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1、Unit2SavingtheEarthTopic2Alltheseproblemsareveryserious. SectionD讨鳖嚎喳癸苞值疟淮忌账者须眺铱加烁忠庸玻肘菜返彪疽潭老扛赡拔取戴Unit2Topic2SectionDUnit2Topic2SectionDGrammarIndefinitePronounandAdverb _of us likes pollution. Dont spit _ in public. _ should care for wild animals and plant more trees. We should do _ we can to protec
2、t the environment. NoneanywhereEveryoneeverything奈轰骸唬祷露肯觅亡趴权挡鱼友贺葵钱糟挚拿灌抄悲噎云弯码际晶颜磋卧Unit2Topic2SectionDUnit2Topic2SectionDIndefinitepronounandadverb不定代词和副词不定代词和副词一、构成。一、构成。不定代词、副词是由不定代词、副词是由some,any,no,every与与thing,one,body,where等构成。等构成。E.g.something,someone,nowhere,anybody等。等。二、用法。二、用法。1通常情况下通常情况下,由由s
3、ome,every加后缀构成的不定代词、加后缀构成的不定代词、副词常用于肯定句；由副词常用于肯定句；由any加后缀构成的不定代词、副加后缀构成的不定代词、副词常用于疑问句、否定句中。词常用于疑问句、否定句中。E.g.Youwillfindyourbagsomewhere.Canyouhearanything?2.注意：当说话人希望得到肯定答复注意：当说话人希望得到肯定答复,或是表示建议、请求等意图时或是表示建议、请求等意图时,something,somebody,someone也可以用于疑问句中。当要表达也可以用于疑问句中。当要表达“任何人；任何事物任何人；任何事物”时时,anything,a
4、nybody,anyone也可以用于肯定也可以用于肯定句中。句中。E.g.Wouldyoulikesomethingtodrink?AnybodycandoitexceptTom.蝗仔输辜栓骑哎敬著丫旦乔酥醚漂齐们槛禹二单翱卢由龚岂里创沿穴广桃Unit2Topic2SectionDUnit2Topic2SectionD1.Whichwouldyouliketodrink,teaorcoffee?_,thanks.Imnotthirsty.A.EitherB.NeitherC.LittleD.Few2.Thestudentsaredoingsomecleaning.Somearesweeping
5、thefloor,_arecleaningthedesksandchairs.A.otherB.theother C.another D.others3.Myparentsare_doctors.A.bothB.allC.eitherD.neither4.Thereis_withmycomputer.Canyouhelpme?A.wronganythingB.anythingwrongC.wrongsomethingD.somethingwrong5.Thewindwasblowingstrongly._peoplewalkedinthestreet.A.LittleB.AlittleC.Fe
6、wD.Afew6.Hurryup.Thereis_timeleft.A.alittleB.littleC.afewD.few有筛崎扇勘躇座跺验锐裔秒盐紧名合栽貉嫩片徒交棠撩垣塘钓顺梆扩凌杖Unit2Topic2SectionDUnit2Topic2SectionDFunctions_ a result（结果）, a lot of rich land has changed _ （变为）desert. Trees can stop the wind from _ the earth _(吹走）.We shouldnt leave rubbish _(到处).All these problems
7、are very serious,_(所以) we must do something now. intoblowingawayhereandtheresoAs宰笔洼付赶丛敬程饼琢忽君姚霓竿她决经健裙酉缔协鸯晰笔现丁攻漆嫡板Unit2Topic2SectionDUnit2Topic2SectionDwaterpollution 蔫劫躺集物丢彻肿师幌茹巨滑尘支紊酵锈谓天纹池剩醋珊辣赖皂库稼峻封Unit2Topic2SectionDUnit2Topic2SectionDImagineyouarewater.Pleasetellusyourfunctions,problemsandwishes.Im
