41必修二unit4单词讲解

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Iamaslowwalker,butIneverwalkbackwards.(America)我走得很慢,但是我从来不会后退。(亚伯拉罕.林肯美国)threaten•threaten:vt&vi恐吓;威胁•strenghen:vt.增强•endanger:vt使........处于危险•enrich:vt.丰富;使......丰富•encourage:vt.使……有勇气,鼓励)•enable:vt.使…能够•frighten:vt.恐吓dieout家族种族灭绝;习俗观念消失Theoldcustomdiedoutmanyyearsago.这种古老的风俗习惯许多年前就消失了。拓展:dieaway声音风光等渐渐消失diedown情绪逐渐平息dieoff相继死亡草木先后枯死•bedyingfor很想要渴望=beeagerfor•bedyingtodosth极想干某事=beeagertodosthMary,I'mdyingtoseeyoueverymomentoftheday.玛丽,我时时刻刻都盼着见到你。lossn.损失遗失丧失suffferaagreatloss遭受重大损失ataloss不知所措Thecompanysufferagreatlossasaresultofthatmistake.这个公司因为失误遭受了重大损失。loss•losern.输家;失败者反:successor•lossn.损失遗失丧失•lose---lost----lostvt.失去hunt:vt/vi打猎猎取/搜寻•huntforsth寻找某物(=lookfor=searchfor)•gohunting去打猎inpeace:和平地=peacefully•与in有关的短信总结:•inahurry匆忙,急于•inaway从某种意义上说•inaword简言之,总之•inaddition此外,又,加之•inall总共,总计•inchargeof负责,总管•incommon共用的,共有的•ingeneral一般来说•inreturn作为回报respond•respondvi.回答回应做出反应•respondto回答回应对...做出反应•respondtoone‘sletter:回信•n.response•inresponseto对......作出回应•makeaquickreaponseto•对......作出快速反应[题组训练](1)Hisdiseasefailedthedoctorapplied.他的病对医生用的新药没有任何反应。(2)Hismotheraskedhimtodohishomeworkbut.他妈妈让他做作业,但是他没有回应。(3)Ourcountryhassetupmanynaturalreserveswildlife’sneeds.为回应野生动植物的需求,我们国家已经建立了许多自然保护区。torespondtothenewdrugshedidn’trespondtoitinresponsetorelief•relief:n(痛苦、忧虑)的减轻、消除relieve:vt减轻缓解•inrelief如释重负松了口气toone’srelief:令某人感到欣慰的是toone’samazement/surprise:令某人吃惊的是toone’shappiness:令某人幸福的是toone’ssadness:令某人难过的是翻译Seeingthelostchildren,themotherwasinrelief.见到失踪的儿子这位妈妈如释重负。拓展Itisagreatrelieftodosth.......做某事感到极大的安慰Itisagreathonortodosth.......做某事感到极到的荣誉•[题组训练]用适当的介词填空(1)Sheleanedbackreliefaftersheheardthenewsthatshehadpassedtheexam.(2)ourrelief,shewasrescued.(3)Theircomingtohelprelievedustheheavywork.(4)Heburstinthemeeting.(5)Hisfunnywordsmadeallthepeoplepresentburstlaughter.inToofonintoThosewhosufferfromheadachewillfindtheyget_____fromthismedicine.(山东2010)A.reliefB.safetyC.defenseD.shelter【点拨】选A。题意:那些头痛的人会发现这种药物能减轻疼痛。relief符合题意。safety安全;defense防御,防护;shelter遮蔽,庇护。relieffromsth.减轻……e.g.Thedruggivessomerelieffrompain.这种药可以减轻一些痛苦。mercymercyn仁慈宽恕怜悯ask/begformercy请求宽恕showmercytosb=havemercyonsb宽恕怜悯某人withoutmercy残忍地atthemercyofsb任由某人控制或摆布[题组训练]用适当的介词填空(1)AntoniowassomercifulthatheevenshowedmercyShylock.(2)Havinglosttheengine’spower,theboatwasnowthemercyofthewind.(3)Sheisakind­heartedwomanandoftenhasmercypeoplewhoareintrouble.(4)Thecruelmankilledtheinjureddogmercy.toatonwithoutcertaincertainadj.确定的=sure;某一;一定certainly:adv.