英语人教版九年级全册unit13 SA1a--1c.ppt

初中英语人教版九年级上册 Unit13We retryingtosavetheearth SectionA 1a 2d Theearthispolluted Lead in airpollution Thefactoriesthatburncoalpollutetheairwithalotofblacksmoke n 煤炭 Factoriesputwasteintotheriver waterpollution mobilephonepollution litterv 乱扔n 垃圾rubbishwaste垃圾 废弃物 Peopleshouldthrowawaylitterinthebin n 垃圾箱 noisepollution Therearemorecarsontheroad 1a Herearesomewordsrelatedtodifferentkindsofpollution Writethemintheboxbelow Thenaddmorewords noisepollution airpollution waterpollution loudmusic planes mobilephones factories cars smoking ships factories littering rubbish buildinghouses buildinghouses 1b Listenandcompletethesentences reallydirty rubbish fish litter waste government closedown cleanup Listenagainandcheck thesentencesyouhear 1 Wecouldgofishingintheriver 2 Theriverwasreallydirty 3 Theriverhasalwaysbeenthenicestriverinthistown 4 Weshouldasktheteachersforhelp 1c Role playtheconversation Theriverwasdirty Eventhebottomoftheriverwasfullofrubbish Butitusedtobesoclean Yes butpeoplearethrowinglitterintotheriver Everyoneinthistownshouldplayapartincleaningitup Practice Makeconversationsusingthepollutionin1a Theriverhasalwaysbeenthenicestriverinthistown Yes itusedtobesoclean Whatcausedtheproblem ButIwastherelastweekendandtheriverwasreallydirty Factoriesarealsoputtingwasteintotheriver Peoplearethrowinglitterintotheriver Whatshouldwedo Yes everyoneinthistownshouldplayapart Weshouldwritetothegovernmentandaskthemtoclosedownthefactories Whatelsecanwedo Everyoneshouldhelptocleanuptheriver 1 We retryingtosavetheearth 我们正在竭尽全力拯救地球 trytodo tryone sbesttodo努力去做某事 e g Everystudentshouldtrytostudyhardinordertostudyinauniversity 为了进入大学学习 每个学生都应该努力学习 Languagepoints 2 Herearesomewordsrelatedtodifferentkindsofpollution berelatedto与 有关e g Iamnotrelatedtohiminanyway 我和他无任何关系 3 Everyoneinthistownshouldplayapartincleaningitup playapartin在 方面起作用e g Agooddietplaysalargepartinhelpingpeoplelivelonger 健康的饮食在帮助人们长寿方面起着非常大的作用 playapart在 中扮演角色e g HewasinvitedtoplayapartinthisTVplay 他被邀请参加这个电视剧的演出 4 Eventhebottomoftheriverwasfullofrubbish Yes butpeoplearethrowinglitterintotheriver litter和rubbish都可指 垃圾 用作不可数名词 rubbish指 没用的东西 被扔或将要丢弃的无用的东西 不可回收 litter指 室内或公共场所 乱扔的废物 纸屑 不要的包装纸 废瓶等 还可回收 e g Throwtherubbishout 把垃圾扔出去 Theroomisfullofrubbish 房间里堆满了垃圾 Pickupyourlitterafterapicnic 野餐后将废弃物收拾好 stopusingpapertowelsornapkins 餐巾 餐巾纸 recyclebooksandpaper 回收利用 Role playtheconversation JasonandSusan whatareyourideasforsolvingtheseproblems Yeah orrideabike Thereareotheradvantages 优点 ofbikeriding It sgoodforhealthanditdoesn tcost 花费 anything Well tocutdownairpollution weshouldtakethebusorsubwayinsteadofdriving Greatideas Whataboutwastepollution Me too Also Inevertakewoodenchopsticksorplastic 塑料 forkswhenIbuytakeaway 外卖食品 food Iusetheonesathome Mmm Ithinksimplethingslikebringingabagtogoshoppingcanhelp Istarteddoingthatayearago Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone Sotogether ouractionscanmakeadifferenceandleadtoabetterfuture Thisisturningbeautifulplacesintouglyones turn into 把 变成 e g Theicyrainseemedliketoturnintosnow 渐渐地冻雨又变成雪花的模样 Languagepoints 2 It sgoodforhealthanditdoesn tcostanything costv 花费 使付出指花费金钱 主语通常是物 cost的过去式和过去分词均为cost e g ThenewshirtcostMrWang200yuan 王先生花了200元买了新衬衫 Howmuchdoesthenewcomputercost 新电脑花了多少钱 take spend pay costtake spend pay和cost都可以表示 花费 但它们的用法各有不同 1 take多表示花费时间 常用于Ittakessb sometimetodosth 这一句型中 其中it作形式主语 e g Itusuallytakesme40minutestocookthedinner 2 spend多表示花费时间和金钱 主语通常是人 常用于sb spend s sometime moneyonsth 和sb spend s sometime money in doingsth 两种句型 e g Davidspent2 000yuanonthenewmachine Myfatherspendsanhour in watchingthenewsonTVeveryday 3 pay多表示花费金钱 主语通常是人 常用于sb pay s somemoneyforsth 句型 e g Tommypaid20yuanforhisbreakfastyesterday 4 cost多表示花费金钱 主语通常是物 常用于sth cost s sb somemoney 句型 e g ThenewdresscostLinda88yuan 根据句意用take spend pay或cost的适当形式填空 1 Thatnewcar themlotsofmoney 2 Mona 50yuanonthebooksjustnow 3 Itusually meanhourtodomyhomework cost spent takes 4 Youshould sometimepractisingyourpronunciation 5 Mybrother 6 000yuanforthenewcomputeryesterday spend paid 3 Sotogether ouractionscanmakeadifferenceandleadtoabetterfuture makeadifference to 表示 对 产生影响或作用e g Doyouthinkhiswordswouldmakeanydifferencetothefinaldecision 你认为他的话会对最后的决定产生影响吗 ThenewteacheralwaysencourageslittleTom Thishasmadeabigdifferencetohim 新来的老师总是鼓励小汤姆 这对他影响很大 用动词的适当形式填空 1 We retrying save theearth 2 Thereusedto be cleanandbeautiful 3 Therearetoomany for tocatch fish 4 It sbad