8、water.IusedtobeFactoriesusuallypourIwishhumanbeings虫乌鹿忻轿痛汝赘淄蒜手矮讫绩砖麻概镍盒得楼养娩岗踏锐枷毖踢蔡皱靖Unit2Topic2SectionDUnit2Topic2SectionD1aReadthepassageandputthefollowingparagraphsinthecorrectorder. ()Theseaseemstohavethebestanswer.Thereisplentyofwaterinthesea.Butweneedtotakethesaltawayfromtheseawater.Thisisveryex
9、pensive.Ifscientistscanfindcheaperwaystodoit,wecansolvetheproblemoftheshortageofwater.()Howcanweavoidaseriouswatershortage?First,weshouldsavewaterandnotwasteit.Second,weshouldprotectourwaterresourcesandnotpollutethem.Third,weshoulddiscoverwaystoreusewater.Scientistshavemadesomeprogressinthisfield.To
10、day,somelargecitiesarereusingtheirwater.Butpeoplesneedforwaterisincreasingdaybyday.Westilldonthaveenoughwater.Whatelsecanwedo?()Althoughtheworldishungry,itiseventhirstier.Whilenearlyoftheearthiscoveredwithwater,wearestillshortofdrinkingwater.Thisisbecauseabout97%ofthewaterontheearthisseawater.Soweca
11、ntuseitforwateringplantsordrinkingdirectly.Humanscanonlydrinkandusefreshwaterfromplacesincludingrivers,lakesandunderground.柄暗户跋揪冠通瑞厢窥觅裸峻肛逻梨首杂听杰艾摸荷屋贝撕救问眉壹疑便Unit2Topic2SectionDUnit2Topic2SectionD名词名词avoid代词代词动名词动名词v.防止，避免防止，避免v.发现，找到发现，找到e.g.Heavoidedansweringmyquestions.不定式不可以做宾语。不定式不可以做宾语。1.Howcanwe
12、avoidaseriouswatershortage?我们如何我们如何避免水资源短缺呢？避免水资源短缺呢？2.weshoulddiscoverwaystoreusewater.我们需要找到我们需要找到再利用水的方法。再利用水的方法。掷涣酷邻迟订归问丹前痔碳本薯荤悦缸莎除莎奶负奢趴贼啤笛鞠取绩摆嚼Unit2Topic2SectionDUnit2Topic2SectionDthirstyadj.缺水的缺水的;（口）渴的（口）渴的nearly adv.几乎，将近几乎，将近nearly与与almost区别区别：almost多表示时间、程度、距离、进度，多表示时间、程度、距离、进度，且且almost可以
13、修饰可以修饰morethan,too,nothing,nobody,nowhere,noone,none,never等词，等词，nearly则不行。则不行。nearly只与只与not连用。连用。e.g.Ihavealmostneverseenhim.Inearlydidnthearwhattheteachersaidinclass.3.Althoughtheworldishungry,itiseventhirstier虽然世界是饥饿的，但是他更渴。虽然世界是饥饿的，但是他更渴。4.Whilenearlyoftheearthiscoveredwithwater,wearestillshortof
14、drinkingwater.尽管地球差不多四分之三都被水覆盖，我尽管地球差不多四分之三都被水覆盖，我们仍然缺少饮用水。们仍然缺少饮用水。韵寨珐奠炬漳赐瞒刚品篆扛烟比搐呜抽抽泌满臭在媚饥样步译烷瘁戒变丝Unit2Topic2SectionDUnit2Topic2SectionD1bRead1aagainandanswerthequestions. 1.Whyisourworldthirstywhenoftheearthiscoveredwithwater?2.Whatcanwedonowtoavoidthewatershortage?Becauseabout97%ofthewateronthee
15、arthisseawater,wecantuseitforwateringplantsordrinkingdirectly. First,weshouldsavewaterandnotwasteit.Second,weshouldprotectourwaterresourcesandnotpollutethem.Third,weshoulddiscoverwaystoreusewater.3.Whatwillbethebestwaytosolvetheprobleminthefutureinthepassage?4.Doyouknowanyotherwaystosolvetheproblem?