当然;确定forcertain无疑地确定地becertaintodosth一定会做某事becertainof/aboutsth对某事有把握becertainthat确信……Itiscertainthat对....有把握[题组训练](1)句型转换Sheiscertaintocome.→shewillcome.(2)Ihissuccess.我确信他的成功。=Iamsure/certainthathewillbesuccessful.It’scertainthatamquitecertainof(3)Itisn’tquitethathewillbepresentatthemeeting.A.sureB.certainlyC.exactlyD.certain解析句意为:不很确定他将出席这次会议。只能说sbissurethat,不能说:itissurethat.DPeriodOne4.Itcontainsapowerfuldrugwhichaffectsmosquitoes.它含有一种强效的药物可以防止蚊虫叮咬。[归纳拓展]containvt.包含;容纳;容忍containoneself克制自己containern.容器;集装箱contain/include(1)contain表示包含所含之物的全部,还指某种物质中含有某成分或含有其他物质。另外,contain还有“克制,抑制”之意。(2)include意为“包含;连……在内;包括”,指作为整体中的一部分而被包括进去,在句中常构成分词短语sb./sth.included或includingsb./sth.。PeriodOne[题组训练]用contain,include的适当形式填空(1)Thislittlebookalltheinformationthatyouneed.(2)Ihavetopreparefoodforsevenpeopleme.(3)Thepillvitamins.(4)Shewasunabletoherexcitement.(5)Everyonelaughed,me.containsincludingcontainscontainincludedaffectaffect影响感动侵袭感染affect/movesbtotears把某人感动的掉泪Begreatlyaffected很受感动Haveaneffecton对…有影响•Asamatteroffact,youropinionwillnotaffectmydecision.•Mostpeoplepresentatthemeetingweredeeplyaffectedbyhisspeech.13•payattentionto注意•fix/focusone'sattentiononsth把注意力集中在......上•catch/draw/attractone’sattention引起某人的注意•Mostattentionmustbepaid____theendangeredanimals.AprotectBtoprotectCtoprotectingDproteting注意:payattentionto用法中的to是介词,不是不定式符号,所以其后接动词时要用动名词。c•appreciate:vt欣赏,鉴赏;感激;意识到appreciation:n.appreciatedoingsth感激做某事appreciateone’sdoingsthIwouldappreciateitif...假如我将不胜感激appreciate[题组训练](1)I’dappreciateifyouwouldliketoteachmehowtousethecomputer.A.thatB.itC.thisD.youBSuccessn.Succeedv.Successfuladj.词组:SucceedindoingsthBesuccessfulindoingsthObamasucceedBushaspresidentintheUSA.奥巴马继不什后担任美国总统。asuccessafailureAfteranyyearsofhardwork,thescientistfinally()theexplorertoMoon.经过多年的努力,科学家终于将载人飞船发送到月球。succeededinsendingemploy:vt.雇佣;利用(时间、精力)employsb雇佣某人employtime/利用时间employsbtodosth雇佣某人做某事Sbbeemployedindoingsth=bebusydoingsth=beengagedindoingsth忙于做某事employoneselfindoingsth忙于做某事PeriodOne[题组训练](1)Forthepastfiveyearsheashopassistant.过去五年他受雇当店员。(2)Anumberofpeoplethework.已雇了一些人来处理这项工作。(3)Shealistofallthejobstobedone.她忙着把要做的所有工作列一个清单。hasbeenemployedashavebeenemployedtodealwithwasemployedinmakingdoharmtosb=beharmfultosb对某人有害Thereisnoharmindoingsth做某事没有害处PeriodOne[题组训练](1)Drinkingtoomuch,butsomedon’tcare.喝酒太多对我们的身体有害,但有些人不在乎。(2)Hemaysayno,but.他可能拒绝,但问一问也无妨。doesharmtoourhealththere’snoharminasking/itdoesnoharmtoaskinspectvt.检查视察inspectionn.检查视察inspectorn.检查员;视察员inspectsbforsth因…而检查[题组训练](1)用inspect的适当形式填空①Hegavethecaracompletebeforebuyingit.②Hehasajobas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