Unit+2+Topic+3+Section+D 仁爱版英语九年级上册

Unit2SavingtheEarth

Topic3Whatcanwedoathometoprotect

theenvironment?SectionD三、Grammer:CompoundSentence1.Inmanycountries,suchasNewZealand,Canada,andBrazil,forestswerecutdowntoprovidewoodtobuildhouses.2.Manyyoungvolunteersaroundtheworldareworkingintheirholidaystoplantnewtreestoreplacethem.3.Eventhoughtreeplantingisverydifficult,theylovetheirwork.4.Theybelievethatin50yearstheirlittletreeswillbecomebeautifulforests.Learningaims一、Newwords:remove,replace,dry,insect,bite二、ImportantphrasesandsentencesRevisioninclass

1.使用某物做某事

2.全世界

3.寻找

4.不但...而且

5.太...而不能做某事

6.花费某人多长时间做某事

7.是第一个做某事的8.某事需要被做9.要求某人做某事10.达到多少数量11.用完，耗尽12.……之一13.达到某个速度14.以某个速度1.usesth.todosth.=usesth.for(doing)sth.2.allovertheworld3.lookfor4.notonly...butalso...5.too+adj.+todosth.6.It+takes+(sb.)+time+todosth.7.bethefirst/second/+n.+todosth.8.sth.+require+(doing)sth.9.requiresb.todosth.=asksb.todosth.10.upto11.runout/runoutof12.oneof13.reachaspeedof+具体速度14.ataspeedof+具体速度CompoundSentenceRecyclingcanprotecttheenvironment,_______itcansavemoney,too.Somethingswehavedonearegoodfortheearth_________somearebad.Weshoulddoeverythingtoprotectit,________we’llbepunishedandloseourhome.peopleproducepowerfromcoal,_______itisverydirtyandcausesacidrain.andwhile

orbutGrammar连词or,and,but,while和so的用法并列句①表示并列关系，动作的先后关系，用②表转折关系，用

③表选择，用④表因果关系，用

▲祈使句，and+简单句祈使句，or+简单句and（和，并且）but（但是）,while（然而）

but

但是,表转折

while

然而,表转折，有对比的意思or或者.否则,有警告意思so所以，因此()1.Helpotherswheneveryoucan_____you’llmaketheworldanicerplacetolivein.A.or B.and C.butD.while()2.Crosstheroadcarefully,________you’llkeepyourselfsafe.A.so B.or C.butD.and()3.Hurryup,________you’llbelatefortheconcert.A.or B.so C.butD.and()5.IalwaysenjoyvisitingLondon,______Iwouldn’tliketolivethere.A.becauseB.so C.but D.and()6.Therearemanysportsloversinhisoffice.Someloveclimbing,____othersenjoyswimming.A.Or B.forC.while D.soBDACCFunctionsWouldyouliketobea__________person?First,yououghtto_________theelectricitywhenyouleavearoom.__________saidthandone.Actionspeak_________thanwords.Thetraincan_________atopspeedof431kmperhour.greenershutoffEasierlouderreachReadingPracticeListentotextbooksanddecidewhichofthefollowingsentencesistrue“T”orfalse“F”.1.Forestsaretheheartsoftheearth.()2.Inmanycountries,forestswerecutdowntomakemoney.()3.Theseyoungmenandwomenfacemanydifficultieswhentheyplantnewtrees.()4.Eventhoughtreeplantingisverydifficult,theylovetheirwork.()

TFTF1.ReadthepassageandanswerthequestionsonPage50.1.Howdoyouunderstand‘Forestsarethelungsoftheearth’?Forestscanremovecarbondioxidefromtheairandmakeoxygen.2.Whatdifficultiesdotreeplantersfacewhentheyplanttrees?(1)Theweathermaybeveryhotanddryoritmaybeverycoldandwet.(2)Thereareoftenmanyinsectsthatbitetheseplantersontheirlegs,arms,andfaceswhiletheywork.(3)Theycarryheavybagsofsmalltrees,andworkinginthemountainscanbedangerous.3.Whydotheyplantdifferentkindsoftrees?Theyplantdifferenttypesoftreessothatbirdsandanimalscanliveintheforests.4.Whatwillhappenifwedonotplantnewforests?

