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Topic3Theworldhaschangedforthebetter.SectionCUnit1TheChangingWorldhomelesspeople1.Haveyoueverseenanyhomelesspeople?Where?2.Whatdoyouthinko

fthehomelesspeople?3.Whatcanwedotohelpthem?1bRead1aandchoosethebesttitle.A.ASeriousProblem—HomelessnessB.TheCausesandEffectsofHomelessne

ssC.AHomeisaSafePlace√everwhowherewhenhowwhatvaluev.重视，珍视n.价值valuableadj.有价值的Whateverpron.无论什么，不管什么无论什么怎

么样什么时候哪里谁Newwordsonpurpose故意，有意地1.Thelittleboyreadabookinfrontofthedooronpurpose.2.Thetwogirlshelpedtheoldwom

andosomecleaningonpurpose.NewwordsReadandanswerthequestions.1.Whatisoneofthemostbasichumanneeds?2.Doallthepeoplehavetheirhomesa

roundtheworld?Oneofthemostbasichumanneedsisahome.No,whilemostpeoplearoundtheworldvaluetheirhomes,therearemanypeopleineverycountr

ywhoarehomeless.adj.基本的，基础的n.人Somepeoplearehomelessforashortperiodoftimebecause______________________________and____________

__________________theyaremovingfromoneplacetoanother,otherpeoplearenotabletofindahome.Readandfillintheb

lanks.n.一段时间，时期Readandlistthereasonsforthehomelessness.1._______________________________2._______________________________3.____________

___________________4._______________________________Theydonotearnenoughmoney.Theydonothaveajob.Theyhaveaproblemwithdrugs.Theyhaveamen

talillness.Readandfillintheblanks.________thecauseofhomelessnessis,theeffectsarethesame.Homelesspeoplemust_____veryhardtolive.They

cannot_______theirchildren.Sometimestheymust_____foodjusttoeat.Thegovernmentineverycountryhasworked______manyyearsto_______thehomelessbutmoreneedstob

edone.Wemustthinkofthehomeless_____people,notjustasproblems.Whateverworkraisestealforsupportas1cRead1aagai

nandcompletethetable.Causeofshort-timehomelessnessCauseofhomelessnessEffectofhomelessness1)_________2)_________1)__________2)__________3)__

________4)__________1)__________2)__________3)__________movingfromoneplacetoanothernotabletofindahomenotearnenoughmoneynothaveajo

baproblemwithdrugsamentalillnessworkveryhardtolivecannotraisetheirchildrenmuststealfoodjusttoeat1dRead1aagainandanswertheques

tions.1.Whatdoesthephrase“onpurpose”meanaccordingtothecontext?2.Whatdoestheword“support”meanaccordingtothecontext?

3.Havegovernmentsdoneenoughtohelpthehomelesspeople?Whatelsecanwedotohelpthem?故意，有意地支持,养活No,thegovernmentneedstodomore.Accordingto1aa

ndfillintheblanks.1.Oneofthemost_______humanneedsinahome.2.Mostpeopleintheworld________theirhomes.3.Somepeopleare

homelessforashort_______oftime.4.Nooneiseverhomelesson________.5.__________thecauseofhomelessnessis,theeffectsarethesa

me.6.Homelesspeoplesometimes_________foodjusttoeat.7.Thegovernmentineverycountryhasworkedformanyyearsto__________thehomelessbu

tmoreneedstobedone.basicvalueperiodpurposeWhateverstealsupport2Workingroups.Lookatthepicturesanddiscussthecausesandeffectsofhomeless

ness,childlabor,orwar.Thefollowingmayhelpyou.homelesspeopleA:Whatarethecausesof…?B:Therearemanycausesof…Somecausesare…A:Whatareeffectsof…?B:Whatev

erthecauseis,theeffectsarerethesame…/Theeffectsaredifferent.Someare…A:Whathavegovernments/peopledonetohelp?B:Theyhave…A:Have

theydoneenough?B:…A:Whatcanwedonow?B:…childlaborerscruelwars3WriteaCauseandEffectpassagebasedon2.Thesentencesbelowmayhel

pyou.•Theworldhasmanyproblemssuchas________.•Somecausesof____are_______.•____happensbecause______.•Someeffectsof_____are___

_and____.•Thegovernmentshave____________.•Peoplehave____.Thereishopethattherewillbeless____inthefutu

re.Theworldisbecomingbetterandbetter.Butitstillhasmanyproblems.Forexample,there’remanyhomelesspeopleallovertheworld.Somechildre

nhavetobelaborersforaliving.What’sworse,sometimescruelwarsbreakoutinsomeareas.Somepeoplearehomelessbe

causetheydonotearnenoughmoneyordonothaveajob.Theymustworkveryhardtolive.Theyevencannotraisetheirchildren.Thegovernmentshaveworkedhardtosupporttheh

omelessformanyyearsandtheworldhaschangedforthebetter.youcanwriteitlikethis:Welearn：Somewords:basic,human,value,period,whate

ver,steal,supportSomephrases:onpurpose,accordingtoUnderstandthehomelesspeoplemore.WriteaCauseandEffectpassage.W

ecan：Summary•Read1a.•Memorizetheusefulexpressionsandkeywordsthatwelearntoday.•FinishSectionCinyourworkbook.•ReviewSectionsA-C.