必修二unit4单词详解

wordsandexpressionsinUnit4sit&seat区别单击输入您的封面副标题1.sit是不及物动词，只有主动，没有被动形式Youcansitdown.Canyouinformthegirl(_________(sit)underthetree)ofthemeeting?sitting•2.seat是及物动词•seatsb./oneself=sb.beseated•Heseatsthenaughtyboy.•Heseatshimself.•Canyouinformthegirl(__________(seat)underthetree)ofthemeeting?•此时seated可作为形容词，“就坐的，做好的”•pleaseremain_________(seat).seated1.和人一样大小2.在足球队里3.用计算机语言4.获第二名5.在某种程度上6.编造,补足7.毕竟8.在…的帮助下asbigasahumanon/inthefootballteamincomputerlanguagewinsecondplaceinawaymakeupafterallwiththehelpof请根据中文意思完成下列句子。1.在我看来，这食物不够。___________________,thefoodisnotenough.2．昨天他参加了智力考试。Yesterday,hetookani________________test.3．他不知道该怎么对付他那顽皮的儿子。Hedon’tknowhowto______________hisnaughtyson.4．你的胃痛并不令人惊奇，毕竟你吃得太多了。It’snotsurprisingyou’vegotstomachache.___________youhaveeatentoomuch.5．他们彼此毫无共同点。Theyhavenothing_______________withoneanother.6．在我电脑的帮助下我可以及时完成的我工作。________________________mycomputer,Icouldfinishmyjobintime.7．在某种程度上，你所说的有道理。__________,whatyousaidisreasonable.•1.wildlifen.野生动植物•wildadj.•beyondmywildestdream2.protectionn.保护protectVt.protectsb.fromsth.protectsb.(from)doingsth.protectsb.(from)beingdoneprotectiveadj.保护的，防护的3.decrease减少increaseVt.&Vi增加increasingadj.Thenumberofnewstudentsdecreasedto160thisyear.Thepriceofwheathasdecreasedby15%.Thisspeciesofbirdisdecreasinginnumbereveryyear.4.dieout1)家族种族灭绝；Thisspecieshasnearlydiedoutbecauseitshabitatisbeingdestroyed.2)习俗观念消失Theoldcustomdiedoutmanyyearsago.拓展：dieaway声音风光等渐渐消失diedown物质特性或情感变弱，逐渐平息dieoff相继死亡草木先后枯死Thewinddiedawayatdusk.Thenoisehasdieddown.Manytreesaredyingoffforlackofwater.•die瞬间v.死，死亡（dieddied）•不与表一段时间状语连用•“died+时间段+ago”•deadadj.死的，无生命的。可同表示一段的状语连用。“have/hasbeendeadfor+时间段”•dyingadj/现分“垂死的，要死的”•deathn.死，死亡5.lossn.损失遗失丧失losev.loseone'sway(lostlost)belostin陷入沉思sufferagreatloss遭受重大损失ataloss不知所措Thecompanysufferagreatlossasaresultofthatmistake.6.reserven:1)naturereserve2)wehavelargereserveofoil.Vt.:1)You’dbetterreservesomemoneyforfutureneed.2)I’dliketoreserveatablefortwo.自然保护区储备保留预定7.huntvt/vi打猎猎取/搜寻•huntfor...=searchfor...寻找某物/追逐......•gohunting去打猎•Sheisstillhuntingforanewjob.•huntern.•8.inpeace与atpeace的区别•inpeace“处于清静或安谧状态,不被打搅”•atpeace“休战，熄争，和睦相处”Iliveinpeaceinthecountry.Thetwonationsarenowatpeace.[易混辨析]indanger，indangerof，dangerous，endangeredindanger意为“在危险之中”，指主语处于某种危险之中，受到外来的威胁。indangerof指主语“有……的危险”。dangerous意为“危险的”，是指主语会给别的人或事物带来危险，会伤害他们。endangered意为“受到危险的”，强调被动性。9．indanger在危险中，垂危outofdanger脱离危险[教材原句P25]Whyaretheyindangerofdisappearing?为什么它们面临灭绝的危险？