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PartIHLearningaboutLanguageUsingLanguage噌前预习知:识:清:单I.重点单词nutritionn.营养；滋养；食物focusn.焦点；中心点”.集中；聚焦soiln.土壤reduce”.减少;减缩rootn.根；根源skim”浏览;略读underline”画底线标出;强调commentn.评论；议论式..表达意见；作出评论summaryn.总结；摘要；概要confuse”.使迷惑；使为难一confused［的.困惑的；烦恼的一confusingadj.令人困惑的fconfusionn.困惑；混乱regret”遗憾;惋惜几.遗憾；懊悔fregretfula力•・遗憾的;后悔的chemicala力.化学的;关于化学的fchemistry化学mineraln.矿物；矿石一mine6矿；矿山productionn.生产；制造fproduce生产；制造fproducer生产者；制片人discoveryn.发现；发觉fdiscover.发现fdiscoverer〃・发现者n.核心短语beinneedof需要causedamageto给造成损害washoff将洗掉；洗净buildup逐渐增强；建立；开发leadto导致；造成后果
③showup出现
④turnup调高（音量）；出现
⑤takeup从事；占据
⑥pickup拾起；学会；开车接leadto导致；造成（后果）；通向Manyofthesechemicalscanleadtocancerorotherillnesses.（教材Pu）很多化学成分能导致癌症或其他疾病leadsb.todosth使某人做某事lead/livea...life过样的生活leadtheway4页路
①AllroadsleadtoRome.［谚语］条条大路通罗马
②Heiscontenttoleadaquietlife.他很满足过一种安静的生活
③Sheledmetobelieve（believe）thatshehadalotofinfluence.她使我相信她很有影响力［名师点津］leadto中的to是介词，后面应该接名词或动名词作宾语与causeresultincontributetobringabout同义，意为“导致”［语境串记］HeledthewayandledustoavillageofTibet.Therewefoundthelocalpeopleleadingahappylife.他带路，把我们领到了西藏的一个小村庄在那里，我们发现当地人过着幸福的生活focuson集中（注意力精力等）于Theyfocusonkeepingtheirsoilrichandfreeofdisease.（教材Pi4）他们关心的是保持土壤肥沃并免受病害focusonesattentionon（doing）sth.把注意力集中到focusoneseyeson注视thefocusofattention关注的焦点
①Icantfocusmyattentiononstudywithsomuchnoiseoutside.外面噪音这么大，我不能把注意力集中在学习上
②WithSCOSummitsuccessfullyheldin2018beenthefocusofattentionofmedia.随着2018年上合组织峰会的成功举办，青岛已成为媒体关注的焦点
③Theyfocusedalltheirattentiononfinding（find）asolutiontotheproblem.他们把注意力集中在寻找解决问题的方法上keep...freefrom/of使免受（影响伤害等）；使不含（有害物）ThisalsokeepstheairsoiLwaterandcropsfreefromchemicals.（教材Pi4）这还可以让空气、土壤、水以及农作物不受化学物质的污染keep...freefrom/of...=protectsb./sth.from...befreefrom/of不受伤害freesb./sth.from/ofsth.解除；去除forfree/freeofcharge免费
①Youhadbetterkeepthisareafreeof/fromairpollution.你最好让这个地区免受空气污染
②Yourorderwillbedeliveredfreeofchargewithinaten-milelimit.在10英里范围之内，您的订货将免费送货上门
③Theseexerciseshelpfreethebodyoftension.这些锻炼可以使紧张的身体放松
④Theylikelivinginavillagefreefrom/ofcrowdsandnoises.他们喜欢住在村子里，远离人群和喧闹••啕合句式••Cropssuchaspeasorsoybeansputimportantmineralsbackintothesoilmakingitreadyforcropssuchaswheatorcornthatneedrichandfertilesoil.（教材Pi4）像豌豆或大豆这样的农作物将重要的矿物质带回土壤，从而使之适宜于种植要求土壤肥沃的农作物，比如小麦或玉米makingitready…为现在分词短语作结果状语，相当于一个并列谓语，描述谓语动词发生后所带来的一种自然而然的结果
①ManypeoplefromallovertheworldhavemovedtoAmericamakingitthemostmulticulturalcountryintheworld.来自世界各地的很多人去了美国，使之成为世界上最多元文化的国家
②Hecutoffthewirepreventingpreventabigfire.他剪断电线，阻止了一场大火［名师点津］现在分词短语作结果状语，表示自然而然的、意料之中的结果；不定式短语作结果状语表示偶然的、意料之外的结果，且前面常有only修饰
③Hehurriedtotheairportonlytobetoldtellthattheplanehadtakenoff.他匆忙赶到机场，结果被告知飞机已经起飞了3对点演练需自主落实专I.单词拼写Healwaysunderlines（在下画线）thewordshedoesntunderstandsothathecanlookthemupinthedictionarylater.Thepriceshavebeenreduced（减少）recentlysoitsagoodchancetogoshopping.Themediahasbroughtthesafetyofschoolbusesintofocus（焦点）.Justskim（双『览）throughthesecondsectiontosavetime.Icantcomment（作出评论）onyourdecisionbutyoudbetterconsideritagainbeforeyoustartyourproject.Iregret（遗憾）totellyouthatyoudontreceiveanyaward.Attheendofthenewstheyoftengiveyouasummary（总结）ofthemainnewsstories.ManyayoungChinesescientisthasmademanywonderfuldiscoveries（发现）inscience.n.选词填空commentonkeep...freeof...beconfusedaboutreduce...to...focus...onleadtobuilduprid...of...WouldyoucaretocommentonanytroublesomestudentsinyourclassWeshouldusenewenergytokeepourenvironmentfreeofpollution.Peopleareconfusedaboutallthedifferentlabelsonfoodthesedays.Ipersuadedtheshopkeepertoreducethepriceofthedressto300yuan..Weshouldfocusourattentiononourstudyatschool.Itwasthedriverscarelessnessthatledtothecaraccident.Thedoctorstriedtheirbesttobuildupthepatientsconfidencebeforetheoperation.Winteriscomingandathickcovershouldbeputonthevegetablestoridthemofcold.in.