Unit7SectionB(3a-SelfCheck)公开课课件人教版八年级英语下册

Unit7What’sthehighestmountainintheworld?SectionB3a-SelfCheckTheyarehugeanimals.Theyliveinthesea.Theycansingsongs.Theycanjumphighoutofwater.Theyareverycleverandalsoveryfriendly.whales/weɪlz/n.

鲸Canyouguesswhattheanimalis?Howmuchdoyouknowaboutwhales?What(looklike)Where(live)What(do)What(eat)hugeSomekindshaveteethintheseasingJumphighoutofthewaterEatsmallfishandothersealifeWhydosomeofthemhavetobeprotected?1.Humanscatchwhalesformeat,fatandoil.6.Waterpollution.12.Whalespartssoldtomakethingslikecandlesandsoap.Pre-writingWhatdotheylooklike?

Wheredotheylive?

Whatdotheyeat?Whatcantheydo?

Whydosomeofthemhavetobeprotected?

Howcanweprotectthem?Classify1.Humanscatchwhalesformeat,fatandoil2.Eatsmallfishandothersealife3.Jumphighoutofthewater4.Rulesonwhaleprotection5.Huge6.Waterpollution7.Liveinthesea8.Somekindshaveteeth9.Learnmoreaboutwhales10.Stopputtingrubbishintothesea11.Singsongs12.Whalepartssoldtomakethingslikescandlesandsoap5,8723,111,6,124,9,10Whatdotheylooklike?

Wheredotheylive?

Whatdotheyeat?Whatcantheydo?

Whydosomeofthemhavetobeprotected?

Howcanweprotectthem?Howtowriteanexpositionaboutwhaleprotection.Para.1BasicinformationaboutanimalPara.3WaystoprotectthemPara.2ReasonsforprotectionStructureofthepassagePara.1Para.2Para.3BasicinformationReasonsforprotectionWaysofprotection人称：第一，三人称时态：一般现在时Howtowriteanexpositionaboutwhaleprotection.Whaleprotection3bWriteaparagraphaboutwhalesandwhytheyneedtobeprotected.Usetheinformationin3a.Thenmakeaposter.BasicinformationWhalesare…Theylivein…Theyeat…Theycan…

Oneinterestingfactis…Anotherinterestingfactis…ReasonsforprotectionSomekindsofwhalesareindangerbecause…WaysofprotectionWeshouldprotectwhalesfrom…Ithinkpeopleshould/shouldn’t…Part1：BasicinformationFillintheblankswiththeinformationin3a.Whalesare_____________________________Theyliveinthe___.Theyeat_________________________.Theycan______.Oneinterestingfactis___________________________________,anotherinterestingfactis_______________________________________.thattheycanjumphighoutofwaterthattheycansingsongshuge,andsomekindshaveteeth.smallfishandothersealifeseaswimCompare(比较)1.Whalesarehuge.2.Whalesthebiggestandheaviestanimalsintheworld.3.Itissaidthatwhalesarehuge.Writingskills:活用句型Practice:活用句型1.它们找不到足够的食物吃。（Itisadjforsbtodo...）Itisdifficultforthemtofindenoughfoodtoeat.Theycan’tfindenoughfoodtoeat.2.鲸鱼能跳出水面很高。（感叹句）Whalescanjumphighoutofwater.Howhighcanwhalesjumphighoutofwater!Usefulsentences1.Itissaid/reported/believedthat据说/据报道/人们相信2.Itisadjforsbtodo...做某事对某人而言...4.含比较级，最高级的句型3.宾语从句，状语从句5.动名词作主语6.倒装句，感叹句写作中并不是句子越长越好，要注意长短句结合Part2：Reasonsforprotection1.Humancatchthemformeat,fatandoil.2.Humansellwhalepartstomakecandlesandsoap.3.Humansputrubbishintothesea.Conjunctions

连词3b.Somekindsareindangerbecause...1.表原因：because,becauseof2.表结果：asaresult,sothat3.表递进：what’sworse,what’smore,inthemeanwhile,moreover,one...theother/anotherPracticeUseconjunctionstomakethereasonsintoapassage.1.Humancatchthemformeat,fatandoil.2.Humansellwhalepartstomakecandlesandsoap.3.Humansputrubbishintothesea.3b.Somekindsareindangerbecause...Onereasonisthathumanscatchwhalesformeat,fatandoil.Anotherreasonisthathumansellwhalepartstomakecandlesandsoap.What’smore,humansputrubbishintothesea.Asaresult,thenumberofwhalesissmallerandsmaller.Part3:WaysofprotectionmakerulesonwhaleprotectionstopputtingrubbishintothesealearnmoreaboutwhalesFirstlyFinallySecondlyWeshouldprotectwhalesfromkilling.Ithinkpeopleshould/shouldn’t...IthinkpeoleshouldIthinkpeoleshouldIthinkpeoleshould1.Ithinkpeoleshouldlearnmoreaboutwhales.(hadbetter)Practice:WaysofprotectionToprotectthewhales,we’dbetterlearnmoreaboutthem.2.Ithinkpeoleshouldlearnmoreaboutwhales.(whynot)Whynotlearnmoreaboutwhales?3.rulesonwhaleprotection.(makingrules)Makingrulesonwhaleisagoodwaytoprotectthem.Don’tforgetthepurposeofwritingLet’sworktogethertosavewhales!Savinganimalsissavingourselves.Nodeal,nokill!Let’srefusetopurchasethingsmadeofwhales.没有买卖，就没有杀戮。我们应该拒绝购买鲸鱼制品Don’twaituntiltoolate.Writing:SavingthewhalesPara.1Para.2Para.3Basicinformation鲸鱼的基本信息Reasonsforprotection需要保护的原因Waysofprotectionandcallonpeopletofollow保护方式以及呼吁人们人称：第一，三人称时态：一般现在时WhaleprotectionWhile-writingSouthChinaTigerisakindoftigerthatlivesmainlyinsouthernChina.ItisyellowandblackwitharoundheadandIthasshortearsandalongtail.Itrunsfastandlikeseatingallkindsofanimals.However,thenumberofSouthChinaTigersisbecomingsmallerandsmaller.Peoplekillthemfortheirfurandbones.Besides,peopledestroytheirhabitatbecauseofhuman’sactivities.Wecanmakeadifferencebysettingupaspecialfundorganizationtohelpthem.Nodeal,nokill!Let’srefusetopurchasethingsmadeoftigersbecauses