九年级英语unit13,Section A 2a-2dPPT教学课件.ppt

Unit13 SectionA2a 2d 1 LanguageGoal Talkaboutpollutionandenvirnmentalprotection 2 Objectives Totalkaboutairpollution waterpollutionandsoundpollution Tothinkaboutwaysofprotectingtheenvironment Tolearnthenewwords advantage scientific 3 SectionA1b Tony Hey Mark maybewecouldgoswimmingintheriverlaterthisafternoon Mark Idon tthinkIwanttogo Tony Tony Whynot Mark Iwastherelastweekendandtheriverwasreallydirty Eventhebottomoftheriverwasfullofrubbish andtherewerenomorefishforfishermentocatch Tony Noway Itusedtobesoclean Infact ithasalwaysbeenthenicestriverinthistown 4 Mark Notanymore Ithinkpeoplearethrowinglitterintotheriver Factoriesarealsoputtingwasteintotheriver Tony That sterrible Weshouldwritetothegovernment Theyshouldclosedownthefactories Mark Goodidea ButIthinkeveryoneinthistownshouldhelptocleanuptheriver too Everyoneshouldplayapart notjustthegovernment 5 基础预习写出下面单词的意思ugly cost plastic coal advantage wooden takeaway bin 6 把下面的短语与汉语意思连起来 makeadifferencecutdownleadtobefullofplayapartin 导致起作用减少参与充满 7 2a Listentotheinterview CirclethekindsofpollutionthatJasonandSusantalkabout A landpollutionB airpollutionC noisepollutionD waterpollution 8 1 Theairisbadlypollutedbecausethereare ontheroadthesedays 2 Factoriesthatburncoalalso theairwithalotofblacksmoke 3 Thereisalsotoomuchrubbishandwaste People thingseveryday 4 Peoplearealsolitteringin likeparks Thisisturningbeautifulplacesintouglyones morecars pollute arethrowingaway publicplaces 2b Listenagainandcompletethesentences 9 SectionA2a2b Interviewer Todaywe retalkingtoJasonandSusanaboutenvironmentalproblems JasonandSusan canyoutellusaboutsomeoftheproblemsyou veseen Jason Ithinkoneproblemisthattheairisbadlypolluted Ihardlyeverseeblueskiesanymore Susan Yes andIusedtoseethestarsclearly Interviewer Whatdoyouthinkhascausedthisproblem Susan Well therearemorecarsontheroadthesedays 10 Jason Andfactoriesthatburncoalalsopollutetheairwithalotofblacksmoke Interviewer Whatotherproblemsdoyousee Susan Iguessthere stoomuchrubbishandwasteinthestreets Jason Yes Everydaypeoplearethrowingawaythingslikewoodenchopsticks plasticbowlsandplasticbags Susan They realsolitteringinpublicplaces forexample duringpicnicsinparks Thisisturningbeautifulplacesintouglyones Interviewer You reright Theseareseriousproblemsforourenvironment Next let stalkaboutthethingswecandotohelp 11 Usetheinformationin2aand2btorole playconversationsbetweenJasonandSusan 2c 12 2d Read2dandcompletethechart takethebus subwayorrideabikeinsteadofdriving bringabagtogoshopping usechopsticksorforksathome throwrubbishinthebins 13 SectionA2d Interviewer JasonandSusan whatareyourideasforsolvingtheseproblems Jason Well tocutdownairpollution weshouldtakethebusorsubwayinsteadofdriving Susan Yeah orrideabike Thereareotheradvantagesofbikeriding It sgoodforhealthanditdoesn tcostanything Interviewer Greatideas Whataboutwastepollution 本句中Tocutdownairpollution是动词不定式作目的状语 cutdown 意为 减少 是 动词 副词 结构的短语 后面所带的宾语为名词时 宾语可以位于down的前面或后面 为代词时只能位于down前面 You dbettercutthearticledowntoabout2000words cut后接off into up in的不同 cutoff切断 切除cutinto把 切成 cutup切碎cutin插队 14 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 ThenewshirtcostMr Wang200yuan 王先生花了200元买了新衬衫 Howmuchdoesthenewcomputercost 新电脑花了多少钱 15 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 16 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 17 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 18 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 19 4 Youshould sometimepractisingyourpronunciation 5 Mybrother 6 000yuanforthenewcomputeryesterday spend paid 20 Susan Mmm Ithinksimplethingslikebringingabagtogoshoppingcanhelp Istarteddoingthatayearago Jason Me too Also InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood Iusetheonesathome Susan Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone Interviewer 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 21 用方框中所给词的适当形式填空 1 Don tthrow 垃圾 everywhere 2 Inwinter manypeopleburn 煤 tokeepwarm 3 Thepolicefoundabodyatthe 底部 ofthelake 4 The 花费 oflivinginbigcitiesisveryhigh 5 Hekeepsarabbitinabig 木制的 box cost wooden coal bottom litter 22 1 He gooutwithhisparents butnowhe stayingathomealone A useto isusedtoB isusedto usedtoC useto usedtoD isusedto isusedto2 Theinterestingbook me10yuan A tookB paidC spendD cost Choosethebestanswer A D 23 3 Wemustdosomethingusefulto pollution A cutoffB cutupC cutdownD cutin4 Smokingcan lungcancer you dbettergiveitup A workonB leadtoC takeawayD putout C B 24 5 Whatarethe ofbikeriding Itcanhelpcutdownairpollution A advantageB reasonsC resultsD ideas A 25 6 Doyoutakeexerciseeveryday Yes Ialways thirtyminutesaftersupper AspendBcostCtakeDpay7 I 300yuanforthebi