Unit13We'retryingtosavetheearth!SectionA(1a-2d)1.重点单词:litter,bottom,fisherman,coal,ugly,advantage,cost,wooden,plastic,takeaway,bin2.重点短语:thebottomof,playapartin,makeadifference,cutdown,leadto3.重点句式:We'retryingtosavetheearth.Eventhebottomoftheriverwasfullofrubbish.Everyoneinthistownshouldplayapartincleaningitup.Iusedtobeabletoseestarsinthesky.Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture.1.重点短语和句型2.usedto的用法3.一般现在时和现在进行时的用法1.重点短语和句型2.usedto的用法3.一般现在时态和现在进行时态的用法一、预习课本P97-98新单词并背诵,完成下面的汉译英。1.乱扔;垃圾____________2.底部____________3.渔民____________4.煤块____________5.丑陋的____________6.优点____________7.花费____________8.木制的________________________________________________________________________9.塑料的;塑料____________10.外卖食物____________11.垃圾箱____________二、认真预习1a-2d找出下列短语和句型。1.……的底部________________________________________________________________________2.参与________________________________________________________________________3.起作用________________________________________________________________________4.减少;砍倒________________________________________________________________________5.导致________________________________________________________________________6.我们正在努力拯救地球。________________________________________________________________________7.甚至河底都充满了垃圾。________________________________________________________________________8.镇上的每一个人都应该参与到清扫河道的活动中来。________________________________________________________________________9.我过去能够在空中看到星星。________________________________________________________________________10.我们齐心协力就能带来变化,创造更加美好的未来。________________________________________________________________________Step1情景导入Teacher:Thereismoreandmorepollutionintheworldnow,suchasnoisepollution,airpollution,waterpollutionandsoon.Isthereanypollutioninyourhometown?Pleasediscusswithyourpartner.环节说明:由现在的人们面临的各种污染入手,让学生谈论自己身边的环境污染问题,既锻炼了学生的口语表达能力,又为本节课的学习做好铺垫。Step2完成教材1a-1c的任务1.小组内齐读1a中的单词或短语,然后两人一组互相提问单词。(3分钟)2.根据要求将1a中的单词按要求分类,完成后小组内互相交流答案。(3分钟)3.阅读1b的问题和句子,为听力做好准备。(2分钟)4.听录音,根据听力内容将1b句子补充完整,完成后集体核对答案。(3分钟)5.再听一遍录音,并跟读对话。(2分钟)6.结对练习1c中的对话,并请一些学生表演出他们的对话。(3分钟)7.模仿1c中的对话,根据1b中的听力信息,与同伴编练新对话,并邀请几组学生表演对话。(5分钟)参考案例A:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.B:Butitusedtobesoclean.A:Yes,butpeoplearethrowinglitterintotheriver.B:Everyoneinthistownshouldplayapartincleaningitup.8.小结训练。(3分钟)(B)1.Don'tpourwaterintothebottle,becauseithasbeen________water.A.fullwithB.fullofC.fillwithD.filledof(C)2.Thereismuchrubbish________thebottomoftheriver.A.inB.toC.atD.on(B)3.Some________wenttothebeachtoseewhathappened.A.fishermanB.fishermenC.fishermansD.fishermens(A)4.Everystudentshouldplayapart________keepingtheclassroomclean.A.inB.toC.atD.on环节说明:听说结合,第一时间向学生传达语言目标,通过对话练习和小结训练,使语言目标得以强化...