Unit1ScienceandScientists重点单词讲解学案高中英语人教版选择性

选择性必修二Unit1重点单词1、severeadj.严重的；恶劣的severityn.严重性severelyadv.严重地severeweather恶劣天气例句：Thestormcausedseveredamage.【翻译】2、diarrhoea腹泻sufferfromdiarrhoea遭受腹泻3、dehydrationn.脱水例句：Athletesneedtopreventdehydration.【翻译】4、frustratedadj.沮丧的；挫败的frustratevt.使沮丧frustrationn.沮丧frustratingadj.令人沮丧的infrustration沮丧地PracticeWhat_________memostwasthe________________resultsofourfailureinthematch,afterwhichtheplayerslookedvery________________andthefansleftthestadiumin___________.5、solveaproblemonceandforall一劳永逸地解决一个问题【了解】6、contradictoryadj.矛盾的；对立的contradictv.反驳contradictionn.矛盾becontradictoryto…与……矛盾例句：contradictoryideas相互矛盾的想法Whathesaidwascontradictorytothetruth.【翻译】Heractionswerecontradictorytoherwords.【翻译】7、infectvt.感染；传染infectionn.感染infectiousadj.传染性的abacterialinfection细菌感染preventinfection预防感染PracticeItwasherpositivespiritandlaughterthat________thewholeclassyesterday.Surgeonswearmaskstopreventthespreadof_______(infect)8、Germscancauseillness.细菌可以引起疾病。“killgerms”（杀菌）9、subscribevi.&vt.订阅；同意subscribern.订阅者subscriptionn.订阅subscribeto...订阅/同意……例句：Rsubscribetoamagazine订阅杂志Rsubscribeforshares认购股份RShesubscribestotheideathateducationisessential.她赞同教育是必不可少的观点。10、proof(s)n.证据；证明provev.证实，证明provideproof提供证据11、multipleadj.数量多的“multiplechoices”（多种选择）“multiplefunctions”（多种功能）“multiplefactors”（多种因素）12、pump[pʌmp]n.泵Thewaterpumpisnotworking.【翻译】13、householdadj.家用的；全家的；家喻户晓的householdappliances家用电器householdmembers家庭成员14、suspectvt.怀疑；推测n.嫌疑人suspicionn.怀疑suspectsbof(doing)sth怀疑某人（做过）某事例句：Thepolicesuspecthimoftheft.警方怀疑他有盗窃行为。15.blamevt.责备；归咎于n.责任blamesb.forsth.因某事而责备某人blamesth.onsb.把某事归咎到某人身上PracticeTheyblamedhim_____theaccidentwhichhappenedtheotherday.Don’talwaysblameyourownfailure______others.16、handlevt.处理；搬动n.把手；手柄handleaproblem处理一个问题doorhandle门把手17.interventionn.介入;出面；干涉intervenev.干涉“governmentintervention”（政府干预）18、linkn.链接；联系vt.连接；联系linkAwithB把A与B联系起来belinkedto…与……有关=berelatedto“linktwothingstogether”（把两件事连接在一起）19.rawadj.生的;未经处理的rawmaterials原材料20.pureadj.纯的；纯净的purityn.纯净purifyv.净化purewater纯净水21.substantial大量的；价值巨大的Theprojectrequiredsubstantialfunds.这个项目需要大量资金。22.decreasev.n.减少；降低——increase增加decreaseby... 减少了多少decreaseto... 减少到多少例句：例句：Thewheatproductionthisyearhasdecreasedby25%paredtolastyear.今年的小麦产量比去年减少了25%。【单句语法填空】Overthepastdecades,seaice______(decrease)intheArcticasaresultofglobalwarming.

23.thanksto幸亏;由于Rthankstosb.'shelp多亏某人的帮助=owingto...=dueto...=asaresultof...=asaconsequenceof...=onaccountof...=becauseof...24.statistic[pl.]统计数字；统计资料collectstatistics收集统计数据analyzestatistics分析统计资料【了解】25.transformvt.转变；改造；变换transformationn.Newtechnologycantransformthewaywelive.【翻译】26.epidemiologystudyofepidemiology流行病学研究27.microscopen.显微镜Bacteriacanonlybeseenwithamicroscope.【翻译】28.thinkingn.思想；思维thinkern.思想家Criticalthinkingisimportantinproblemsolving.批判性思维29、protein蛋白质Proteinisessentialformusclegrowth.蛋白质对肌肉生长至关重要。30、cell细胞；小房间；单间牢房；livingcell活细胞31、findingn.发现；调查结果；(法律)判决Eg:Theresearchfindingswerepublishedinajournal.研究发现发表在了期刊上。32.initial=originaladj.最初的；开始的initiallyadv.最初initialstage初期阶段33、fluvaccine流感疫苗34.solid可靠的；固体的layasolidfoundation奠定一个坚实的基础液体liquid气体gas35.cast投;抛；扔RThetreecastashadowinthesunlight.树在阳光下投射出一个阴影。36.pourvt.倾倒；倾斜Thecrowdsuddenlypouredintothestore．人群突然涌进商店。Theraincontinuedtopourdown.雨继续下着。Pleasepourmeaglassofwine.37.concreteadj.具体的；确实的n.混凝土concreteevidence确凿的证据aconcretefloor38.bloodplasma血浆40.patriotic爱国的——patriotism爱国主义RWeweredeeplymovedbyherpatrioticspirit.【翻译】41.breakout爆发WhentheWorldWarIbrokeout,heseemedtohavebeeanotherman,downhearted.【翻译】42、aviationindustry航空业43.defendvt.捍卫；防守；辩解defensen.防御defensiveadj.防御的indefenceof保护；为了保卫Rdefendthecountry保卫国家RHegavehislifeindefenceofhiscountry.他在保卫祖国的时候付出了生命。44.assistantn.助理assistv.帮助assistancen.帮助，援助45.inchargeof...负责……（人做主语）inthechargeof...由…负责(物做主语)freeofcharge免费chargev.充电;收费；控告E.g.Thecookisinchargeofthekitchenhelper.这位厨师负责管理帮厨。TheactivityisinthechargeofthestudentsintheEnglishDepartment.这项活动由英语系的学生负责。Allthedrinksincludingbeerarefreeofcharge.全部饮料包括啤酒在内都是免费的。46、launchamissile发射导弹47、leadingadj.领先的48.trace n.痕迹；踪迹v.追溯；追踪tracebackto...=datebackto...追溯到……49.outstandingadj.杰出的，优秀的extraordinaryadj.非凡的，卓越的brilliant adj.聪颖的；杰出的；绝妙的outstandingperformance杰出的表现50.giftedadj.有天赋的;天才的=talentedbegiftedin... 在……方面有天赋Thechildisgiftedinmathematics.【翻译】51.edownwith...患（病）；染上（小病）E.g.IthinkIhaveedownwithflu.我想我得了流感。eupwith...提出eacross...偶遇eout出现；出版，Whenitesto...当谈及……52.steadyadj.稳定的(=stable)；稳固的steadilyadv.稳定地Theeconomyisgrowingsteadily.【翻译】53、Theconceptistooabstractformetounderstand.newconcept新概念54、astronaut宇航员——astro星星55、besides除了...之外*besides做加法——Besidesthemilkandbread,weneedvegetables.除了面包和牛奶，我们还需要蔬菜。*except_做减法——WealltookpartinthepartyexceptJohn.除了约翰，我们都去参加这个聚会了。*exceptfor,强调美中不足，Yourwritingisgoodexceptforafewgrammarmistakes.除了几处语法错误外，你的文章写得很好。56.furt