北师大版高中英语选择性必修第一册UNIT3 Section Ⅲ Period1课件

Period1

UNIT3

CONSERVATION主题语境人与自然——人类生存、社会发展与环境的关系SectionⅢ

WRITINGWORKSHOP&READINGCLUB阅读WRITINGWORKSHOP中的材料，选择最佳答案。1．Whatisthemainpurposeoffactoryfarming？A．Tokeepanimalsinbuildings．B．Toincreaseproduction．C．Tosufferfromlessdiseases．D．Tousefewerworkers．课时练案课文整体教学√2．Whatistheopinionofopponentsaboutfactoryfarming？A．Itisalotcheaperthantraditionalfarming．B．Itprovidesmorefoodforaworldpopulation．C．Itcostsmuchlessthanorganicfarming．D．Itisnotfriendlytotheanimals．3．Whatisthewriter'sattitudetowardsfactoryfarming？A．Positive． B．Critical．C．Approval． D．Unhappy．√√Thetestwillinvolveansweringquestionsaboutaphotograph．考试将需要回答一些关于一张照片的问题。1．involvevt．包含，需要[知识拓展](1)involvedoingsth. 包含/需要做某事involvesb.in(doing)sth. (使)某人参加，加入(做某事)be/getinvolvedin/with 参加，参与；专心于beinvolvedwith... 与……关系密切(2)involvementn．

参与；加入；沉迷[即学即练]单句语法填空①Paintingtheroominvolved_______(move)outthepiano．②IfIwereyou，Iwouldn'tgetinvolved________theirproblems．movingin/withThecruelboythrewstonesatthefrogs．那个残忍的男孩向青蛙投掷石头。2．crueladj．残忍的[知识拓展]becruelto 对……残忍itiscruelofsb.todosth. 某人做某事太残忍了cruellyadv．

残忍地；残暴地crueltyn．

残忍；残暴[即学即练]单句语法填空①Amotherwhoiscruel__herchildisunnatural．②Itmakesherangrytoseeagoodbreedofsheepbeingtreated_______(cruel)．③Mercytotheenemiesmeans_______(cruel)tothepeople．tocruellycrueltyGivemeaninstanceofwhatyoumean．举个例子说明你的意思。3．instancen．例子，实例[知识拓展]forinstance 例如attheinstanceof 应……的要求，经……的请求inthisinstance 在这种情况下inthefirstinstance 最初，首先[即学即练]单句语法填空①Someofmybookshavesoldwell．Mymostrecentone，___instance，sold100，000copies．②___thefirstinstance，aletterfromyouremployermaybeallyouneed．③Icamehere__theinstanceofDrJekyll．

forInatTheyclaimedtherewardforworkingforhim．他们要求得到为他工作的报酬。4．claimvt．声称；断言；主张

n．声称；(根据权利而提出的)要求[知识拓展]claimagainst (根据……)有权利要求得到claimfor 声称/宣布……属于makeaclaimfor 对……提出要求claimtodosth. 认定做某事claimtobedoingsth. 认定正在做某事claimtohavedonesth. 认定做了某事claimthat... 认定……[即学即练]单句语法填空/完成句子①Ashippingcompanyhasmadeaclaim___thecostofsalvagingasunkenship．②Norcanhe____________________theoutdoorshoppingcentre．他也没有认定是他发明了户外购物中心。③Thesettlers________theland______theirs．殖民者声称土地是他们的。

forclaimtohaveinventedclaimedtobeTheexpensescametoanenormoussum．开支总数巨大。5．sumvt．概括，总结n．金额，款项；总数[知识拓展]sumup 概括，总结insum 简言之；总而言之do/work/makesums/asum 计算，做算术题[即学即练]单句语法填空①GerardwillopenthedebateandIwillsum__．②Mymeaning，__sum，isthatyoumuststay．③IgetamentalblockeverytimeItrytodo_____(sum)inmyhead．upinsums(教材p.66)Stormshavebeengettingworseeverywheretoo，withmorehurricaneshittingtheUSandCentralAmerica．暴风雨愈发肆虐，越来越多的飓风袭击美国和中美洲。with复合结构[句式分析]句中withmorehurricaneshittingtheUSandCentralAmerica是with的复合结构，形式为with＋宾语＋宾语补足语，这一结构在句中可作状语也可作定语。在这一结构中，作宾补的可以是形容词、副词、介词短语、动词-ing形式、过去分词短语、不定式等。[例1]Don'tstandwithyourhandsinyourpockets．站着的时候别把双手插在口袋里。[例2]Hestoodbeforehisteacherwithhisheaddown．他低着头站在老师面前。[即学即练]单句语法填空/完成句子①Iwon'tbeabletogoonholidaywithmymother_____(be)ill．②Shelikestosleep_____________________．她喜欢开着窗户睡觉。③Holmesand