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Topic3Theworldhaschangedforthebetter.SectionCUnit1TheChangingWorldhomelesspeople1.Haveyoueverseenanyhomeless

people?Where?2.Whatdoyouthinkofthehomelesspeople?3.Whatcanwedotohelpthem?1bRead1aandchoosethebesttitle.A.ASeriousProblem—HomelessnessB.TheCauses

andEffectsofHomelessnessC.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.Thetwogirlshelpedtheold

womandosomecleaningonpurpose.NewwordsReadandanswerthequestions.1.Whatisoneofthemostbasichumanneeds?2.Doallthepeoplehavetheirhomesaroundtheworld?Oneo

fthemostbasichumanneedsisahome.No,whilemostpeoplearoundtheworldvaluetheirhomes,therearemanypeopleineverycountrywhoareho

meless.adj.基本的，基础的n.人Somepeoplearehomelessforashortperiodoftimebecause______________________________and_______________________

_______theyaremovingfromoneplacetoanother,otherpeoplearenotabletofindahome.Readandfillintheblanks.n.一段时间，时期Readandlistthereasonsforthehomeles

sness.1._______________________________2._______________________________3._______________________________4._

______________________________Theydonotearnenoughmoney.Theydonothaveajob.Theyhaveaproblemwithdrugs.Theyhaveamentalillness.R

eadandfillintheblanks.________thecauseofhomelessnessis,theeffectsarethesame.Homelesspeoplemust_____veryhardtolive.Theycannot_______

theirchildren.Sometimestheymust_____foodjusttoeat.Thegovernmentineverycountryhasworked______manyyearsto_______thehomelessbutmoreneedstobedone

.Wemustthinkofthehomeless_____people,notjustasproblems.Whateverworkraisestealforsupportas1cRead1aagainandcompletethetable.Causeofshort-timehomelessn

essCauseofhomelessnessEffectofhomelessness1)_________2)_________1)__________2)__________3)__________4)__________1)___

_______2)__________3)__________movingfromoneplacetoanothernotabletofindahomenotearnenoughmoneynothaveajobaproblemwithdrugsamentalillnesswo

rkveryhardtolivecannotraisetheirchildrenmuststealfoodjusttoeat1dRead1aagainandanswerthequestions.1.Whatdoesthephrase“onpurpose”meanaccor

dingtothecontext?2.Whatdoestheword“support”meanaccordingtothecontext?3.Havegovernmentsdoneenoughtohelpthehomelessp

eople?Whatelsecanwedotohelpthem?故意，有意地支持,养活No,thegovernmentneedstodomore.Accordingto1aandfillintheblanks.1.One

ofthemost_______humanneedsinahome.2.Mostpeopleintheworld________theirhomes.3.Somepeoplearehomelessforashort___

____oftime.4.Nooneiseverhomelesson________.5.__________thecauseofhomelessnessis,theeffectsarethesame

.6.Homelesspeoplesometimes_________foodjusttoeat.7.Thegovernmentineverycountryhasworkedformanyyearsto

__________thehomelessbutmoreneedstobedone.basicvalueperiodpurposeWhateverstealsupport2Workingroups.Lookatthepictur

esanddiscussthecausesandeffectsofhomelessness,childlabor,orwar.Thefollowingmayhelpyou.homelesspeopleA:Whatarethec

ausesof…?B:Therearemanycausesof…Somecausesare…A:Whatareeffectsof…?B:Whateverthecauseis,theeffectsarerethesame…/Theeffectsarediffe

rent.Someare…A:Whathavegovernments/peopledonetohelp?B:Theyhave…A:Havetheydoneenough?B:…A:Whatcanwedonow?B:…childlaborerscruelwars3W

riteaCauseandEffectpassagebasedon2.Thesentencesbelowmayhelpyou.•Theworldhasmanyproblemssuchas________.•Somecausesof____a

re_______.•____happensbecause______.•Someeffectsof_____are____and____.•Thegovernmentshave____________.•Peoplehave

____.Thereishopethattherewillbeless____inthefuture.Theworldisbecomingbetterandbetter.Butitstillhasmanyproblems.Forexample,the

re’remanyhomelesspeopleallovertheworld.Somechildrenhavetobelaborersforaliving.What’sworse,sometimescruelwarsbreakoutinsomeareas.Somepeopleareho

melessbecausetheydonotearnenoughmoneyordonothaveajob.Theymustworkveryhardtolive.Theyevencannotraisetheirchildren.Thegovernmentshaveworkedhar

dtosupportthehomelessformanyyearsandtheworldhaschangedforthebetter.youcanwriteitlikethis:Welearn：Somewords:basic,human,value,peri

od,whatever,steal,supportSomephrases:onpurpose,accordingtoUnderstandthehomelesspeoplemore.WriteaCauseandEffectpassage.

Wecan：Summary•Read1a.•Memorizetheusefulexpressionsandkeywordsthatwelearntoday.•FinishSectionCinyourworkbook.•ReviewSe

ctionsA-C.