Unit3ConservationTopicTalk課件高中英語(yǔ)北師大版選擇性

Unit3Conservation

TopicTalkWatchthevideo:Natureisspeaking1Arecoral(reefs)livinganimalsorplants?Why?2Whyarecoralreefsoftencalledtherainforestsofthesea?3Whataresomeofthethreatstocoralreefs?4Ifcoral(reefs)werespeakingtoyou,whatwouldtheysay?Warming-upThink

and

share:教材分析本課是本單元的起始課，起到了激活主題“環(huán)?！毕嚓P(guān)背景知識(shí)的作用，并為本單元后面的教學(xué)內(nèi)容做了話題、詞匯以及思維的鋪墊，啟發(fā)學(xué)生思考，屬于“人與自然”主題語(yǔ)境下的“環(huán)境保護(hù)”主題群。第一個(gè)聽(tīng)力材料介紹了環(huán)保的重要性及如何進(jìn)行環(huán)保的一些措施；第二個(gè)聽(tīng)力材料以犀牛為例介紹了保護(hù)瀕危動(dòng)物的必要性和緊迫性；最后是幾則關(guān)于環(huán)保的著名引言。教學(xué)目標(biāo)

在本課學(xué)習(xí)結(jié)束時(shí)，學(xué)生能夠：用所學(xué)知識(shí)談?wù)搶?duì)環(huán)保的認(rèn)識(shí)及如何在環(huán)保事業(yè)中做出自己應(yīng)有的貢獻(xiàn)。教學(xué)重難點(diǎn)【教學(xué)重點(diǎn)】1.能夠談?wù)搶?duì)于環(huán)保的認(rèn)識(shí)以及如何保護(hù)環(huán)境。2.能夠了解如何保護(hù)瀕危動(dòng)物，并對(duì)環(huán)保的名言名句進(jìn)行討論，發(fā)表不同看法。【教學(xué)難點(diǎn)】用所學(xué)知識(shí)談?wù)撍膭t環(huán)保方面的名言名句，用具體實(shí)例或數(shù)據(jù)支撐自己的觀點(diǎn)。WatchthevideoHowdoesthemandestorytheearth?Warming-upNamesomehumanactivitiesthathaveanimpactontheenvironment.Farmfarm,work,travel,live,hunt,fish,construct,destroyanimalhabitats…Whatneedstobeprotected?FarmtheEarth,plants,oceans,forests,animalsandtheenvironment,ourplanet,ourland…WhatarethewayswehumansdestroyNature?theuseofoilandcoal,plasticwaste,drivingcars,overdevelopingnaturalresources,cuttingdownforests,mining,buildingnewchannelsintheseaandfactoriesontheland,creatingpollutionwithchemicalwaste…Whatpositiveactionsshouldwetaketoprotectourplanet?reducetheamountofwasteweproduce,reusepreviouslyuseditems,recycletheusedthingsthantoburnthem,helpsaveenergyandresources,cutdowntheuseofunrecyclableplastic,playourpart,usecarsless,cycleandwalkmoreListeningIreallyfeelstronglythatweneedtochangethewaywe______inordertoprotect

.Icanseethat

isoneofthebiggestthreatstoourplanet.Weallneedto

.liveourplanettheuseofoilandcoalrecycleandreducetheamountofwasteListentothedialogueandcompletethesentences.Listentothedialogue.Answerthequestions.1.WhyisDr.Bradshawworkingonprotectingrhinos?Rhinosareindanger.Somepeopleincorrectlythinkrhinos’hornsareusefulinmedicineandillegallyhuntthem.Makingeveryoneknowthathuntingtheseanimalsisillegalandthattheseamazinganimalsarepartoftheworldwelivein.Therewillbenorhinosleftintheworldin20years.3.WhatdoesDr.Bradshawsuggestdoing?4.Whatmayhappen,ifwedon’tdosomethingnow?2.Whatdopeopledotorhinos?Listening名人名言IIIConservationisastateofharmonybetweenmenandland.—

AldoLeopold守護(hù)是一種人與土地間和諧相處的狀態(tài)。——奧爾多·利奧波德，美國(guó)作家、哲學(xué)家、環(huán)境保護(hù)主義者ConservationmeansthewiseuseoftheEarthanditsresourcesforthelastinggoodofmen.—GiffordPinchot守護(hù)意味著合理利用地球和資源來(lái)造福人類。——吉福德·平肖，美國(guó)林學(xué)家、林學(xué)教育家，被尊為“美國(guó)國(guó)有林之父”名人名言IIIEnvironmentalpollutionisanincurabledisease.Itcanonlybeprevented.—BarryCommoner環(huán)境污染是不治之癥。它只能被預(yù)防。——巴里·康門勒，美國(guó)生物學(xué)家、生態(tài)學(xué)家Takewi