(新人教版)英语九年级全册：Unit 13 全单元ppt课件(223页).ppt

Unit13We retryingtosavetheearth 我们正试图拯救地球 SectionA1a 1c 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 不同种类的污染 noisepollution airpollution waterpollution loudmusic planes mobilephones factories cars smoking ships factories littering rubbish buildinghouses buildinghouses 垃圾 乱扔 轮船 工厂 移动电话 1b Listenandcompletethesentences reallydirty rubbish fish 问题是什么 充满 不再 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 翻译 水污染空气污染噪音污染努力去做某事充满 的底部把 扔进 参与 在 方面起作用过去常常打扫干净 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 丑陋的 ones arethrowingaway publicplaces Role playconversationsbetweenJasonandSusan 2c Theairhasbecomereallypollutedaroundhere I mgettingveryworried Yes Iusedtobeabletoseestarsinthesky Theproblemisthat 现在完成时 能 Whatshouldwedotosavetheearth Turnoffthelightswhenyouleavearoom 关掉 stopridingincars stopusingpapertowelsornapkins 餐巾 餐巾纸 recyclebooksandpaper 回收利用 2d Read2dandcompletethechart takethebus subwayorrideabikeinsteadofdriving bringabagtogoshopping usechopsticksorforksathome throwrubbishinthebins 解决问题 Role playtheconversation JasonandSusan whatareyourideasforsolvingtheseproblems 主意 观点 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 sbadforenvironmenttouse wood chopsticks Makeaposter Theearthisbadlypolluted Pleasemakeaposterandthinkofwhatwecando Savetheearth Homework 1 Copythenewwordsandrememberthem 2 Readthelisteningmaterialsof1b 2a SectionA23a 3b TranslatethesesentencesintoEnglish 1 甚至河底都满是垃圾 2 这个镇上的每个人都应该参与清扫 Eventhebottomoftheriverwasfullofrubbish Everyoneinthistownshouldplayapartincleaningitup 3 骑自行车有其它的优点 4 我买外卖食品时从来不拿木筷子和塑料叉子 Thereareotheradvantagesofbikeriding InevertakewoodenchopsticksorplasticforkswhenIbuytakeawayfood Theearthisbadlypolluted Whatshouldwedotosavetheearth Warmingup Let stakeaction 采取行动 Turnoffthelightswhenyouleavearoom Recyclebooksandpaper Takebusesinsteadofdrivingcars Therearesomeanimalsareendangered Weshoulddosomethingtoprotecttheanimalsandtheenvironment Savetheearth Savetheanimals 濒临灭绝的 Thezoosprovidehomesformanyendangeredanimals 1 Haveyoueverseenashark 鲨鱼 2 Whatdoyouknowaboutsharks Discusswithyourpartner southernChina 70million over90percent WildAidandtheWWF 3a Readthepassageaboutsharksandcompletethefactsheetbelow 鱼翅汤 交易 下降 反对 猎翅 1 Asharkcannolongerswimandslowlydies 鲨鱼不能再游泳然后慢慢死掉 nolonger意思是 不再 e g I mnolongerastudent 有两个短语和nolonger同义 即not anylonger和not anymore 但他们侧重的方面不同 Languagepoints 我不再是个学生了 nolonger和not anylonger侧重时间 e g Henolongerliveshere Hedoesn tlivehereanylonger 他不在这儿居住了 一个时间以前他住在这儿 过了这个时间 他就离开了 not anymore侧重程度和数量e g Youcandrinknomore Youcan tdrinkanymore 你不能再喝了 喝酒的量到了一定程度 不能再继续下去了 2 Thismethodisnotonlycruel butalsoharmfultotheenvironment 这种方法不但残忍而且对环境有害 notonly butalso 用于连接两个表示并列关系的成分 着重强调后者 其意为 不仅 而且 其中的also有时可以省略 e