Unit+1+Science+and+scientists+Word+Study+课件【 高效备课精研 + 知识精讲提升】 高中英语人教版（2019）选择性必修第二册

Unit1ScienceandScientists选择性必修2WordStudyLearninggoals:学习目标1'1.Tolearnsomeusefulwordsandphrases.2.Topractisetheminexercises.问题导学3'1.Whataretheimportantwordsandphrasesinthisunit?Canyoulistthemout?2.Canyoufinishsomeexerciseswiththeimportantexampoints?

。

单词预读Step3点拨精讲23’1.cholera n.霍乱

/U/2.severe a.极为恶劣的;十分严重的;严厉的severelyadv.严重地;严厉地;严格地severityn.

/U/theseverityoftheproblem问题的严重性3.diarrhoea/diarrhea[ˌdaɪə'rɪə]n.腹泻(theruns腹泻)

4.dehydrationn.脱水dehydratevt.使脱水，使干燥;vi.（人体的）脱水，失水diefromseveredehydration死于严重脱水5.frustrated a.懊恼的;沮丧的;失意的frustratingadj.使人沮丧的，令人泄气的frustrate

vt.使懊恼;使沮丧frustrationn.懊恼;沮丧6.onceandforall 最终地;彻底地

Ipletelyadv.完全地;彻底地entirelyadv.全部地;完整地;完全地7.contradictory adj.相互矛盾的;对立的;不一致的contradictorilyadv.反驳地;矛盾地contradict vt.反驳；相矛盾；驳斥；相抵触contradiction(betweenAandB)n.矛盾，不一致8.infection n.感染;传染9.infect vt.使感染;传染

infectiousadj.传染性的；感染的infectedadj.被感染/影响的10.germ n.微生物;细菌;病菌;

(pl.germs)Disinfectantkillsgerms.

消毒剂可杀菌。11.subscribe v.认购(股份);定期订购;定期交纳(会费)subscribern.用户，订户;定期捐款者;签署者12.subscribetosth 同意...;赞同...

subscribetotheresolution赞同这项决议13.proofn.证据;证明;检验provev.证明14.multiple a.数量多的;多种多样的multiply

vt.&vi.乘;（使）相乘;（使）增加;（使）繁殖;15.pumpn.泵;抽水机;打气筒;帆布鞋(pl.pumps)16.waterpump 水泵17.household n.家人;家庭;同住一所(套)房子的人(pl.households)adj.[用于n.前]householdbills/chores/goods家庭账单/杂务/用品18.suspectvt.＆vi.怀疑;疑有;不信任n.犯罪嫌疑人;可疑对象suspectsbofsth/ofdoingsth怀疑某人有......罪19.blame v.把…归咎于;责怪;指责n.责备;指责sbbetoblame某人应受责备pumppump20.handlen.把手;拉手;柄vt.处理;搬动;操纵(车辆/动物/工具等)

21.interventionn.介入;出面;干涉

intervenev.干涉；介入22.link n.联系;纽带vt.把……连接起来;相关联link...to/with....把...和...联系起来23.raw a未煮的;生的;未经处理的;原始的rawmaterial原材料24.pure a.干净的;纯的;纯粹的purewater纯净水purelyadv.完全地;纯粹地;纯洁地purify

v.净化25.substantiala.大量的;价值巨大的;重大的substantiallyadv.本质上;实质上;大体上;充分地;相当多地;substancen.物质;材料26.decreasen.减少;降低;减少量(by表增减的幅度to表增减到)vt.＆vi.(使大小、数量等)减少;减小;降低reducev.减少fallv.减少;下降;减小dropv.降低;减少increasev.增加risev.上升;增长27.thanksto 幸亏;由于(状)28.statistic n.[pl.statistics]统计数字;统计资料;统计学29.transform vt.使改观;使改变形态vi.改变;转变transformationn.变化;<核>转换;<语>转换;<电>变换;30.epidemiology n.流行病学epidemic

adj.流行性的,传染的n.流行病epidemiologist

n.流行病学家31.microscope n.显微镜underamicroscope

在显微镜下32.thinking n.思想;思维;见解thoughtn.想法;看法;主意thinkv.认为;思考;tein n.蛋白质Ricecontainsproteinandfat.大米中含有蛋白质和脂肪。34.cell n.细胞;小房间;单间牢房

