八年级英语下册 Unit 7 What’s the highest mountain in the world（第5课时）课件 （新版）人教新目标版.ppt

情景引入 合作探究 课堂小结 随堂训练 unit7what sthehighestmountainintheworld sectionb 3a selfcheck 情景引入 let splayaguessinggame theyarehugeanimals theyliveinthesea theycansingsongs theycanjumphighoutofsea today wearegoingtolearnsomethingaboutanotheranimalwhichlivesintheocean haveyouheardaboutwhales theyarebeautifulseaanimals itisnowonderthatsomanystorieshavebeenwrittenaboutthem whales awhale beforewriting areportfromabcupto80whalesdiedafterbeingstrandedonkingislandinaustralia thenumberofdeadwhalesislowerthanthatinearlierreports whichsaidatleast100diedaftertheywerefirstnoticedstrandedsundayafternoon rescuersonkingislandhavesuccessfullyherdedalargenumberofwhalesouttosea australianbroadcastingcorporation abc radioreportedmonday 使搁浅 救援者 把 集中赶往 1 guessthemeaningofthebluewords 2 whatisthereportabout itisaboutwhalesdyingafterbecomingstrandedonkingislandinaustralia 3 isitgoodnewsorsadnews andhowdoyouknowthat sadnews weknowfromthewordsdied stranded whales whattheylooklike wheretheylive whattheyeat whattheycando 4 howmuchdoyouknowaboutwhales 3a readthefollowingwordsandphrasesaboutwhales puttheminthecorrectplaceinthechart rulesonwhaleprotection huge somekindshaveteeth liveinthesea eatsmallfishandothersealife jumphighoutofthewater singsongs waterpollution humanscatchwhalesformeat fatandoil whalepartssoldtomakethingslikecandlesandsoap learnmoreaboutwhales haverulesonwhaleprotection stopputtingrubbishintothesea 3b writeaparagraphaboutwhalesandwhytheyneedtobeprotected usetheinformationin3a whalesare theylivein theyeat theycan oneinterestingfactis anotherinterestingfactis somekindsofwhalesareindangerbecause weshouldprotectwhalesfrom ithinkpeopleshould shouldn t tip1 decideonthekindofthearticleyouwillwrite 谋篇布局 tip2 whilewriting rememberthesixfactsin3a tip3 writeagoodbeginning tip4 writeaperfectending tip5 writecleanlyandneatly 书写整洁干净 探究点一writingstratege sample therearemanykindsofanimalsintheworld buthaveyouheardofthewhale it sakindofmammal whalesarehugeandsomekindshaveteeth theyliveinthesea andtheyeatsmallfishandothersealife theycanjumphighoutofthewaterandsingsongs theyarealsoreallysmart butmoreandmorewhalesareingreatdangerbecauseofwaterpollution also humanscatchwhalesformeat fat oilandmoney somewhalepartsaresoldtomakethingslikecandlesandsoap sowhaleshavetobeprotected buthowcanweprotectthem firstly weshouldlearnmoreaboutwhales secondly weshouldstopputtingrubbishintothesea thirdly weneedtohaverulesonwhaleprotection doyouknowotherwaystoprotectwhales allofusplayaroleinprotectingthewhales protection n 保护 保卫protect v 保护 防卫 e g thedutyofparentsistoprovideprotectionfortheirchildren 父母的职责就是为孩子提供保护 我们应该保护好环境 weshouldprotecttheenvironment 探究点二languagepoints 3 oil n 油 使用油 石油 石油的价格一直在涨 e g thepriceofoilisalwaysrising e g alittlewomanwearshugeblackglasses 一位个子很小的女人戴着硕大黑色眼镜 2 huge adj 巨大的 极多的 形容词 副词最高级的构成规则 一般单词后加 estsmall smallestclever cleverest以不发音的e结尾的单词 直接加 estlarge largest3 在重读闭音节中 先双写末尾的辅音字母 再加 esthot hottest4 以 辅音字母 y 结尾的双音节词 把y改为i 加 estbusy busiest5 其他双音节词和多音节词 最高级在前面加mostimportant themostimportant 2 不规则变化good well best2 bad badly ill worst3 many much most4 little least5 far farthest furthest6 old oldest eldest 课堂小结 selfcheck 1 completethechart higher highest moredangerous mostdangerous longer longest morepopular mostpopular 随堂训练 2 matchtheverbsandobjects thenaddonemoreobjecttoeachlist 1 anelephantweighs few many timesmorethanadog 2 anadultpandacaneat much alittle morethanacat 3 canadaisa little lot lesscrowdedthanchina 4 atigeris much alittle strongerthanaman 3 circlethecorrectwordand orfillintheblankswiththecorrectformofthewordinbrackets thinking 哪些词可以修饰比较级 much alot far alittle abit alittlebit some any even makeaposteronwhales