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Unit4(words)制作人:李文艳,高悦教学目的：1.掌握目标词汇2.扩大学生的词汇量3.能够让学生熟练运用本单元的重点词汇教学重点：本单元出现的重点单词的意义及用法教学难点：掌握单词的使用方法教学工具：使用多媒体教学Asaresulttheseendangeredanimalsmayevendieout.dieout:（graduallydieandnolongerexist）灭亡，逐渐消失eg.①Perhapstoomuchfightingcausedthedinosaurstodieout.或许是太多的斗争导致了恐龙的灭绝。②Theoldtraditionsaredyingout.旧的传统正在消失。短语拓展：1.dieof(from):因……而死Hediedof(from)cancer.他死于癌症。2.diefor为……而死，为……而献身Hediedforhisbeliefs.他为自己的信念献身了。3.dieoff相继死去，直到绝种（其后不能接宾语）Thepoorchildrendiedoffbecauseoflackoffood.TheproblemofSouthChinatigeristoomuchhuntinginthe1950s.hunt：①vt.&vi.(catchorkillwildanimalsforfoodormoney)打猎，猎取eg.①Policearehuntinganescapedcriminal.警察正在抓捕一名逃犯。②We’llgoouthuntingthisSunday.这周末我们要去打猎。②（与for连用）搜索eg.huntforajob找工作huntforalostwallet寻找丢失的钱包ThenumberofSouthChinatigerisabout30-40remainafterbeingleftinpeacewithnohunting.inpeace:和平地，和睦地，安详地eg.①Afterthewar,thiscountrywasleftinpeace.战争过后，这个国家处于和平之中。②Peopleandanimalsshouldliveinpeace.人与动物应该和平相处。Whyaretheyindangerofdisappearing?indanger(of):（inadangeroussituation）在危险中，垂危eg.①Anotherfamousanimalindangeristhegiantpanda.另一种著名的濒临灭绝的动物是大熊猫。②Howmanyfactoryworkersareindangeroflosingjob?有多少工人面临着失业的危险？Canyouguessthemeaningofthisphrase?“outofdanger”eg.Aftera10hour’soperation,thisboywhowasseriouslyhurtinthefirewasoutofdanger.脱离危险InreliefDaisyburstintolaugher.inrelief：(freefromthestateoffeelingnervousandworried)如释重负，松了口气eg.InreliefMikeknewthathepassedhisfinalexam.迈克知道他通过了期末考试松了口气。burstintolaugher：突然笑起来；大声笑了出来burstinto+n.=burstoutdoing突然…eg.burstintotears=burstoutcrying突然大哭起来burstintolaugher=burstoutlaughing突然大笑起来“I’mprotectingmyselffrommosquitoes,”itreplied.protect……from:(savesth.fromadangeroussituation)保护,不受……的危害eg.Somethingmustbedonetoprotecttheenvironmentfrombeingpolluted.必须采取措施保护环境免受污染。(2006陕西)Hewaswearingdarkglassesto_____(保护)hiseyesfromthesun.protectItcontainsapowerfuldrugwhichaffectsmosquitoes.contain：vt.包含，容纳，容忍eg.Thebookcontainsalltheinformationyouneed.这本书包含所有你需要的资料。Thebottlecontainstwoglassesofbeer.这个瓶子可装两瓶啤酒。（2008全国)LittleJohnnyfeltthebag,curioustoknowwhatit____.A.collectedB.containedC.loadedD.savedB近义词辨析:include:havesb/sthaspartofawholecontain:haveorholdsthwithinitself强调本身所含有的。eg.Ihavebeentomanybigcities,includingShanghai,Beijing,Guangzhou,etc.我去过很多大城市,包括上海,北京，广州.Thebasketcontainsalotoffruit.筐里有很多水果.Theseawatercontainssalt.海水里含盐.affect:vt.影响，感动，侵袭eg.①Doyouknowhowcomputeraregoingtoaffectourlives?你知道将如何影响我们的生活吗？②Heisdeeplyaffectedbythenews.他被那个消息深深地感动了。形近词辨析：affectvt.影响,引起感情波动,感染,假装,炫耀一般用于指一时的”影响”Doestelevisionaffectchildren’sbehavior?