(pl.cells)bloodcells血细胞35.virus n.病毒

(pl.viruses)thefluvirus流感病毒

virusinfection病毒感染36.findingn.发现;调查结果;(法律)判決

(pl.findings)thefindingsofthecommission

委员会的调查结果37.initial a.最初的;开始的;第一的myinitialreaction我最初的反应initiallyadv.开始;最初38.vaccine n.疫苗(pl.vaccines)takeavaccine(against...)接种疫苗takenavaccineagainstCovid-19

接种抗冠状病毒的疫苗39.framework n.框架;结构(pl.frameworks)40.theoreticalframework理论框架41.solid a.可靠的;固体的;坚实的n.固体solidlyadv.坚固地;牢靠地;团结一致地solidfood

固体食物havenosolidevidence没有确凿的证据42.cast vt.(castcast)投射;投以(视线、笑容等);投掷castawelcomingsmile微笑以示欢迎

Themooncastabrightlightoverthegarden.月亮在院子里撒下清辉。43.shadow n.阴影;影子;背光处

(pl.shadows)castashadowon...在某处投下/留下影子;给...蒙上阴影44.rainbow n.彩虹

(pl.rainbows)castarainbow照出一道彩虹45.pour vt.倒出;倾泻;斟(饮料)46.concrete n.混凝士a.混凝土制的;确实的;具体的aconcretefloor混凝土地面concretelyadv.具体地47.plasma n.血浆Tspace n.航空航天工业(spaces)aero-空气的;空中的;飞行器的aeroplane/airplane/planen.飞机49.patriotic a.爱国的patrioticallyadv.爱国地；忧国地50.mechanicala. 机械的;发动机的;机器的amechanicalproblem一个机械问题mechanicallyadv.机械方面地;机械地;物理上地;呆板地51.mechanic n.机械师;机械修理工(pl.mechanics)acarmechanic

一个汽车修理工52.breakout (战争、打斗等不愉快的事情)突然开始;爆发53.aviation n.航空制造业;航空;飞行

/U/aviatevi.驾驶飞机，乘坐飞机;vt.驾驶（飞机）;aviatorn.飞机驾驶员，飞行员=pilot54.defend vt.保卫;防守;辩解defence/defensen.防御;国防55.jet n.喷气式飞机

(pl.jets)56.assistant n.助理;助手

(pl.assistants

)asales/shopassistantinadepartmentstore一名百货公司售货员57.inchargeof...

(某人)

主管...;掌管...58.missile n.导弹

(pl.missiles)nuclearmissiles核导弹amissilebase/site导弹基地/发射场59.leadershipn.领导;领导地位;领导才能leadvt.领导;带领leadern.领袖;领导;首领undertheleadershipof...=underone'sleadership在...的领导下60.trace vt.追溯;追踪;查出n.痕迹;遗迹;踪迹tracebackto...

追溯到...datebackto/from...始于;追溯到gobackto...追溯到61.outstandinga. 优秀的;杰出的;明显的excellentadj.优秀的;很好的;好极了strikingadj.显著的;引人注目的62.gifted a.有天赋的;有天才的;天资聪慧的giftn.礼物;天赋haveagiftfor…对…有天赋begiftedin......在...方面有天赋63.comedown 患(病);染上(小病)comedownwith...染上...病;患上...病comedownwithaheavycold患上重感冒64.abstract a.抽象的;理性的n.(文献等的)摘要abstractknowledge/principles理论知识；抽象原理abstractlyadv.抽象地，理论上地65.steadya.稳定的;平稳的;稳步的steadilyadv.稳定地;持续地;稳固地;asteadyjob/income稳定的工作/收入Ready,steady,go!=Ready,set,go!(赛跑口令)各就各位,预备,跑!DongfengmissilesDongfengmissiles66.concept n.概念;观念