•在…面前：•满脸泪水：•在…时候：•兴奋：•处于绝望：•负债：•在贫困中：•乱七八糟：•健康不佳：•inthefaceof•intears•intimeof•inexcitement•indespair•indebt•inpoverty•inamess•inpoorhealth10.respondvi回答回应对...做出反应•回信respond/replytoeg:Sherespondedbrieflytothequestions.n.response•inresponseto•对......回应•makeaquickresponseto•对......作出快速反应•eg:I'mwritinginresponsetoyourletter.11.distantadj.远的，远处的,不友好的，疏远的remoteadj.遥远的,偏远的•distancen.距离，遥远，间隔•inthedistance在远处•atadistanceof...隔开一段距离（of后接具体的距离）•Wecanseeawaterfallinthedistance,andthesoundofitcanbeheardatadistanceof20miles.•12.reliefn(痛苦、忧虑）的减轻、消除•relievev.减轻缓解•inrelief•如释重负,松了口气•eg:Seeingthelostchildren,themotherwasinrelief.•toone'srelief•令某人感到欣慰的是Toherrelief,hersonwasoutofdangerrelieffromsth.减轻……Thedruggivessomerelieffrompain.这种药可以减轻一些痛苦。运动会开幕式闭幕式主持词运动会的举办就是各部门重视青少年的健康成长而决定的。一起来看看XXXX为大家整理的欢迎阅读,仅供参考XX。尊敬的各位领导、全体运动员、教练员、裁判员,观众朋友们:上午好!在这秋高气爽的日子里,在这收获的季节,我们迎来了xx县小学生运动会。来自全县20所学校500多名运动员英姿飒爽,欢聚一堂,共享体育的魅力与快乐。举办小学生运动会是贯彻落实国家《全民健身条例》、《学校体育工作条例》和《关于加强青少年体育增强青少年体质的意见》的具体体现。我县各级政府和有关部门始终非常关心和重视青少年的健康成长。今天,县领导和有关部门领导也和我们一起共度盛会。在这里请允许我介绍参加开幕式的领导和嘉宾,他们是:......让我们用热烈的掌声欢迎各位领导的到来、并表示衷心的感谢!下面进行大会进行第一项议程,全体起立,奏唱国歌;大会进行第二项议程,请县政府副县长尧金娣同志致开幕词;大会进行第三项议程,请xx同志代表裁判员宣誓;大会进行第四项议程,请xx学代表运动员宣誓;现在有请县委常委、宣传部长xx同志宣布xx县小学生运动会开幕。XX年xx县小学生运动会开幕式到Thosewhosufferfromheadachewillfindtheyget_____fromthismedicine.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。burstintotears=burstoutcryingburstoutlaughing=burstintolaughter13.mercyn仁慈宽恕怜悯•ask/begformercy请求宽恕•showmercytosb=havemercyonsb•同情，怜悯某人•withoutmercy毫不留情地，残忍地•atthemercyofsb任由某人控制或摆布PeriodOne[题组训练]用适当的介词填空(1)AntoniowassomercifulthatheevenshowedmercyShylock.(2)Havinglosttheengine’spower，theboatwasnowthemercyofthewind.(3)Sheisakind­heartedwomanandoftenhasmercypeoplewhoareintrouble.(4)Thecruelmankilledtheinjureddogmercy.toatonwithout14.certainadj1）某个，某些（仅做定语）Thelibraryisonlyopenatcertaintimes.acertainstudent=somestudent某个学生certainstudents某些学生somestudents一些学生2)确定的，一定=sureforcertain=forsure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•certainlyadv.无疑地确定地eg:Heiscertaintocome.=Itiscertainthathewillcome.I'mcertainofyourseccess.=I'mcertainthatyouwillsucceed.•15.importancen.重要性•importantadj.重要的•beof(great)importance=be(very)important•beofvalue=bevaluable•beofuse=beuseful•beofbenefit=bebeneficial•beofhelp=behelpful•beofsignificance=besignificant16.containvt.1)包含，容纳，装有Howmuchwillthisbottlecontain?Fruitscontainmanyvitamins.2)抑制，控制，克制（强烈的情感）containoneself克制自己Trytocontainyouranger.辨析：contain&include.cont