英语人教版九年级全册Unit13 SectionA 2a~2d.ppt

Unit13 Unit13We retryingtosavetheearth SectionA12a 2d Theearthispolluted 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 2a Listentotheinterview CirclethekindsofpollutionthatJasonandSusantalkabout landpollutionB airpollutionC noisepollutionD waterpollution 2b Listenagainandcompletethesentences 1 Theairisbadlypollutedbecausethereare ontheroadthesedays 2 Factoriesthatburncoalalso theairwithalotofblacksmoke morecars pollute 3 Thereisalsotoomuchrubbishandwaste People thingseveryday 4 Peoplearealsolitteringin likeparks Thisisturningbeautifulplacesintougly 丑陋 ones arethrowingaway publicplaces Usetheinformationin2aand2btorole playconversationsbetweenJasonandSusan 2c Theairhasbecomereallypollutedaroundhere I mgettingveryworried Yes Iusedtobeabletoseestarsinthesky Theproblemisthat Whatshouldwedotosavetheearth Turnoffthelightswhenyouleavearoom 关掉 stopridingincars stopusingpapertowelsornapkinsn 餐巾 餐巾纸 recyclebooksandpaper v 回收利用 再利用 2d Read2dandcompletethechart takethebus subwayorrideabikeinsteadofdriving bringabagtogoshopping nevertakewooden 木头的 chopsticksorplasticforkswhenbuyingtakeawayfood throwrubbishinthebins 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 外卖食物 food Iusetheonesathome Mmm Ithinksimplethingslikebringingabagtogoshoppingcanhelp Istarteddoingthatayearago Andremembertothrowrubbishinthebinsandkeeppublicplacescleanandbeautifulforeveryone Sotogether ouractionscanmakeadifferenceandleadtoabetterfuture 1 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 Languagepoints 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 readingthenewspapereveryday 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 ThenewdresscostLinda80yuan 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 3 000yuanforthenewcomputeryesterday spend paid 2 Sotogether ouractionscanmakeadifferenceandleadtoabetterfuture makeadifference to 表示 对 产生影响或作用e g LearningEnglishwellcanmakeadifferencetoyourfuture 学好英语会对你的前途有影响 Mak