(pl.concepts)graspthebasicconceptsofmathematics掌握数学的基本概念67.astronomern.天文学家

(pl.astronomers)68.astronomy n. 天文学69.telescope n.望远镜binocularsn.双筒望远镜microscopen.显微镜70.besides prep.除……之外(还)adv.而且;此外besideprep.在…旁/附近71.brilliant a.聪颖的;绝妙的;明亮的brilliancen.才华;光亮，光辉brilliantlyadv.灿烂地;出色地;72.furthermoread.此外;再者=moreover=what’smore=besides=inaddition73.aboveall 最重要的是;尤其是allinall总而言之

afterall毕竟

inall/total总共firstofall

首先

notatall一点也不74.fault n.弱点;过错

(pl.faults)Itisone’sfaultfordoingsth

...是某人的过错75.shift n.改变;转换;轮班vi.＆vt.转移;挪动;转向76.vivid a.生动的;鲜明的;丰富的vividlyadv.生动地vividnessn.（色彩、光线等）鲜艳;活泼;生动;逼真Step4课堂小结1’Words:1.cholera n.霍乱

/U/2.severe a.极为恶劣的;十分严重的;严厉的3.diarrhea/diarrhea[ˌdaɪə'rɪə]n.腹泻(theruns腹泻)4.dehydrationn.脱水5.frustrated a.懊恼的;沮丧的;失意的......

单句语法填空1.Theyfelt___________(frustrate)atthelackofprogress.2.Thelocalgovernmentis___________(blame)fornotinformingthepublicofthecaseintime.3.ButtheinformationIgotwasrichandvaried,oreven______________(contradict).4.Asanadult,wehavetolearn___________(handle)stress.5.Thosewholackresistancearemorelikelyto___________(infect)withthevirus.6.Priorto_________(join)thiscompanyin2015,Bequelinwasemployedasaseniorresearcher.7.Wetend__________(think)thatthedecadesimmediatelyfollowingWorldWarⅡwasatimeofprosperityandgrowth.8.InternetshoppingisquitepopularamongChinesepeopleandhasbecomeanewwayof_____________(consume).9.___________(tire)andhungry,thetouristswantedtofindarestauranttohavesomethingtoeat.当堂检测(15')：frustratedtoblamecontradictorytohandlebeinfectedjoiningtothinkconsumptionTired当堂检测：15’填空1.Whenthefather’sbusinessfailed,thefamilycame____________.2.Thecharactersinthebookare____________(vivid)presented.3.Hehasmany____________(fault),butcrueltyisnotoneofthem.4.Andwe’ll______________(倒出)about30percentmoreliquidintoashort,wideglass.5.Wecant______________(改变)theworldwithourknowledge.6.Thepolicedon’tknowwhocommittedthecrime,buttheys____________(怀疑)Johns.7.TheGreatWallwasbuiltto______________________________________foreigninvaders.长城是用来防御外来入侵者的。8.Ihavenoidea_______________________________whenthemanagerisaway.经理不在时，我不知道谁来管理公司。9.Theyboughtatruckloadoffoodandhadit_________(deliver)tothechurch’sparkinglot.downvividlyfaultspourransformuspectdefendthecountryagainstwhowillbeinchargeofthecompanydelivered应用文写作假定你是李华,你校即将举行“给农村小学捐书”(DonatingBookstoRuralPrimarySchools)活动,现向全校招募志愿者,你的笔友Peter来信向你咨询有关情况,请你写一封回信,要点如下:1.简单介绍该项活动;2.志愿者所需条件。注意:1.词数80左右;2.可适当增加细节,以使行文连贯。DearPeter,

DelightedtoreceiveyourletterinquiringsomethingaboutDonatingBookstoRuralPrimarySchools,Iamwritingtoinformyouofsomedetailedinformation.Theactivityisaimedtohelpruralprimaryschoolsbysendingvariouskindsofbookstothosestudents,whichcannotonlybroadentheirhorizons,butalsocultivatetheircapabilitiesofthinkingandlearningindependentlyandcritically.Additionally,thevolunteersshouldbediligentandoptimistic,assuringthemtofacesomesetbacksduringtheprocessofthisactivity.Ifyouhaveanyquestionsaboutthisproject,pleasecontactmewithoutanyhesitation.Yourssincerely,LiHua

