalllong,nicebravecute,lazybusyhappydirty,fathot,.,单音节及部分双音节形容词比较级（-er）和最高级（-est）的规则变化:,1.一般在词尾直接加er:clearclearer-clearest2.以e结尾的单词去e加er:bluebluer-bluest3.以辅音字母加y结尾的单词，把y改成i,再加er:noisynoisier-noisiest以重读闭音节结尾，且末尾只有一个辅音字母的单词，双写末尾的辅音字母，再加er:bigbiggerbiggest(fat,thin,red,hot),.,重读闭音节三要素（1）一个元音字母后跟一个或几个辅音字母，他们组成的音节必须是重读音节;如：apple（2）以一个辅音字母结尾；如：fish（3）元音字母发短元音。,.,写出下列形容词的比较级和最高级。,short_small_large_late_happy_easy_hot_hard_cute_dirty_,shortershortest,smallersmallest,largerlargest,laterlatest,happierhappiest,easiereasiest,hotterhottest,harderhardest,cutercutest,dirtierdirtiest,.,1.TonythinksChineseis_thanmath.A.easyB.easyerC.easierD.easiest2.Catsaremuch_thandogs.A.cuterB.cuteC.cutest3.Theriversinthecountrysidearecleanerthan_inthecity.A.thisB.thatC.theseD.those,Exercises:,C,A,D,.,Summary:,1.Welearnthewords:sky,river,clear,beauty,nature2.