Theforestswillbecomelessandless.Wecannotbreathewithoutthem.5.Wouldyouliketobeatreeplanterwhenyouareolder?Whyorwhynot?Keypoints1.needsth./sb.todosth.需要做2.removefrom从中除去3.providestb.todosth.提供做4.type=sort=kind种类

eg.allsorts/kinds/typesof5.sothat=inorderthat+从句“目的是，以便”inordertodosth.=todosth.=soastodosth“为了”6.in+一段时间表示“在之后”时，常用于一般将来时，用howsoon提问。eg.TheywillarriveinBeijingintwodays.HowsoonwilltheyarriveinBeijing?7.facemanydifficulties面临许多困难Keypoints8.marrysb./bemarriedtosb.与某人结婚9.stop+doingsth.停止正在做的事

stop+todosth.停下来（目的是）去做另一件事eg.Whenwemeetourfriendsontheway,weshouldstoptosayhellotothem.10.dryadj.干燥的，雨少的，干性的v.使……干，弄干，擦干11.eventhough/evenif即使，尽管，虽然12.loseone’sweight减肥13.allowdoingsth.允许做什么allowsb.todosth.允许某人做什么▲sb.beallowedtodosth.eg.TheworkersareallowedtohavearestonlyonSundaysHowcanwebecomeagreenerperson?Turnoffthelightswhenweleavearoom.Walkorrideabikeinsteadoftakingabusorataxi.Takeaclothbagwhenwegoshopping.Don’tdriveacarifyoutravelashortdistance.Writeonbothsidesofthepaper.Don’tusethethingsthatcanbeusedonlyonce.Afterwewashfaces,wecanusethewatertowashclothes.TurnofftheTVsetwhileweareaway.…Freetalk2.Giveyourpointsforyouranswers.Whatisyourtotal?Compareyourresultwithyourgroupmembers’andtelltheclasswhoisthegreenestinyourgroupandanswers×××isthegreenestpersoninourgroup.Becauseheoftenrecyclesnewspapersandcans.andhealsowritesonbothsidesofthepaper.Heneverusespapertowels.Heusuallytakesashower.Afterhewashesfaces,hecanusethewatertowashclothes.Heseldomeatsfastfood,hethinksitisbadforhishealth.Whenhehasashortjourney,heusuallywalksorridesabike,sometimesgoesbybusinteadofdrivingacar.Whenheseesotherslittering,hemuststopsthemandasksthemtopickitup,orhewilldoitbyhimself.Eachtimehegoesshopping,hewilltakesbasketsorclothbagswithhim.Whenheleavesaroomatschoolorathome,healwaysturnsoffthelights,theTVorthecomputers.Sowumustlearnfromhim.Exercisesinclass1.需要做2.从中除去3.提供做4.全世界5.面临许多困难6.与某人结婚7.减肥8.允许做什么9.允许某人做什么needsth./sb.todosth.removefromprovidestb.todosth.aroundtheworldfacemanydifficultiesmarrysb./bemarriedtosb.loseone’sweightallowdoingsth.allowsb.todosth.Exercisesinclass1.Helpotherswheneveryoucan_____you’llmaketheworldanicerplacetolivein.A.or B.and C.butD.while2.Crosstheroadcarefully,________you’llkeepyourselfsafe.A.so B.or C.butD.and3.Hurryup,________you’llbelatefortheconcert.A.or B.so C.butD.and4.TellussomethingaboutCanada,OK?

I’msorry._____Jack_____Ihaveeverbeenthere.A.Either,orB.Notonly,butalsonC.Both,andD.Neither,nor5.IalwaysenjoyvisitingLondon,______Iwouldn’tliketolivethere.A.becauseB.so C.but D.and6.Therearemanysportsloversinhisoffice.Someloveclimbing,____othersenjoyswimming.A.Or B.for C.while D.so7.____she______Iknowhistelephonenumber,becauseithasbeenchanged.A.Both;and