1.____________(霍乱)usedtobeoneofthemost_________(fear)diseasesintheworld,untilaBritishdoctor,JohnSnow,showedhowitcould______________(overcome).2.Theman________________(infect)

______cholera.3.Hediscoveredthatintwoparticularstreetsthecholeraoutbreakwasso_________(severe)

_______morethan500peoplediedintendays.4.______general,doctorsinthosedayshadtwo_____________(contradict)theories_____________(explain)howcholeraspread.5.Youractions______________(contradictory)yourwords.6.Runnerscan______________(dehydration)veryquicklyinthisheat.7.Hisillnesscausessevere_____________(腹泻),______________(脱水),________evendeath.8.Asayoungdoctor,JohnSnowbecame______________(frustrate)becausenooneknewhow______________(prevent)cholera.1CholerafearedbeovercomehasbeeninfectedwithseverethatIncontradictorytoexplaincontradictdehydratediarrhoeadehydrationandfrustratedtoprevent1.Anotherwasthatcholerawascausedbyan___________(infect)from___________(germ)infoodorwater.2.Thedrug___________(suspect)__________causingover200deaths.3.JohnSnowsuspected__________thewaterpumpwastoblame.4.Shedoesn’tblameanyone_______herfather’sdeath.5.TheUSpresidentputtheblame______China.6.Hewasunwilling____________(subscribe)______theagreement.7.Therewere____________(multiply)deathsnearthewaterpumpinBroadStreetdocumentsatthelibrary.However,some____________(household)(suchas20and21BroadStreet,and8and9CambridgeStreet)hadhadnodeaths.infectiongermsissuspectedofthatforontosubscribetomultiplehouseholds1.ThePresident_______________(intervention)personally____thecrisislastyear.2.Moreover,JohnSnowwaslaterabletoshow______link__________othercasesofcholeraandthedifferentwatercompaniesinLondon.3.Thecountryhastoimportmostof_____raw___________(material).4.ThroughJohnSnow’s__________(tire)efforts,watercompaniesbegantosellcleanwaterandthethreatofcholeraaroundtheworldsawa_______________(substantially)decrease.5.Theyaremakingeveryeffort______________(decrease)theproductioncost______20%.6.Fortunately,wenowknowhowtopreventcholera,_________(由于)theworkofJohnSnow.7.Recent_____________(statistic)suggest30％ormoreofcollegestudentscheatin________ervenedinabetweenitsmaterialstirelesssubstantialtodecreasebythankstostatisticstheir1.Moreover,inhisuseof_________(map)and___________(statistic),JohnSnow_______________(transform)theway____________________scientistsstudydiseases.2._________________(transform)hillsintofieldsisanextremelytoughjob.3.Ibelieveshewilltransformthechild_______aspeaker.4.Fishis_______richsourceof_________(protein).5.Thevirusisnot____________(pass)onthroughtouchingorshakinghands.6.Whatwasthe_________(find)thatJohnSnowannounced?7.Evenifthat’sthecase,though,theabove___________(find)arestill_________(strike).8.__________________(我最初的反应)wastorefusehisoffer.mapsstatisticstransformedthat/inwhich/×TotransformintoaproteinpassedfindingfindingsstrikingMyinitialreaction1.______________(patriotic),hebuysonlyU.S.-madeproducts.2.______________(describe)asamanwith“greatscientific____________(think)andscientificspirit”whowas__________(patriotic)and___________(serve)hishomelandwitheffort,achievement,anddevotion,Qianwasanextremelywell-respectedman.3.Henodded______________(mechanic),hiseyes________(fix)onthegirl.4.Thetrainstoppedduetoa______________(mechanic)problem.5.Heworkedasamotor_____________(mechanic).6.However,aftertheSonghuBattlebroke_______in1932,Qianmadethedecisiontoswitchhismajorto___________(aviate)becauseherealisedthatChinaneededitsownpowerfulairforcetoprotectanddefendthecountry.7.Theyoungdoctoris______________(掌管)thehospital.8.Thehospitalis______________(掌管)theyoungdoctor.Pa