电视对孩子的行为有影响吗？effectn.“作用,影响,效果”,常含有消极负面影响的意味.也可作动词,但意义为“进行,实现,产生结果”Doestelevisionhaveaneffectonchildren’sbehavior?电视对孩子的行为有影响吗？WatchingTVtoomuchmayhaveabadeffectonchildren‘seyes.看电视太多会对孩子的视力有不好的影响.YoushouldpaymoreattentiontotherainforestwhereIliveandappreciatehowtheanimalslivetogether.payattentionto:注意eg.①Everyathleteshouldpayattentiontothefollowingrules.每位运动员都应该注意以下规则。②Besuretopayattentiontoprotectingtheenvironment.请注意保护环境。appreciate：vt.鉴赏，感激，意识到（后接名词或动词ing）eg.①Histalentsarenotfullyappreciatedinthatcompany.他的才干在那家公司没有得到充分的赏识。②Iappreciateyourhelpverymuch.我非常感谢你的帮助。（2001上海）Ireallyappreciate____torelaxwithyouonthisniceisland.A.tohavehadtimeB.havingtimeC.tohavetimeD.tohavingtimeBWhatmustbedoneifwildlifeprotectionistosucceed?succeed:vi.成功eg.Youwillsucceedintheendunlessyougiveuphalfway.vt.接任，继承eg.AdamssucceededWashingtonaspresident.短语：succeedindoingsth.在……方面成功eg.Chinahassucceededinproducingclonesofcowsandgoats.success(n.)successful(adj.)successfully(adv.)词汇拓展：短语：besuccessfulindoingsth.达到目的，取得成效eg.Iwasn’tsuccessfulinkeepingthesecret.Cantheybeemployedtoworkintheparkandnothurttheanimals?employ:vt.雇用；利用（时间，精力等）eg.①Theyemployed5waiters.他们雇用了五个服务员。②Thepolicehadtoemployforcetoenterthebuilding.警察不得不强行进入大楼。归纳拓展:employsb.insth.在…方面雇佣某人employsb.assth.雇佣某人任….employsb.Todosth.雇佣某人做某事beemployedinsth./doingsth.忙于某事词汇拓展：employee受雇者，雇员employer雇佣者，雇主（2005江苏）Thecreativityofsciencehasbeen_______(利用)indoingdamagetomankind.employedWhatshouldbedonetopunishpeoplewhodoharmtotheanimals?harm：n.伤害，损害，危害eg.Tonyprotectedahumanbeingfromharm.托尼保护了一个人免受伤害。vt.伤害，损害eg.①Ithasn’tharmedyou,hasit?没有伤到你，是吧？②Don’tharmyoureyesbyreadingindimlight.不要在昏暗处读书，以免伤害眼睛。词汇拓展：harmn.harmfuladj.有害的harmlessadj.无害的短语拓展：doharmto对……有害eg.Thiskindofmedicinemaydoharmtoyourhealth.这种药可能对你的健康有害。beharmfulto对……有害eg.Fruitjuicecanbeharmfultochildren’steeth.果汁对孩子的牙齿有害。Whatshouldyoudoifyouarebittenbymosquitoes?bite:vt.&vi.(bit,bitten)咬，叮，刺痛eg.①Thatdogbitthepostmanontheleg.那条狗咬伤了邮递员的腿。②Bittenbythesnakeinthebush,Susanwassentbacktothecamp.由于被灌木丛中的蛇咬了，苏珊呗送回了营地。Theylivedontheearthtensofmillionsofyearsago,longbeforehumanscameintobeingandtheirfutureseemedsecureatthattime.comeintobeing：形成，产生eg.Wedonotknowwhenthisworldcameintobeing.我们不知道世界是何时形成的。Whenscientistsinspectedthebones,theyweresurprisedtofindthatthesedinosaurscouldnotonlyrunliketheothersbutalsoclimethetrees.Inspect：vt.检查，视察eg.①Amancametoinspectourschoolyesterday.一位先生昨天来检查了我们的学校。②Thevisitingpresidentinspectedthetroops.来访的总统检阅了部队。AccordingtoaUNreport,some844animalsandplantshavedisappe