g Shenotonlyplayswell butalsowritesmusic 她不但很会演奏 而且还会作曲 Notonlymenbutalsowomenwerechosen 不仅仅是男的 女的也有被选中的 若连接两个成分作主语 其谓语通常与靠近的主语保持一致 e g Notonlyyoubutalsohehastoleave 不只是你 他也得离开 notonly放在句首 后接句子时要用倒装结构 e g Notonlyhadthepoormanbeenfined butalsohehadbeensenttoprison 这个可怜的人不仅被罚款 而且还被送进了监狱 beharmfulto对 有害e g Smokingisharmfultothehealth 吸烟有害健康 Playingcomputergamesmuchisharmfultostudents 电脑游戏玩太多对学生有害 3 Sharksareatthetopofthefoodchainintheocean secosystem 鲨鱼位于海洋生物系统食物链的顶部 atthetopof在 最高地位 用最高 最大 的 速度 声音等 Heshoutedatthetopofhisvoiceinorderthathemightbeheard 他尽力大声叫喊 以便别人能听见 4 Iftheirnumbersdroptoolow itwillbringdangertoalloceanlife 如果它们的数目降至过低 会给所有海洋生物带来危险 此句复数形式的numbers表达全海洋中鲨鱼的总量 当表示数值的高或低时 number要用high或low修饰 3b Readthepassageagainandfillintheblankswiththewordsinthebox Manypeopledonotrealizetheyarekillingawholeshark theyenjoyabowlofsharkfinsoup 2 Sharksareatthetopofthefoodchain iftheirnumbersdrop theocean secosystemwillbeindanger when so 3 Manythinkthatsharksaretoostrongtobeendangered theyarewrong 4 therearenoscientificstudiestosupportthis alotofpeoplebelievethatsharkfinsaregoodforhealth 5 Sharksmaydisappearoneday wedonotdosomethingtostopthesaleofsharkfins but Although if adj 科学上的 科学的 Retellthepassageaccordingtothewordsbelow Homework Write5measurestoprotecttheenvironment SectionA3GrammarFocus 4c Revision 不同种类的污染2 河底3 把垃圾扔到河里4 在 中起作用 differentkindsofpollution thebottleoftheriver throwrubbishintotheriver playapartin I Checkifyouknowthesephrases 5 在中国南部6 对 有害7 在 顶部8 海洋生态系统 insouthernChina beharmfulto atthetopof theocean secosystem II Translatethesentences 1 甚至是河底都满是垃圾 2 这个方法不仅残酷还对环境有害 Eventhebottomoftheriverwasfullofrubbish Thismethodisnotonlycruel butalsoharmfultotheenvironment 3 鲨鱼处于海洋食物链的顶部 4 许多人相信鱼翅对健康有好处 Sharksareatthetopofthefoodchainintheocean secosystem Alotofpeoplebelievethatshark sfinsaregoodforhealth Payattentiontothesentences 1 We retryingtosavetheearth 2 Theriverusedtobesoclean 3 Theairisbadlypolluted 4 Noscientificstudieshaveshownthatsharkfinsaregoodforhealth 5 Weshouldhelpsavethesharks Presentprogressive usedto Passivevoice Presentperfect GrammarFocus Modalverbs 现在进行时 PresentProgressive 结构 be am is are v ing标志词 Look Listen now rightnow e g Look Theboyiscrying 定义 表示说话时 瞬间 正在进行的动作 也表示目前或现阶段正在进行的动作 Whatafinedaytoday Look Whataretheydoing Exercise usedtodosth 表示过去常常做某事 而现在往往不做了 后接动词原形 beusedtodoingsth 表示习惯于做某事e g Iusedtogetupatsixo clock Joeisusedtodrinkingacupofcoffeeeverymorning usedtodo与beusedtodoing Translation 1 她过去常常周末和朋友闲逛 Sheusedtohangoutwithfriendsonweekends 2 他习惯于每天晚上睡得很晚 Heisusedtostayingup Exercise 被动语态 Passivevoice 定义 表示主语是动作的承受者 即行为动作的对象的一种语态 结构 be 过去分词e g Anewschoolwasbuiltlastyear Ourclassroomiscleanedeveryday 去年 一所新学校修建了 我们的教室每天都打扫 TranslatethesentencesbyusingPassivevoice 1 刚才一些老年人参观了博物馆 2 