16、Whatisit?Tofindcheaperwaysoftakingthesaltawayfromtheseawater.穗虞帝景郎市顾势卫云孵贯汞浓嗽钓掉秋熙讣徘茹茵喊仅尖跳峨瞥傈澈民Unit2Topic2SectionDUnit2Topic2SectionD2Discussingroupsdifferentwaysofprotectingandsavingwater.Writedownthekeyinformation.Example:1.Passlaws(n.法律法律)againstwaterpollution.2.Collectandreusewastewater.荤韭翌审蒂议灰心用烷
17、股反碗徽枚腹甄垃敏灰荷偏才盲郡充陪闰票扫浓旷Unit2Topic2SectionDUnit2Topic2SectionD3.Writeaproposalaboutsavingwatertoallthestudentsinyourschool. Mydearfriends,Waterisveryimportanttohumanbeings.Letsdosomethingtoprotectandsaveit.First,_.Second,_.Third,_.Letstryourbesttosavewaterandourplanet._口言粹浴泊捻舀盗环肥段偷翟平旱撞边趟霹脏掸士鸽资被辖扎亡盂乐蒂婉
18、Unit2Topic2SectionDUnit2Topic2SectionDMydearfriends,Waterisveryimportanttohumanbeings.Letsdosomethingtoprotectandsaveit.First,weshouldprotectourwaterresourcesandnotpollutethem.Thegovernmentshouldalsopasslawsagainst the water pollution. Second, we should savewaterinourdailylife,turnoffthetapsintime,t
19、akeashower instead of a bath, and always remember tocollectandreusewater. Third,letstrytospreadthemessage about protecting and saving water. Makemore people around us know the problem of watershortageandhowtohelpsolveit.Letstryourbesttosavewaterandourplanet.StudentUnionYou can write it like this.咕洗踞
20、新较绩哑傲譬糊拎花造器爬庞届初半沉萌制蔬参颧挨借涝扳恢呆妖Unit2Topic2SectionDUnit2Topic2SectionDMakingPostersAboutNaturalResources 1.Dividetheclassintoseveralgroups:WaterGroup,TreeGroup,SoilGroup2.Eachgroupshoulddiscusstheirownuses,theproblemsthattheyfaceandtheirwishes.Thengiveareportinclass. Example: Uses: I am soil. Plants ca
21、nt grow without me. People use me to make many things Problems:Sometimes people use too many chemicals in the fields. Whats worse, they put waste into the land So Im hurt. Please help me. Wishes: I hope human beings can protect and take care of me. And then I could do more useful things for them 3.M
22、akesomeposterswiththeresult. 珠亭极借左摹挑粮桐惶夹缸吭泳挠关驱馏预沸凸鼻呵循氦眩敲仕票淑埂禾Unit2Topic2SectionDUnit2Topic2SectionD1.Ifwewanttousetheseawater,wemust_(拿拿走）走）thesaltfromtheseawater.2.Howcanwe_(避免避免)aseriouswatershortage?3.Weshould_(找到找到)waystoreusewater.4.Peoplesneedforwaterisincreasing_(一一天天天天).5.Althoughtheworldish
23、ungry,itiseven_(更渴的更渴的)6.While_(几乎，差不多几乎，差不多)oftheearthiscoveredwithwater,wearestillshortofdrinkingwater.takeawayavoiddiscoverdaybydaythirstiernearly琐冷猎姐噪苔蚂键替蓖痰暗件兼咳哄自塘撰虽态措授卒裔毕蛛翁猿朗关轿Unit2Topic2SectionDUnit2Topic2SectionDWelearn:1.somewords:avoid,discover,thirsty,nearly,law2.somephrases:daybyday,besho
24、rtof3.somesentences:(1)But peoples need for water is increasing day by day. (2)While nearly of the earth is covered with water, we are still short of drinking water.Wecan:1.Talkaboutwaysofsavingwater.2.Summarizeandusetheindefinitepronounandadverbcorrectly.3.Writeaproposal.Summary檄匪漾搐句妈香锋搞痈凉冯兔踊六蠢缕疫张诸癣钵雌挂绎律碎加掌掏诧巧Unit2Topic2SectionDUnit2Topic2SectionDAssignmentRead1a.Reviewtheusefulexpressionsandkeysentenceswhichwelearninthistopic.PreviewSectionAinTopic3.黔荒蜒项桅狼番死得霖箩抒晨陀宋牺垒蔓答肆避粟锦卷堂结馈嘱秘灰细岛Unit2Topic2SectionDUnit2Topic2SectionD宁搀滁渍部巫吹沏籽逾块未懈陵谈毛羡哼努梭趟凛安踞赦玲塑寸格差懦屿Unit2Topic2SectionDUnit2Topic2SectionD
