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Unit4Natural DisastersSection BDiscovering UsefulStructures教学设计科目英语课题Section BDiscovering UsefulStructures课时1课时教学目标与核心素养知识目标Identify restrictiverelative clausesand explorethe structuresand thepragmatic functionof restrictiverelative clauses.能力目标Sum upthe usageof relativepronouns.情感目标Use restrictiverelative clausesto describepictures ofdisasters.教学重难点教学重点Sum upthe usageof relativepronouns.教学难点:Use restrictiverelative clausesto describepictures ofdisasters.课前准备多媒体,黑板,粉笔教学过程
一、Pre-class
1.Greeting
2.Leading-in教师*舌动Find andunderline therestrictive attributiveclauses in the sentencesbelow.The Tangshanearthquake wasa terribleexperience thatmy greatgrandma cannotforget.The couplewho livenext tous volunteeredto helpafter thevolcano eruption.The supplieswhich wereprovided tothe disasterarea werecollected fromaround thecountry.Mr Liis anarchitect whosedesigns forthe newtown havewon praise.There weredeep cracksthat appearedin thewell walls.Eleven kilometersdirectly belowthe city,one of the mostdeadly earthquakesof the20th centuryhad begun,a quakethat evencaused damagemore than150kilometers awayin Beijing.Two thirdsofthepeople wholived therewere deador injured.The numberof peoplewho werekilled orbadly injured in thequake wasmore than400,
000.Soon afterthe quakes,the armysent150,000soldiers toTangshan todig outthose who were trappedand tobury thedead.Workers builtshelters forsurvivors whosehomes hadbeen destroyed.活动目的
二、While-class教师活动教师讲解本课语法定语从句
一、定义
1.在主从复合句中,对某一名词或代词起修饰作用的从句叫定语从句被修饰的名词或代词叫先行词,引导定语从句的词叫关系词
2.关系词分为关系代词that,which,who,whom,whose,as等和关系副词when,where,why等两类
二、关系代词引导的定语从句
1.who引导的定语从句[合作探究]The childrenwho wereinjuredin the caraccident arebeing treatedinthehospital now.目石,在车祸中受伤的孩子们正在医院接受治疗Danny wasthe manwhowerescued fromthe ruins.丹尼是我们从废墟中救出来的那个人[自主发现1]who指人,在定语从句中可以充当主语、宾语
2.whom引导的定语从句[合作探究]Rose isthe personwho/whom youshould careabout.罗丝是你应该关心的人The boywhomthe teacheroften praisesis theirmonitor.老师经常表扬的那个男孩是他们的班长[自主发现2]whom指人,在定语从句中作宾语,可省略,也可用who代替
3.whose引导的定语从句[合作探究]I knowthe personwhose housewas destroyedintheearthquake.我认识那个人,他的房子在地震中被摧毁了He livesin aroom whosewindow facesnorth•他住在一个窗子朝北的房间里[自主发现3]whose既可以指人,也可以指物,表示“所属”关系,whose在定语从句中作定语
4.which引导的定语从句[合作探究]The youngman wasvery happyto getback thegold ringwhichhe hadlost on the train.刃B个年轻人领回了在火车上丢失的金戒指,非常高兴The littlegirl ishaving anapple whichis bigand red.小女孩正在吃一个又大又红的苹果[自主发现4]which指物,在定语从句中作主语、宾语,作宾语时可省略
5.that引导的定语从句[合作探究]The numberof peoplethat/who cometo visitthis cityeach yearreaches onemillion.每年来参观这座城市的人数达100万that指人,作主语The suitcasethat/which liesontheground ishers.地上放的那个手提箱是她的that指物,作主语[自主发现5]that既可指人,也可指物,在定语从句中作主语、宾语或表语,作宾语时可以省略习惯上指人多用who/whom替代,指物多用which替代[名师提醒]⑴关系代词指代先行词在定语从句中充当主语、宾语、定语或表语,因此定语从句中不能再出现关系代词所替代的名词或代词2关系代词在从句中作主语时不能省略,作宾语时可以省略
三、After-class教师活动限制性定语从句小结
1.作用修饰和限制先行词
2.结构先行词+关系词+从句先行词被定语从句修饰的词关系词关系代词that,which,who,whom,whose*关系副词where,when,why主语who/that which/that宾语whom/who/that which/that关系代词可省定语whose whose“某人的/某物的”。