工人们使用不同种类的机器工作 Themuseumwasvisitedbysomeoldpeoplejustnow Differentkindsofmachinesareusedtoworkbytheworkers Exercise 结构 has have 过去分词标志词 already yet ever never since for e g Ihaven tfinishedmyhomeworkyet 定义 表示动作已经完成 但对现在造成影响 或者表示从过去某一时间开始一直延续到现在并还可能持续下去的动作 现在完成时 PresentPerfect Completethefollowingsentences I be inBeijingfortwoyears 2 I never hear ofthatmanbefore 3 Tom work theresincetwoyearsago havebeen have heard hasworked Exercise 4 Thetwins wash theclothesforanhour 5 He play basketballsincethreeyearsago 6 Howlong Sally sing yet havewashed hasplayed has sung 1 情态动词本身有一定的词义 表示说话人的情绪 态度或语气 但不能单独作谓语 只能与其他动词构成谓语 常见的有 can could may might must need shall should will would 等 情态动词 2 情态动词无人称和数的变化 后接动词原形 否定式是在情态动词后面加not 个别情态动词有过去式形式 可用来表达更加客气 委婉的语气 e g Kencanclimbupthetresslikeakoala Tracycouldrideabicyclewhenshewasfiveyearsold Youmustn tplaywithfire Itisdangerous Translation 1 我们不能在教室里吃东西 2 首先你必须完成作业 3 他现在不可能在家 4 她一定知道这个问题的答案 Exercise Wecan teatintheclassroom Youmustfinishyourhomeworkfirst Hecan tbeathomenow Shemustknowtheanswertothisquestion 4a Fillintheblankswiththecorrectformsoftheverbsinbrackets Joe youever take partinanenvironmentalproject Eric Yes Ihave I help withaClean UpDaylastyear Itwas consider thebiggestclean upprojectthiscity ever have Have taken helped considered had had 参加 Joe Howmanypeople take part Eric I think morethan1 000people come tohelpout Joe That sfantastic Iguesseveryoneinthiscityis try toimprovetheenvironment Eric Yes wecan taffordto wait anylongertotakeaction took think came trying wait v 承担得起 后果 买得起 4b Fillintheblankswiththeappropriatemodalverbsfromthebox People thinkthatbigthings bedonetosavetheearth Manyforgetthatsavingtheearthbeginswithsmallthings Forexample you save may might must can canwouldcouldhavetoshouldmustmay might electricitybyturningoffthelightswhenyouleavearoom You alsousereusablebagsinsteadofplasticbags Ithinkit sagreatideathatyounow payforplasticbagsinsomestores Andinsteadofdrivingtoschoolorwork you rideyourbikeorwalk Ifit sfar you takethebus Allthese could haveto can should can could 关掉 adj 可重复使用的 付费 付出代价 smallthings addupandbecomebigthingsthat improvetheenvironment Let stakeactionnow could would can 采取行动 4c Makealistofthingsthatpeoplecandotohelptheenvironmentanddiscussyourlistwithyourpartner usepublictransportation n 交通运输 turnoffthelightswhenyouleavearoom usereusablebagsinsteadofplasticbags rideyourbikeorwalktoschoolorwork stopusingpapernapkins 餐巾纸 recyclebooksandpaper Discussion Ithinkthateveryoneshouldusepublictransportation Idisagree It sdifficultforparentswithyoungchildrentousepublictransportation 1 Wecan taffordtowaitanylongertotakeaction affordv 承担得起 提供 给予affordtodosth 常与can beableto连用 买得起 有足够的 e g Wecan taffordtopaysuchaprice 我们付不起这个价钱 Dancingaffordsuspleasure 跳舞给我们带来快乐 2 