Unit5WorkingtheLand重点单词短语讲与练课件高中英语人教版选择性

Unit5WorKingtheLand重点单词短语讲与练Checkthewordpreview单词预习验收根据英文解释猜单词。1.tomakesthincrease,orbecomebetterormoresuccessful_____________2.tobecomegreaterinsize,numberorimportance;tomakesthgreaterinsize,numberorimportance____________3.toformanideaofthecost,size,value,etc.ofsth,butwithoutcalculatingitexactly___________4.verytypicalofsthorofsb'scharacter_____________5.togiveanamountoftime,attention,etc.tosth__________6.tomakesb/yourselfbelievethatsthistrue_________7.abelieforfeelingthatsthistrueorthatsthwillhappen,althoughthereisnoproof_____________boostexpandestimatecharacteristicdevoteconvinceassumption根据英文解释猜单词。8.tosucceedindealingwithorcontrollingaproblemthathasbeenpreventingyoufromachievingsth______9.tohavesb/sthaspartsormembers___________10.asituationwhenthereisnotenoughofthepeopleorthingsthatareneeded_______11.followingwhatistraditionalorthewaysthhasbeendoneforalongtime__________12.thetruesituationandtheproblemsthatactuallyexistinlife,incontrasttohowyouwouldlikelifetobe__________13.containingortastingofsalt_____________14.tosucceedingettingsth,usuallyafteralotofeffort______15.atimeofgreatdanger,difficultyorconfusionwhenproblemsmustbesolvedorimportantdecisionsmustbemade______overcomecompriseshortageconventionalrealitysaltyattaincrisis根据英文解释猜单词。16.toproduceorprovidesth,forexampleaprofit,resultorcrop_______17.havingorshowingverystrongfeelings,opinionsorthoughtsaboutsb/sth__________18.oforinsideaparticularcountry;notforeignorinternational__________19.theactofusingenergy,foodormaterials;theamountused__________20.toproduceorcreatesth__________21.timethatisspentdoingwhatyouenjoywhenyouarenotworkingorstudying__________22.afamousperson__________yieldintensedomesticconsumptiongenerateleisurecelebrity根据英文解释猜单词。23.anideaorapictureinyourimagination_______24.connectedwithatownorcity__________25.theactofincreasingtheareaofactivity,groupofpeople,etc.thatisaffectedbysth__________26.verygoodforyou;containingmanyofthesubstanceswhichhelpthebodytogrow__________27.producedorpractisedwithoutusingartificialchemicals__________28.existingorhappeningoveralargeareaoramongmanypeople__________29.completelynecessary;extremelyimportantinaparticularsituationorforaparticularactivity；vital__________visionurbanextensionnutritiousorganicwidespreadessential单词拼写1.Justasthesayinggoes，“Nothingistobegotwithoutpainsbut_______（贫穷）.”2.Whenyouhaveacold，anyfoodanddrinksometimeshaslittle______（味道）toyou.3.Don’tgivethebabymeattoeat，becausehecan’t______（消化）it.4.Thesubmarine(潜水艇)liesata______（深度）of6,000feetintheBarentsSea.5.Tomyamazement，hisopinionissimilartomineinmany_______(方面).6.Ithasbeendiscoveredthat________(细菌)reproducebydividingandmakingcopiesofthemselves.flavourdigestdepthaspectsbacteriapoverty单词拼写7.Don’tjudgeanythingabouttheideauntilyouhaveunderstoodit______(完全地).8.Thiskindoffruittastesalittlesour，butinrealityitisvery___________(有营养的).9.Asisreported，_______(有机的)farmingisexpandingeverywhere.10.Theexampleshowsthatdonatorsshouldtakepeople’s_________(必要的)needsintoaccount.nutritiousorganicessentialentirelyDerivationandcollocationofkeywords重点单词派生与搭配1.hybridn.杂交植(动)物;合成物;混合动力车hybridadj.混合的；杂种的n.杂交种；混血儿hybridrice=crossrice杂交水稻2.devotevt.把…献(给);把…专用于;专心于devote...to...把……用在……上，为……付出……devoteoneselfto...献身于，致力于，专心于……＝bedevotedto...devoteone’slife/time/energy/attentionto把某人的生命/时间/精力/注意力奉献于……devotedadj.献身的；忠实的=loyal;faithfuldevotionn.献身，致力；忠实，热爱重点单词3.shortagen.缺少;短缺→shortadj.短的；不足的；短期的→shortenvt.使变短-age名词词尾passagen.船费（包括食宿）；通道；（一）段baggagen.行李luggagen.行李packagen.行李carriagen.运输工具；四轮马车；客车teenage青春期postagen.邮资bandagen.绷percentagen.百分比；百分率重点单词4.tacklevt.解决(难题);应付(局面);处理=handle=copewith,dowith,dealwith5.convincevt.使相信;使确信;说服convincesb.that…使某人相信……convincesb.ofsth.使某人相信某事convincesb.todosth.说服某人做某事→convincingadj.令人信服的→convincinglyadv.令人信服地；有说服力地→convincedadj.确信的；坚信的beconvincedof相信……beconvinced(that)...(某人)相信……重点单词6.characteristicn.特征;特点;品质adj.典型的;独特的charactern.性格，特点；汉字，人物Chinesecharacter汉字maincharacter主要人物；主要角色incharacter相称；适合characterizedadj.以……为特点的becharacterizedby具有…的特性；以…为特征characterlessadj.无个性的；缺乏特征的；平凡的characterizev.描述，刻画；成为……的特征，是……的典型重点单词7.conventionaladj.传统的;习惯的=traditionalconvention=traditionn.传统，惯例；8.assumptionn.假定;设定;(责任的);承担;(权利的)获得makeanassumption认为；假定ontheassumptionthat...假定……assumev.假设assume(that)…假定……，认定……Itisassumedthat...一般认为……Itisgenerallyassumedthattoomuchworkwillcausestress.assume…tobe/as…假定……是……，认定……是……→assuming(that)...假设/假定……重点单词9.intenseadj.热切的;十分强烈的;激烈的intensityn.强烈;紧张;剧烈;强度;烈度;intenselyadv.强烈地，专注地；非常intensiveadj.加强的，集中的，深入细致的intensivelyadv.强烈地；集中地10.overcomevt.(overcame,overcome)克服；解决；战胜overcomedifficulties战胜困难beovercomewith...因……而受不了重点单词11.expandvt.&vi.扩大；增加vt.扩展；发展(业务)expandinto...发展成/扩大成……expandonsth.细说(阐述)……→expansionn.扩张；膨胀；扩展；扩大12.estimatevt.估计;估价;估算n.估计;估算=evaluateItisestimatedthat...据估计...estimationn.估计=evaluation，估算；判断，评价重点单词13.consumptionn.消耗;消耗量;消费consumevt.消费；消耗；耗尽；吃完consumern.消费者，顾客=customer14.comprisevt包括;包含;由…组成becomprisedof包括;包含;由…组成(或构成)becomposedof...由……组成consistof...由……组成bemadeupof...由……组成，构成consistof...没有被动语态，相当于bemadeupof...或becomposedof...，且都不用于进行时。重点单词15.generatevt.产生;引起generatefrom由……生成generationn.一代；一辈multi-generationn.几代人genen.基因16.deepdown在内心深处；本质上；实际上→deeplyadv.很，非常；强烈地，深深地→deepenvi.&vt.加深,加深（理解）→depthn.向下（或向里）的距离；深（度）indepth全面；深入；详细atadepthof...在...的深处重点单词17.celebrityn.名望;名誉;名人;名流celebratev.庆祝

