Unit9Theworld’shighestmountainis8844metershighSectionB简介：[学案]府前中学初四年级（上）Unit9SectionB主备人耿素岩[来源:学科网]课题：Unit9Theworld’shighestmountainis8844metershigh.课时：第三课时听说课(SectionB1a—2C)学习目标：掌握比较等级的表达法:①as+形容词或副词原形+as表示"前者和后者在某一方面程度相同"②not+as(so)+形容词或副词原形+as表示前者在某一方面不及后者[来源:学科网ZXXK][来源:学§科§网Z§X§X§K]③比较级前加程度状语如:muchstillevenfaralotalittlethreeyearsfivetimes20%等[来源:学,科,网]重点难点：1.运用所学知识捕捉听力信息。2.运用比较级来描述身边的事情预习导航：1．识记单词厘米__________n.蝴蝶__________n.鲸鱼__________n.毫米__________n.2.想想形容词和副词是如何变比较级和最高级。(1)cool_________________warm________________(2)heavy_________________healthy________________(3)large__________________late________________(4)thin__________________hot________________[来源:Zxxk.Com][来源:Z.xx.k.Com](5)delicious__________________popular_______________有哪些是特殊变化的？试着写下：good/well________________bad/ill_______________many/much________________far_______________little_________________3.试着写几个可以加在比较级前的程度状语。______________________________________________________________________________________________4.预习检测:参考课本，写出下列短语长于十厘米__________[来源:学科网]多于十倍大小_________少于一半尺寸___________5.请写出你的疑点(词或句子)______________________________________________________________________________________学习过程：学习任务一：预习交流[来源:学科网ZXXK]１．情景任务：同桌之间总结形容词和副词比较级和最高级的变化规律如：______________________________________________________________________________________________________2.小试身手：[来源:学科网]1）.Inmyreport,thereare________(many)studentswholikepopmusicthanthosewholikebluemusic.2）.IthinkMusicRadiois______(popular)thanTheGreatWallRadiostation3）thisbookhas_____(good)storythanthatone.[来源:学科网]学习任务二：目标语一as…as,morethantentimesthan,notas…as,tencentimeterslongerthan等比较用语的学习1.动口动手：完成1a练习,然后口头交流答案。2．动耳动手：Step1听录音，完成2a注意:lessthan,morethanhalfthesizeof[来源:学科网ZXXK][来源:学科网]Step2再听录音，完成2b[来源:学科网]Step3再听录音，在横线上填空Listentothetapeandcompletetheconversation[来源:学&科&网Z&X&X&K]Teacher:Doesanyoneknowhow________acatis?[来源:Z*xx*k.Com]Boy:Ithinkanordinarycat________aboutafewkilosTeacher:Andhow________doesaninsectweigh?Girl:Onlyafewgrams,I’msure.[来源:学.科.网]Teacher:Right.So…acatweighsmany________morethananinsect.Girl:Andwhataboutthedifferencein________betweenadogandagiantpanda?Teacher:Well,itdependsonwhatkindsofdog.ButIwouldsaythatabigdogisjustlessthanhalfthesizeofagiant________.[来源:学+科+网]Boy:Ihaveaquestion!Ismanthe________livinganimalintheworld?Teacher:No,that’sagiantturtle.Butamancanlivefornearly________yearsnowadays.That’squitelong.Boy:Andhow_______canabutterflylive?Canitlieaslongasaman?Teacher:No,abutterflyonlylivesforthreedays.[来源:学+科+网]Girl:Whata________life!Teacher:Yes,manyinsectshaveshortlives.3.动耳动口：Step1听录音跟读（注意语音语调）Step2和你的同伴一起来练嘴巴，完成2ｃ[来源:学*科*网Z*X*X*K]1).Readthedialogueandactitoutinpairs.2).Makesimilardialogueusingtheinformationinactivity1.5．4.动脑动笔：1.JohnSmithis____ofthetwoyoungmen.AstrongBstrongerCthestrongerDthestrongest2.Mybrotheris____thanI.Aoldertwoyea...