saveelectricitybyturningoffthelightswhenyouleavearoom turnoff关掉e g Pleaseturnthetelevisionoffbeforeyougotobed 睡觉前请关掉电视 turnaround转身turnup调高 音量 turndown调低 拒绝turninto变成 进入turnon打开 发动turnoff关掉 关闭turnouttobe结果是turnover移交 拓展 turn相关短语 Finishtheexercisesintheworkbook Unit13 Unit13 We retryingtosavetheearth SectionB11a 2e Don tusepapernapkins n 餐巾纸 Warmingup Howcanwedotohelpsavetheearth Youcanhelpreducepollutionbyputtingthatsodacaninadifferentbin 减少 Leaveyourcarathome Takeabusorrideyourbiketowork Turnoffthelightswhenyouleavearoom Turnofftheshowerwhileyouarewashingyourhair recyclebooksandpaper v 回收利用 再利用 Whatcanwedotohelpsavetheearth Ranktheseitemsfromtheeasiest 1 tothemostdifficult 5 stopridingincars recyclebooksandpaper turnoffthelightswhenyouleavearoom turnofftheshowerwhileyouarewashingyourhair don tusepapernapkins 5 4 1 3 2 1a 回收利用 再利用 餐巾纸 Recyclingpaperisreallyeasy Iagree Butit shardtostopridingincars 1b Compareyouranswersin1awithyourpartner Listenandcheck thethingsthatJuliaandJacktalkabout 1c 1d Listenagain Check thethingsthatJuliaisdoingnow thethingsshewilldointhefutureandthethingsshewouldneverdo 现在 在未来 决不 从不 Role play 1e Wereallyshouldn tusepapernapkins youknow Iknow Istoppedusingthemlastyear Makeaconversationusingtheinformationfromthechartabove Saywhatistrueforyou Youshouldturnofftheshowerwhenyou rewashingyourhair Oh Iwouldneverdothat Ihaveveryshorthair itonlytakesafewminutestowash Weshouldtakeourownbagswhenwegoshopping Oh that seasy I lldothatfromnowon presidentn 负责人 主席 总统 workn 音乐 艺术 作品 metaln 金属 Presentation Lookatthetitleandthepicturesin2b Canyouguesswhatthepassageisabout 2a Rethink Reuse Recycle Reading Readthepassageandanswerthequestions WhoisAmyHayes 2 Howmanypeoplearementionedinthepassage Whoarethey SheisaunusualwomanintheUK Three TheyareAmyHayes JessicaWongandWangTao AmyHayes windowsanddoorsofoldbuildingsthathavebeenpulleddownanoldboatrocksoldglassbottles n 瓶子 ahouse Readthepassageandcompletethechartbelow 2b JessicaWong WangTao oldclothes especiallyoldjeans bags iron n 铁 andothermaterialsfromoldcars beautifulartpieces Didshewinanaward Whatwasitfrom 2 Wheredidherwindowsanddoorscomefrom Readparagraph2andanswerthequestions Yes shedid ItwasfromtheHelpSaveOurPlanetSociety Theycamefromoldbuildingsaroundhertownthatwerepulleddown 她住在英国 房子是她自己用废弃物建造而成 3 Whatdoesthesentence shelivesinahouseintheUKthatshebuiltherselfoutofrubbish mean Readparagraph3andanswerthequestions IsJessicaWonggoodatrecycling Whatdoesshedo 2 Wheredoesshesellherbags 3 Whatwillshewriteinherbook Yes sheis Sheusesoldclothesthatpeopledon twearanymoretomakebags Hershopandwebsite Newwaystouseoldclothes Readparagraph4andanswerthequestions WhatdoesWangTaohopetosetup Why A metalart themepark Becausehewantstoshowpeopletheimportanceofenvironmentalprotection 2 Translatethesentence Notonlycantheartbringhappinesstoothers butitalsoshowsthatevencold hardironcanbebroughtbacktolifewithalittlecreativity intoChinese 艺术不但可以给人们带来快乐 而且也说明只需要一点创造力 即使是冰冷 坚硬的铁也可产生活力 Doyouoftenthrowawaythingsyoudon tneedanymore 1 throwaway扔掉 丢弃浪费 机会 优势或好处 e g Ineverthrowanythingaway 我从来不扔任何东西 Languagepoints e g Don tthrowawaythisopportunity 不要错过这个机会 3 浪费 时间 金钱等 乱花 钱等 e g Itwillbetimeandmoneythrownaway 这将是浪费时间和金钱 2 错过 机会等 放过 未能很好利用 机会等 e g Yourcreativetalentscanalsobeputtogooduse ifyoucanworkuptheenergy 如果你能让自己精力充沛起来 你的创作才能也能得到很好的发挥 2 Haveyoueverthoughtabouthowthesethingscanactuallybeputtogooduse putsth togooduse好好利用 3 ShelivesinahouseintheUKthatshebuiltherselfoutofrubbish build make outof用 建造 制造 e g Hebuiltamodelshipoutofwood 他用木头造了个模型船 Somebirdsbuildnestsoutoftwigs 一些鸟用小枝筑巢 4 Thetopofthehouseisanoldboatturnedupsidedown turnedupsidedown意为 被翻转过来的 被颠倒过来的 做后置定语修饰boat e g Tonyhadanupside downmapofBritainonhiswall 托尼的墙上倒挂了一张英国地图 Thelid turnedupsidedown servedasacoffeetable 那个盖子被翻过来当作咖啡桌 5 Andthegateinfrontofherhouseismadeofrocksandoldglassbottles bemadeof和bemadefrom都表示 由 制成 但二者的用法有区别 bemadeof常常表示原材料未发生化学变化 从成品中仍可看出原材料 而bemadefrom常常表示原材料经过化学变化 从成品中看不出原材料 e g Thedesksandchairsaremadeofwood 这些课桌椅是木材制成的 Thiskindofwineismadefromwheat 这种酒是用小麦制成的 6 Heisknownforusingiron beknownfor因 而著名beknownas作为 而著名beknownto对于某人来说是著名的 e g Hewasknownforhisfriendly 他以友好而著称 Heisknowntothepoliceasathief 对警察来说是一个小偷 ZhouJielunisknownasarapsinger 周杰伦是作为一个说唱歌手而出名 7 Notonlycantheartbringhappinesstoothers butitalsoshowsthatevencold hardironcanbebroughtbacktolifewithalittlecreativity n 创造力 bringback恢复 使想起 归还 notonly but also 表示 不但 而且 本句中的notonly位于句首 其后的主谓要部分倒装 即根据主语的人称和数以及时态的变化 将不同的助动词提到主语前 需要注意的是but also 后面的主谓不用倒装 例如 Notonlydidmyauntteachatschool but also shewrotearticlesfornewspapers 我阿姨不仅在学校教书而且还给报纸写稿 2c Fillintheblankswiththecorrectformsofthephrasesinthebox AmyHayeslivesintheUK Manyoftheoldbuildingsinherneighborhoodwere pulleddown 2 AlltherubbishandoldthingsinAmy sneighborhoodwerethen whenAmybuiltherhouse 3 Amyisverycreative She herfrontgate rocksandoldglassbottles Sheputanoldboatontopofherhouse put built outof togooduse 4 JessicaWongsellsherbagsinasmallshop butshehasalso anonlinebusinesstosellthem 5 ThoughJessica sbagsaremakefromoldclothes herbagsare beingcuteanduseful setup knownfor 6 WangTao makeslargepiecesofmetalartthatlooklikeanimalsorhumans makessmallerpiecesforthehome notonly butalso 2d Underlinethewordsinthepassagebasedonthewordsbelow Whatarethedifferences think rethinkspecial especiallyuse reuse usefulrecent recentlyusual unusualenvironment environmentalrecycle recyclingimportant importancebuild buildingprotect protectioncreate creative creativityinspire inspiration Unit13 Unit13We retryingtosavetheearth SectionB23a Self