Unit2Topic2SectionC課件九年級英語上冊

Unit2SavingtheEarthTopic2Pollutionhascausedtoomanyproblems.SectionCLanguagegoalsBytheendoftheclass,youwillbeableto1.Masterthefollowingwords,phrasesandsentences:Words：

hole,form,risePhrases:

takeaway,refertoSentences：Alltheseproblemsareveryserious,sowemustdosomethingnow.2.UnderstandtheOzonelayerthingbodyonewheresomeanyeverynoWhocanfillitquicklysomethingsomebodysomeonesomewhereanythinganybodyanyoneanywhereeverythingeverybodyeveryoneeverywherenothingnobodynowherenoneRevision用于肯定句或表請求、建議的疑問句。用于否定句或疑問句。用于各種句型。表否定。表物表人表人或物表地點(diǎn)(1)________ofusknowshowtostopthebadbehavior.(2)Iknockedonthedoorbut___________answered.(5)TheyarebeautifulbutIamlookingfor___________useful.(6)Isthere___________youcandotohelpher?(7)There’re5000peoplelivinghereandalmost_________hashis/herowncar.(8)He’sclevererthan____________Iknow.(9)I’velooked__________butIcan’tfindit.Fillintheblanksusing

something,anything,nobody,everyone,anybody,everywhere,none.NonenobodysomethinganythingeveryoneanybodyeverywhereRevision

1.結(jié)果

2.一些有用的東西

3.我們中沒有人

4.到處

5.在公共場合

6.愛護(hù)野生動物

7.最糟糕的是

8.踐踏草坪

9.盡一切努力

10.把….留/忘在某地

11.關(guān)心，照顧

12.在…的開始1.asaresult

2.somethinguseful

3.noneofus

4.hereandthere

5.inpublic

6.careforwildanimals

7.worstofall

8.walkongrass9.doeverythingsb.can10.leavesb/sth+介詞短語11.carefor=lookafter=takecareof12.atthebeginning(ofsth)Revisioninclass1.Choosesuitabletitleforeachparagraph.Thenwriteitdowninfrontofeachparagraph.ParagraphTwoA.Trafficpollution

ParagraphThreeB.Factorypollution

ParagraphFourC.FewertreesParagraphFiveD.TheozoneholeParagraphSixE.Morecarbondioxide2.Whatdoesourplanetmeanhere?_______A.Thesun. B.Mars.C.Themoon. D.Theearth.3.Inthepassage,

blanketrefersto_________.A.carbondioxidearoundtheearthB.theozonelayerintheskyC.theforestsaroundtheworldD.pollutionallovertheworld4.TheworditinParagraph5refersto_________.A.CO2

B.O3

C.O2

D.H2O5.Whatisthebesttitleforthispassage?_________A.EnvironmentProblems

B.PollutionontheEarthC.HopefortheFuture

D.TheGreenhouseEffectDABA1c.Completethenotesaccordingto1a.ProblemEffectontheenvironmentfewertreesforestsbecomedeserts,animalsandplantsdisappeartrafficpollution

greenhouseeffect,levelofoceansrising,climatechangecarsandbusespolluteair,healthproblemspollutelandandwater,riversandlakesdeadharmfulradiationreachestheearth,causecancerfactorypollution

ozonehole

moreCO2Languagepoints1.takeaway

拿走，取走takeit/themawayeg.Idon'tlikethesebooks.Pleasetakethemaway.▲putaway整理goaway走開beawayfrom離開runaway逃跑giveaway捐贈throwaway扔掉2.referstosb./sth./doingsth.(referred-referred)談及，說起；指的是eg.OurplanetreferstotheEarth.3.whileconj.而,然而,相當(dāng)于but,表示對比eg.HeisateacherwhileIamadriver.

▲1.while作從屬連詞,意思是“在...的時候”,表示一個動作在進(jìn)行的同時,另一個動作也在發(fā)生。eg.WhileIwasreading,someoneknockedatthedoor.2.while作名詞,意為“一會兒,一段時間”。afterawhile過了一會兒waitforawhile等一會兒onceinawhile偶爾Languagepoints4.ontheearth

在地球上

onearth

究竟,到底(用于疑問句后以加強(qiáng)語氣)5.inmanyways在許多方面6.directadj.直接的directlyadv.直接地directionn.方向inalldirections=ineverydirection四面八方，從各個方向inone’sdirection朝某人的方向inthedirectionof---朝、向---方向7.passthrough穿過8.risevi.上升,升起(rise-rose-risen)e.g.Thesunrisesintheeast.raisevt.舉起,提起,提高;養(yǎng)育;籌集raisemoney籌錢raiseprice提高價格raiseone’svoice提高某人的音量raiseone’shand舉起某人的手LanguagepointsLanguagepoints14.form①形成

formablanket形成一張地毯

②種類，形式(名詞）=kindEg：Differentcountrieshasdifferentformsofgovernment.15.thegreenhouseeffect溫室效應(yīng)16.thelevelof….….的水平17.escapefrom---從......逃走2SurftheInternettocollectmoreinformationaboutenvironmentalproblemsandeffects.Thendiscusstheinformationingroupsandtakenotes.3.Combinethekeypointsin1cand2toformashortpassageandpayattentiontotheproperlinkingwords.Youcanwriteitlikethis:

1.拿走，取走

2.談及，說起；指的是

3.籌錢

4.穿過

5.在地球上

6.究竟,到底(用于疑問句后以加強(qiáng)語氣)

7.全世界

8.溫室效應(yīng)

9.…的水平

10.四面八方，從各個方向

11.從......逃走

12.導(dǎo)致某人做某事

13.一個......另一個1.takeaway2.refersto3.raisemoney4.passthrough5.ontheearth

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

1.somewords:

oxygen,hole,ozonelayer,radiation,directly,carbondioxide,form, blanket,escape,rise,thegreenhouseeffect

2.somephrases:

takeaw