Lesson17SavetheTigers (2).ppt

Lesson17:SavetheTigers学习目标：1.单词century,fur,symbol,courage,brave,chain,balance,reason,disappear,kill,cut,decrease短语atthebeginningof,dropto,foodchain,inbalance,indanger,cutdown句型Atthebeginningofthe20thcentury,thenumberoftigersinthewildwasaround100000.Ithelpskeepthenumberofotherwildanimalsinbalance.Aswell,peoplehavecutdownalotoftrees.2.培养自学的能力，提高阅读水平，对保护动物提出建议3.关爱生命，保护濒临灭绝的动物,WatchthevideoFindtheanimalsinthevideo,孟加拉虎theBengaltiger,bgl,西伯利亚虎,theSiberiantiger,saibirin,苏门答腊虎,theSumatrantiger,sum:trn,马来亚虎,theMalayantiger,mlein,印度支那虎,theIndochinesetiger,华南虎,theSouthChinatiger,theSouthChinatiger,Thetigersarebigandstrong.Theyarethekingoftheforest.Buttheyaregoingextinct.Why?,Thetigersareindanger.Theyneedourhelp.Howcanwehelpthem?,SavetheTigers,sentrn世纪smbln标志，象征krdn勇气brevadj勇敢的tenn链子、链条blnsn平衡，平稳riz()nn原因dspv消失klv杀死ktv砍、切dkrisv使.变小；减少,centurysymbolcouragebravechainbalancereasondisappearkillcutdecrease,Doyouremember?,Preview检查预习,Letstry!,一用方框中所给词的适当形式填空disappear,courage,decrease,chain,reason1.The_ofWuJiaweisbikearebroken.2.XiHaixiangdoesnthavethe_totellhimthenews.3.ZhaoLeiwatcheduntilthetrain_.4.Thenumberoftigers_veryfastnow.5.Idontknowthe_whysheisafraidofherfather.,chains,courage,disappeared,isdecreasing,reason,Listen,Listening,1.Whatis“Savethetigers”?StudentvolunteerswhohopetosavethetigersofChina.Doctorswhosavethesicktigers.Volunteerswhohopetosavethetigersoftheworld.,Thefirstparagraph,Listening,2.Tigersaresymbolsof_.strengthandpleasurestrengthandcouragedangerandscare,Thesecondparagraph,Listening,3.Thenumberoftigersinthewildis_.A.quicklyincreasingB.slowlydecreasingC.quicklydecreasing.,Thethirdparagraph,Reading,SavetheTigers,Paragraph1,Paragraph2,Paragraph3,Tigersareindangerofgoingextinct.“SavetheTigers”isavolunteergroupthathopestostopthetigersfromdisappearing.C.Tigersareimportanttotheenvironment.,A,C,B,Readthelessonandmatcheachparagraphwithitsmainidea.,ReadthefirstparagraphAtthebeginningofthe20thcentury,thenumberoftigersinwildwasaround10,000.()Whatisthenumberofthetigersnow?,F,Thenumberhasdroppedtoafewthousand.,Name:Wheredotheylive?Whatdotheylooklike?Tigersaresymbolsof_and_.Whyaretheyimportanttotheenvironment?,InformationCard,Tigers,IntheforestsofAsia,Theyhaveorangefuranddarkstripes.,strength,courage,atthetopofkeepinbalance,Readthethirdparagraphaloud.,Inrecentyears,tigershavebeenin_of_.Somepeople_and_tigersformoney.Peoplehave_alotoftrees_.Asforests_,tigers_theirhomes.Thenumberoftigersinthewild_quickly_andwemustdosomethingaboutit.,danger,disappearing,hunt,kill,cutdown,aswell,disappear,lose,is,decreasing,Whohasthebestmemory(记忆力)?,ReadandFindWorkingroups,1.在.的开始2.食物链3.的数字/数量4.保持平衡5.的象征6.下降到，跌至7.处于危险状态8.把.砍到；减少9.对重要,1.在.的开始2.食物链3.的数字/数量4.保持平衡5.的象征6.下降到，跌至7.处于危险状态8.把.砍到；减少9.对重要,atthebeginningoffoodchainthenumberofkeepinbalancethesymbolofdroptoindangercutdownbeimportantto,LanguagenotesWorkingroups,save2.thenumberof,anumberof3.indanger4.aswell,“savethetigers”isagroupofvolunteers.save意为_savethetigers意为_saveoneslife意为_扩展Hesavedalotofmoneytobuyacomputer.save意为_Pleasesavewater.save意为_,救，救助,拯救老虎,挽救某人的生命,储蓄，储存,节省，节约,thenumberof,anumberof(1)e.g.Thenumberoftheboysinourclassis32.thenumberof意为“_”，后接_，其作主语时，谓语动词用_.(2)e.g.Anumberofgirlslikeshopping.anumberof意为“_”，相当于_，可用large,small等来修饰，后接_.其作主语时，谓语动词用_.,的数量,的复数形式,单数形式,可数名词,许多,many,复数形式,可数名词复数形式,链接中考贵州安顺25题Inourschoollibrarythere_anumberofbooksonscience,andintheseyearsthenumberofthem_growinglargerandlarger.A.are;isB.is;areC.have;areD.has;is,2.NowthenumberofChinesepeopleworkinginAfrica_morethanonemillion.A.isB.areC.wasD.were,链接中考,danger的用法-Mum，whycantweswiminthatriver?-Becauseitsvery_.safeB.dangerC.dangerousD.clean现在许多动物处于危险中。我们应该做些事情让它们脱离危险。Manykindsofanimalsare_.Weshoulddosomethingtomakethem_.,outofdanger,indanger,小结:danger名词，意为_,其反义词_;固定短语indanger表示_,outofdanger意为_dangerous形容词，意为_,其反义词为_.做某事对于某人来说是危险的。_,处于危险之中,摆脱危险,safety,safe,Itisdangerousforsbtodosth,危险,风险,危险的,aswell(1)区分also,too,either和aswelle.g.JinQiushistudieshardandZhaoQistudieshard，_.Icandoit_.GaoKexinisgoodatEnglish.Sheis_goodatChinese.Ifyoudontgoshopping,Iwont,_.,归纳总结also,too,either和aswell,also,too,either,aswell,1.Bobknowstheanswertothequestion.Iknow_.A.eitherB.tooC.aswellD.also,2.Theyplayallkindsofinstrumentsandsing_.A.alsoB.eitherC.aswellD.aswellas,3.Tom,_JaneandRose,_goingtothefarmonfoot.aslongas;isB.aswellas;areC.aslongas;areD.aswellas;is,链接中考,Discussingroups,Whyaretheyindanger?,Howtoprotectanimals?,Discussingroups,Discusssomewayswecanprotectanimals.Writedownyourideas.,Name,Whytheyareindanger,Howtoprotectanimals,Peoplekillthemformoney.Thereisnotenoughfoodforthemtoeat.The