八年级下册Unit7 SectionA（1a---1c）.ppt

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1、ChantGoodbetter,best,Neverletitrest.Tillgoodisbetter,Andbetterbest.好就要更好，更好就要最好，决不要让这个过程停止。追求好到更好，直到最好。Unit7What’sthehighestmountainintheworld?(SectionA1a---1c)AnXiaoyanGaoxinNo.1MiddleSchool7/25/2021TeachingGoal（教学目标）1.Talkaboutgeographyandnature.（谈论地理和大自然知识。）2.Thesuperlativeformsofadje

2、ctivesandadverbs（形容词副词最高级的构成）.3.Theusageofsuperlativedegreeofadjectivesandadverbs（形容词副词最高级的基本用法）.TopoftheWorld世界之最Whatisthehighestmountainintheworld?Qomolangma.8844.43metershighWhatisthebiggestdesertintheworld?TheSahara.about9,600,000squarekilometersinsizeWhatisthelongestriverintheworld?

3、TheNile.6671kilometerslongWhatisthedeepestofallthesalklakes?TheCaspianSea.1025metersdeepWhatisthelongestandthemostfamouswallintheworld?TheGreatWall.7/25/2021Whatcountryhasthelargestpopulationintheworld?China.7/25/2021What’stheearliestdictionaryintheworld?《ShuoWenJieZi》.1aMatchthefactsyou

4、know.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighTopoftheClass班级之最Who’sthemosthardworkingstudentintheclass?2.Who’sthetallestgirlstudentintheclass?4.Whodoesbestinmusic?3.Who’sthefunnieststudentintheclass?7/

5、25/2021high—highestlong—longestearly-earliestfunny—funniestlazy—laziest1.一般情况下加－est:2.以字母e结尾的形容词，加-st4.以“辅音字母＋y”结尾的双音节词，变“y”为“i”，再加-est.big—biggestfat—fattest形容词副词最高级构成（规则变化）large—largestfine—finest3.重读闭音节结尾，应先双写辅音字母，再加-est.5.部分双音节词或多音节词前面加—most.famous—mostfamoushardworking—mosthardworki

6、ng原级比较级最高级good/wellbetterbestbad/badlyworseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthest形容词副词最高级构成（不规则变化）好坏多少远给出下列形容词的最高级，并说出属于哪一种变化形式。1.thin7.little2.easy8.dangerous3.outgoing9.famous4.old10.late5.deep11.nice6.many12.funnyTestyourselfthinnesteasiestmostoutgoingl

7、atestoldestdeepestmostleastmostdangerousnicestmostfamousfunniest7/25/2021Qomolangmais______thananyothermountainintheworld.TheSaharais_________desertintheworld.TheCaspianSeais__________ofallthesaltlakes.TheNileis_________riverintheworld.1bhigherthebiggestthedeepestthelonge