Unit+2+Wildlife+protection+Discovering+useful+structures+导学案 高中英语人教版（2019）必修第二册

励志格言：一寸光阴一寸金励志格言：一寸光阴一寸金第1页（共2页）励志格言：一寸光阴一寸金励志格言：一寸光阴一寸金第2页（共2页）英语学科英语学科学生课堂导学提纲（试卷编码：SWDX001）课题Unit2课时：discoveringusefulstructures编制人： 审阅人：班级： 姓名： 小组：我的深入思考和问题记录：评价：我的深入思考和问题记录：评价：【学习目标】通过观察例句中句子的形式，能够总结现在进行时被动语态的句型结构。通过观察例句中句子的形式，能够总结现在进行时被动语态的句型结构。通过感知理解句子的含义，能够发现现在进行时被动语态的意义和用法。通过练习，能够在真实语境中恰当正确应用现在进行时被动语态。通过观察例句，能够总结现在进行时被动语态的句型结构和意义【学习重点】通过观察例句，能够总结现在进行时被动语态的句型结构和意义【学科方法】观察发现归纳总结迁移运用【学习任务】导入：1.Thepassivevoice被动语态Thetreewasplantedbyus.(1)结构：_______________(2).意义：被动语态表示主语是动作的承受者。2.Thepresentcontinuoustense现在进行时WearehavinganEnglishclass.结构：___________________意义：表示说话时或现阶段某个动作正在进行。深度学习-掌握方法：Step2.Presentation呈现感知Observetheexamplesentencesandsummarizethestructuresofthepresentcontinuouspassivevoice.1.Alotofantelopesarebeinghuntedillegally.2.Animalshabitatsarenotbeingdestroyedashumanssearchformoreresources.3.Ismorelandalsobeingusedforgrowingcrops?4.Howmanyspeciesarebeingdriventoextinction?观察发现1.如句(1):现在进行时的被动语态肯定形式为:主语+________________________。2．如句(2):现在进行时的被动语态否定形式为:主语+_____________________。3．如句(3):现在进行时的被动语态的一般疑问句式为：______________________________。4．如句(4):现在进行时的被动语态的特殊疑问句式为：______________________________________。感知理解Underlinethepresentcontinuouspassivevoiceinthesentencesanddiscussthemeaningofthesentences.（Page18）Africanelephantsarebeinghunted.Whatisbeingdonetohelpthem?Whatmeasuresarebeingtakentohelpthem?现在进行时的被动语态的定义：_____________________________________________________（1）Mycomputerisbeingfixednow.意义1：______________________________________________________Anewlibraryisbeingbuiltinourschool.Itwillopennextyear.意义2：___________________________________________________总结归纳意义_________是动作的承受者,表示说话时或现阶段某个______________________________。2.结构形式结构肯定句否定句一般疑问句特殊疑问句Step3.PracticeFillintheblankswiththecorrectverbformsinbrackets.1.Smallbirds__________________(catch)withnets.2.Wildducks_______________(sell)atfoodmarkets.3.Fishandsnakes______________(kill)forfoodinrestaurants.二．Readandcompletethepassageaboutwildlifeprotectionwiththecorrectverbformsinbrackets.Thebalanceofnatureonourplanet________________(threaten)asalargenumberofspecies______________(drive)toextinction.Somescientistspredictthathalfofallourplantsandanimalswillbeextinctby2100.Thequestioniswhythesespecies___________________(endanger).Oneofthemainreasonsislossofhabitat.Animalhabitats___________________(destroy)ashumanssearchformorenaturalresourcestoconsume(消费).Moreland_________________(alsouse)forgrowingcropsorkeepinglivestock(家畜).Inaddition,massiveamountsofwaste_________________(produce)byhumans,whicharepollutinganimalhabitats.深度学习-掌握方法：当堂检测：LiuTaowouldliketoexpresshisconcernoverthewetlandinhishometown.Helphimfinishthepassagewiththepresentcontinuouspassivevoiceoftheverbsinbrackets.Inthewetlandofmyhometown,therearemanydifferentkindsofanimals,includingwildbirds,fish,snakes,insectsandsoon.WhenIwasinprimaryschool,Ioftenwenttherewithmyfriendstowatchthebirdsandstudythem.Thatwasaninterestingplaceforallofus.Butthingshavebeguntochangeinrecentyears.Smallbirds________________(catch)withnets.Wildducks_______________(sell)atfoodmarkets.Fishandsnakes_______________(kill)forfoodinrestaurants.Andevenworse,thewetland________________(destroy).Somepart__________________(cover)withnewhouses.Youcanseerubbisheve