UnitTwoTopicTwoSectionD课件英语九年级上册

Unit2SavingtheEarthTopic2Alltheseproblemsareveryserious.SectionDLanguagegoalsBytheendoftheclass,youwillbeableto1.Masterthefollowingwords,phrasesandsentences:Words：

avoid,discover,thirsty,nearly,lawPhrases:

daybyday,beshortofSentences：①Butpeople’sneedforwaterisincreasingdaybyday.

②Whilenearly¾oftheearthiscoveredwithwater,wearestillshortofdrinkingwater.2.MasterIndefinitePronounandAdverb

1.拿走，取走

2.谈及，说起；指的是

3.筹钱

4.穿过

5.在地球上

6.究竟,到底(用于疑问句后以加强语气)

7.全世界

8.温室效应

9.…的水平

10.四面八方，从各个方向

11.从......逃走

12.导致某人做某事

13.一个......另一个1.takeaway2.refersto3.raisemoney4.passthrough5.ontheearth

6.onearth7.allover/around/throughouttheworld8.thegreenhouseeffect9.thelevelof….10.inalldirections=ineverydirection11.escapefrom---12.causesb.todosth.13.one...theotherRevisioninclassGrammarIndefinitePronounandAdverb

_______ofuslikespollution.Don’tspit___________inpublic._________shouldcareforwildanimalsandplantmoretrees.Weshoulddo___________wecantoprotecttheenvironment.NoneanywhereEveryoneeverythingthingbodyonewheresomeanyeverynoWhocanfillitquicklysomethingsomebodysomeonesomewhereanythinganybodyanyoneanywhereeverythingeverybodyeveryoneeverywherenothingnobodynowherenone用于肯定句或表请求、建议的疑问句。用于否定句或疑问句。用于各种句型。表否定。表物表人表人或物表地点及时练习1.WhenAnnaopenedherwallet,shewassurprisedtofind________.Itwasempty.A.nothing B.anythingC.something D.everything2.There's________wrongwiththeengine—it'smakingstrangenoises.A.nothing B.anything C.everythingD.something3.Didyoudo__________duringthelastsummervacation?A.somethingspecialB.specialsomething C.anythingspecialADC______aresult,alotofrichlandhaschanged_________desert.Treescanstopthewindfromblowingtheearth_______.Weshouldn’tleaverubbish______________.Alltheseproblemsareveryserious,_____wemustdosomethingnow.

intoawayhereandtheresoAsFunctions1a.Readthepassageandputthefollowingparagraphsinthecorrectorder.

ParagraphOneParagraphTwoParagraphThree3211bRead1aagainandanswerthequestions.

1.Whyisourworldthirstywhen¾oftheearthiscoveredwithwater?2.Whatcanwedonowtoavoidthewatershortage?3.Whatwillbethebestwaytosolvetheprobleminthefutureinthepassage?4.Doyouknowanyotherwaystosolvetheproblem?Whatisit?

Becauseabout97%ofthewaterontheearthisseawater,wecan’tuseitforwateringplantsordrinkingdirectly.First,weshouldsavewaterandnotwasteit.Second,weshouldprotectourwaterresourcesandnotpollutethem.Third,weshoulddiscoverwaystoreusewater.

Tofindcheaperwaysoftakingthesaltawayfromtheseawater.Turnoffthetapsintime.Don’tthrowlitterintothewater.Afterwewashclothesorvegetables,wecanreusethewatertocleanthefloor.Passlawsagainstwaterpollution.Collectandreusewastewater.Stopthefactoriesfrompouringwastewaterintorivers.TakeashowerinsteadofabathLanguagePoints1.thirstyadj.缺水的;（口）渴的

thirsty-thirstier-thirstiest2.becoveredwith被...覆盖3.beshortof短缺4.usesth.fordoingsth.=usesth.todosth.使用某物做某事5.avoiddoingsth.避免做某事e.g.Heavoidedansweringmyquestions.6.nearly与almost区别：almost多表示时间、程度、距离、进度，且almost可以修饰morethan,too,nothing,nobody,nowhere,noone,none,never等词。nearly只与not连用。e.g.Ihavealmostneverseenhim.Inearlydidn’thearwhattheteachersaidinclass.7.makeprogressinsth./doingsth.在...方面取得进步LanguagePoints8.daybyday

一天天地，逐日9.plentyof大量许多10.seemtodosth.似乎做某事itseemsthat---似乎---11.needtodosth.需要做某事

2.Discussingroupsdifferentwaysofprotectingandsavingwater.Writedownthekeyinformation.Example:Passlawsagainstwaterpollution.Collectandreusewastewater.Turnoffthetapsintime.Don’tthrowlitterintothewater.TakeashowerinsteadofabathAfterwewashclothesorvegetables,wecanreusethewatertocleanthefloor.Stopthefactoriesfrompouringwastewaterintorivers.

3.Writeaproposalaboutsavingwatertoallthestudentsinyourschool.Mydearfriends,Waterisveryimportanttohumanbeings.Let’sdosomethingtoprotectandsaveit.First,________.Second,_________.Third,_________.Let’stryourbesttosavewaterandourplanet.Youcanwriteitlikethis.Mydearfriends,Waterisveryimportanttohumanbeings.Let’sdosomethingtoprotectandsaveit.First,weshouldprotectourwaterresourcesandnotpollutethem.Thegovernmentshouldalsopasslawsagainstthewaterpollution.Second,weshouldsavewaterinourdailylife,turnoffthetapsintime,takeashowerinsteadofabath,andalwaysremembertocollectandreusewater.Third,let’strytospreadthemessageaboutprotectingandsavingwater.Makemorepeoplearoundusknowtheproblemofwatershortageandhowtohelpsolveit.Let’stryourbesttosavewaterandourplanet.

StudentUnionProjectDividetheclassintoseveralgroups:WaterGroup,TreeGroup,SoilGroup…Eachgroupshoulddiscusstheirownuses,theproblemsthattheyfaceandtheirwishes.Thengiveareportinclass.

Example:

Uses:Iamsoil.Plantscan’tgrowwithoutme.Peopleusemetomakemanythings…

Problems:

Sometimespeopleusetoomanychemicalsinthefields.What’sworse,theyputwasteintotheland…SoI’mhurt.Pleasehelpme.

Wishes:Ihopehumanbeingscanprotectandtakecareofme.AndthenIcoulddomoreusefulthingsforthem…3.Makesomeposterswiththeresult.

1.缺乏……2.在地球上3.用某物做某事4.避免做某事5.在...方面取得进步6.在这个领域7.一天天8.似乎/好像做某事9.大量的10.带走、拿走11.被...覆盖beshortofontheearthusesthforsth/doingsth=usesth.todost