celebrationn.庆典，庆祝活动；庆祝，颂扬18.visionn.想象=imagination;视力;视野;影像envisionvt.展望;想象=imaginevisualadj.视觉的，视力的；栩栩如生的visibleadj.看得见的；明显的，引人注目的；invisibleadj.看不见的，隐形的；无形的，visibilityn.能见度，能见距离；可见性，明显性重点单词19.realityn.现实;实际情况;事实realadj.实际存在的，真正的，真实的reallyadv.真正地，事实上trueadj.真实的；正确的trulyadv.真实地，如实地；truthn.事实，真相；真实性；真理

20.saltyadj含盐的;成的saltn.盐saltlessadj.无盐的；无味的重点单词21.urbanadj城市的;都市的;城镇的suburbadj.乡下的n.城郊，近郊ruraladj.农村的，乡村的；22.extensionn.扩建部分;扩大;电话分机extendv.延伸extensiveadj.广阔的；广泛的；巨大的，大量的重点单词23.chemicaladj.与化学有关的;化学的n.化学制品;化学品chemistryn.化学chemistn.化学家24.fertilizern.肥料fertileadj.肥沃的；富饶的=richfertilityn.肥沃，富饶；可繁殖性，生育能力重点单词25.nutritionaladj.营养(物)的nutritiousadj有营养的;营养丰富的nutritionn.营养;滋养nutrientn.养分，营养物nutritionistn.营养学家26.povertyn.贫穷;贫困pooradj.贫穷的27.organicadj.有机的;不使用化肥的;有机物的organicfood有机食物organicfarm有机农场organn.（人体或动植物的）器官organisevt.组织organizationn.组织，机构重点单词28.digestvt.＆vi.消化=absorbv.领会;领悟n.摘要;文摘digestionn.消化；消化能力；分解，提炼digestiveadj.消化的，与消化有关的29.alternativen.可供选择的事物adj.可供替代的;非传统的alterv.改变havenoalternative/choicebuttodo…=can’tchoose/helpbutto…除做……之外别无选择analternativeto…是……的替代物(to是介词)重点单词30.instancen.例子;实例;事例=exampleforinstance例如;比如=forexamplesuchas例如……；像这种的；用于列举=liketake…forexample=take...asanexample以…为例31.depthn.向下(或向里)的距离;深(度)deepadj.深的adv.深地deeplyadv.深地deepenv.（使）变深，加深；（使）变糟，恶化，严重；重点单词32.rootn.根;根茎;根部;根源rootin根植于=berootedinrootfrom=originatefrom起源自33.entirelyadv.全部地;完整地;完全地entireadj.整个的；完全的；全部的totaladj.总的；整个的n.总数；合计intotal=totallyadv.完全地；整个地=completely;entirely重点单词34.aspectn.方面;层面=respectrespectn.尊敬，敬重；重视，尊重；方面，着眼点；问候，敬意（respects）v.尊敬，敬佩；慎重对待，尊重；遵守=obey;observe；observev.注意到，观察到；遵守（规则、法律等）;庆祝（节日inthisrespect/aspect在这方面重点单词35.attainvt.(通常经过努力)获得;得到=achieve,get,gain,obtain;accomplish,earnachievev.达到，取得，实现；获得成功gainv.获得，赢得；受益obtainv.（尤指通过艰难的过程）得到，获得accomplishv.完成，实现→attainableadj.可获得的，可达到的=achievable→attainmentn.达到，获得；成就=achievement重点单词PracticeMakesPerfect!学后练习用所给单词的适当形式填空1.Shegladlygaveupherpart-timejobtodevoteherselfentirely_________herart.2.Her_________(devote)tothejobleftherwithverylittlefreetime.3.Aftera___________(convention)openingremarks,hemadeabrilliantspeech.4.Weareworkingonthe____________(assume)thattheconferencewilltakeplaceasplanned.5.Theclassiscomprisedmainly_________ItalianandFrenchstudents.6.MartinLutherKing,Jr,campaignedforthe_________(extend)ofcivilrightstoblackpeople.7.Ihadtoadmitthatitwas_________(entire)myfault.8.Wefeltathomewithherandwereimpressedwiththe_________(deep)ofherknowledge.todevotionconventionalassumptionofextensionentirelydepth短文翻译Farmerspreferchemicalfertilizerstoorganic

onesforanincreaseofoutput.Butcropsgrown

withchemicalfertilizerslacknutrition，essential

mineralsandniceflavour.Todaychemical

pesticideshavebeeninwidespreaduseinfarming.

Pesticidescankillharmfulbacteriaandinsects，butdamagethenutritiouscrops.This，inturn，affectstheanimalsandhumanswhodigestthem.Nowsomepesticideshavebeenprohibitedin

mostcountries.Asanalternative，somefarmers

haveswitchedtoorganicfarming，becauseorganic

vegetablesandgrainarewelcomedinurban

groceries.Thesefarmersalsochangecrops.For

instance，theygrowcornorwheatinafieldone

year，andthengrowbeanstherethenext.These

cropshaveentirelydifferentrootsandusedifferentdepthsof