英语人教版八年级下册Unit7第一课时.ppt

Unit7Whatsthehighestmountainintheworld?,SectionA1a-1c,LanguageGoal:Talkaboutgeographyandnature,Qomolangma,theNile,theCaspianSea,theSahara,Whoistallerthanothers?,thetallest,taller,Completethechart.,higher,highest,heavier,heaviest,bigger,biggest,morepopular,mostpopular,Newwords,squareskwen.平方；正方形；广场,metermi:t(r)(=metre)n.米；公尺,deepdi:padj.深的；纵深的,Qomolangmatm,la:m珠穆朗玛峰,theNilenal尼罗河,theSaharasha:r撒哈拉沙漠,theCaspiankspnsea里海（世界最大的咸水湖）,desertdeztn.沙漠,Qomolangma珠穆朗玛峰,Whatsthehighestmountainintheworld?,theNile尼罗河,longest,theCaspianSea里海,deepest,theSahara撒哈拉沙漠,desert,biggest,Canyoureadthesenumbers?8,4485,6544,3219,54323,34534,66643,23367,321,英文表达数字时可以从右往左，三位一逗号，逗号从右往左分别对应的是：thousand,million,billion.1207210472,Matchthefactsyouknow.,1a,squarekilometer=km2squaremeter=m2英语表示“.有多长（宽，高）”时，一般将基数词和度量单位放在表示长宽高的形容词前。基数词+meters/kilometers+adj.(long/wide/high/deep等）How+high/deep/long/wide+be+主语？,HowhighisQomolangma?,Qomolangma,QomolangmaIts8844.43metrshigh.,TheNileIts6671kilometerslong.,TheNile,HowlongistheNile?,TheCaspianSea,TheCaspianSeaItis1025metresdeep.,HowdeepistheCaspianSea?,TheSaharaItisabout9600000squarekilometresinsize.,TheSahara,HowbigistheSahara?,Listenandcompletethesentences.,1.Qomolangmais_thananyothermountainintheworld.2.TheSaharais_desertintheworld.3.TheCaspianSeais_ofallthesaltlakes.4.TheNileis_riverintheworld.,higher,thebiggest,thedeepest,thelongest,1b,注意！,Qomolangmaishigherthananyothermountainintheworld.注意：此句是比较级表达最高级的含义。anyother+单数名词“其它任何一个”例如：李明是他们班上最高的一个学生。LiMingistallerthananyotherstudentinhisclass.=LiMingisthetalleststudentinhisclass.,注意！,TheCaspianSeaisthedeepestofallthesaltlakes.注意：用于最高级表达范围的介词：of,in,among例如：在这三个中LiMing是高的。LiMingisthetallestofthethree.,Usetheinformationin1btomakeconversations.,Practice,1c,A:Whatisthehighestmountainintheworld?B:Qomolangma.A:Howhighisit?B:Its8844.43metreshigh.,Summingup（总结）Newwords:square-平方；正方形；广场meter-米；公尺deep-深的desert-沙漠Phrases:squarekilometre数词+metresdeep/long/highanyothermountainintheworldofallthelakesImportantsentences:1.TheNileis6671kilometreslong.2.Qomolangmaishigherthananyothermountainintheworld.3.TheCaspianSeaisthedeepestofallthesaltlakes.,YaoismuchtallerthanPan.much,alittle,abit,even,far等词可用来修饰比较级,课后延展,原级：.和.一样as+adj./adv+as例如：（1）你和我一样高。Youareastallasme.（2）我的英语和你的英语一样好。MyEnglishisasgoodasyours.（3）我能和你跑得一样快。Icanrunasfastasyou.,Quickcheck(1)Mybrotheris_moreoutgoingthanme.A.manyB.littleC.much(2)Theexperimentwas_easierthanwehadexpected.A.moreB.muchmoreC.much(3)Iftherewerenoexaminations,weshouldhave_atschool.A.thehappiesttimeB.amorehappiertimeC.amuchhappiertime(4)Travelingbytrainisexcitedthanarushedtripbyair.A.muchB.alittleC.farmore(5)这部电影和那部电影一样有趣。（asas）(6)这件红大衣和那件蓝色大衣一样长。(asas),C,C,C,C,Thisfilmisasinterestingasthatone.,Theredcoatisaslongastheblueone.,Talkwithyourpartner,talkaboutyourclassmates,thenmakeareportlikethis:Inourclass,_isthetallestboy._isthetallestgirl._jumpsf