UnitOneCaringforOurEarthTeachingAimEnablethestudentstodovariouscommunicativetasks;makethemunderstandthetextfrombothlinguisticandinstructivestandpoint;developtheirreadingskillsandwritingability.TeachingPeriodsArrangementI.Review:1/5periodII.Listenandtalk:1and2/5periodsIII.PassageAandPassageB:2and3/5periodsIV.Exercises:4/5periodsV.Listening:1periodReferencebooks四、TeachingContentsI.ForewordII.ListenandTalkIII.PassageAIV.PassageBV.ExercisesVI.ListeningVII.HomeworkVIII.TeachingNotes五、ImportantPointsI.ListenandTalk:talkII.PassageA:languagepointsandunderstandingthetextisolate,(be)blindto,consequence,deforest,global,ecosystem,purify,evaporate,atmosphere,downwind,source,resultfrom,resultin,release,trap,alltheway,impacton,specific,priority,prior,element,inexhaustible,the/apointofnoreturn,greed,convenience,convenient,addicted,nurture,takeaction,strategy,sitback,III.PassageB:languagepointsandunderstandingthetextaudio,atop,viceversa,hum,overtake,urge,tone,weird,communicate,atthis/thatrate,survive,focussubtle,brilliant,indicator,species,sensitivity,sober,boundary,forthesakeof,cup,IV.Exercises:languagefocus,talkaboutit,writeaboutitandgeneralwritingV.Listening:listeningtasks六、DifficultPointsI.ListenandTalk:talkII.PassageA:understandingthetextIII.PassageB:understandingthetextIV.Exercises:talkaboutitandtranslationV.Listening:realworldlistening七、TeachingProceduresIII.PassageALanguagePoints1.isolate:v.tosetapartorcutofffromothersPresley’searlysuccessisolatedhimfromhisfriends.ThispolicycouldisolatethecountryfromothermembersoftheUnitedNations.2.(be)blindto:tocompletelyfailtonoticeorrealizesomething.Theyseemedtobeblindtotheconsequencesoftheirdecision.2)David’sgoodlookandimpeccablemannershavemadeRebeccablindtohisfaults.3.consequence:n.somethingthathappensasaresultofaparticularactionorsetofconditions1)Thesafetyprocedureshavebeenignored,withpotentialtragicconsequences.Acceptanceofwhathashappenedisthefirststeptoovercomingtheconse