完成句子Heistooyoungtounderstandyourwords.他太年轻，不能理解你的话TheGradeTwoclasseshavebeenobservingtheplantsaroundtheschoolandfindingtheanimalsthatlivethere.二年级的学生们在学校周边观察植物和寻找住在那儿的小动物Weregrettoinformyouthatwecannotgotherewithyou.我们很遗憾地通知您我们无法和您一起去那儿Heshutdowntheenginestoslowtheshipmakingiteasie】togiveup.他关闭了发动机来降低船速，这使得抛弃这艘船更容易Focusingonyourstudyisveryimportantespeciallyonsuchparticulardays.集中注意力学习是很重要的，尤其是在这样特殊的日子里I课时作业II.单句语法填空—Haveyouregrettedgiving/havinggivengiveupyourwell-paidjob一No.Inowhavemoretimetostaywithmyfamily.Iamverydisturbeddisturbbythenewsthatmysonhasfailedintheexam.Withoutelectricitywecouldntleadacomfortablelife.Sheonlywantsfreedomfreejusticeandequality..Modernizationisthekeytospeedingupouragriculturalagriculturedevelopment.Hehurriedtothebusstationonlytofindfindthatthelastbushadleft.Theproductionproduceofconsumergoodshasincreasedthroughouttheworld..Shereducedherweightbyfivekilogramslastmonth.Youmustkeepitinmindthatyoushouldntlookdownuponanyonewhatevertheywear.Becauseofillnesshehasbeenlyinglieinbedallday.n.完成句子.Heliftedastoneonlytodropitonhisownfeet.他搬起石头，却砸了自己的脚.Inordertofindthemissingchildthevillagershavebeendoingalltheycanoverthepastfivehours.为了找到丢失的孩子，在过去的5个小时里，村民们做了他们所能做的一切.Theyhavemadetheiacarreadytostart.他们已使车准备启动.Itrainedheavilyinthesouthcausingseriousfloodinginseveralprovinces.南方天降大雨，导致许多省份出现严重水灾.TheEnglishspokeninAmericaisalittledifferentfromthatinEngland.美式英语和英式英语有些不同III.阅读理解FormanyyearsartistshaveflockedtoParisFrancetopaintortolearntopaint.Perhapsartistsfirstwenttherebecauseofthecitysbeauty.Theywenttopaintpicturesofthebroadtree-linedstreetsthegreatchurchesandthegracefulriverbridges.TheartistsfeltcomfortableinParisbecausethepeopleofthecityhadalwaysenjoyedart.Parishadgreatartmuseumsfilledwithfamouspaintingsandstatues雕像frommanycountries.AndthepeopleofParishadalwayswelcomednewideas.Inthiscityartistsfeltfreetoexperimentwithnewwaysofpainting.AssoonasfamousartistspaintedinParisstudentscametolearnfromthem.Peoplecametobuypaintings.Peoplecalledartdealerssetupgallerieswherepaintingswereboughtandsold.Otherskeptshopsthatsoldartistspaintsandsupplies.StudentsandartistswhowerenotyetfamouscouldliveinParisforverylittlemoney.Theylearnedbystudyinggreatartinthemuseumsandtheylearnedfromoneanother.Theyheldartfairshangingtheirpaintingsoutdoorsalongthestreets.TodayNewYorkCityandFlorenceItalyarealsofamousartcenters.ButtheworldsmainartexhibitsarestillheldinParis.Importantjudgesofartlivethere.MostofthenewwaysofpaintingthathavestartedinthelasthundredyearsbeganinParis.SoartistsandartdealersstillgotoParisbecauseitistheworldsleadingartcenter.【语篇解读】文章介绍了世界最著名的艺术中心——巴黎InParisartistscanmakeprogressinartbydoinglotsofthingsEXCEPTpaintingthebeautifulscenesofParisvisitingmuseumschurchesandfairstryingouttheirnewideasinthewayofpaintingbuyingorsellingpaintingsinthefair答案D［细节理解题根据第
一、
二、三段可知A、B两项符合；由第二段第
三、四句可知C项符合由第二段最后几句可知，买卖油画的不是艺术家们故选D］Thestorydoesnotsaysobutitmakesyouthinkthat.ParisisfamousfbritsartistspaintsandsuppliesB・thereismorethanonewaytopaintC-artfairsareheldingalleriesD.Florenceisthecenterofworldartexhibits答案B［推理判断题根据第二段中的“Inthiscityartistsfeltfreetoexperimentwithnewwaysofpainting.可知，绘画的方式不止一种故选B］
3.WhichofthefollowingstatementsisNOTareasonwhysomanyartistsprefertostayinParisA.Parisisabeautifulcity.TheFrencharewillingtoacceptanynewthings.AllthemuseumsarefreeofchargeinParis.ArtistscanmakeaneasierlifeinParis.答案C［细节理解题根据第一段和第二段可知A、B、D都是正确的，文章没有说巴黎的博物馆是免费的故选C］Onthewholethisstoryisabout.A.theworldsmostfamousartcenterB・howtobuyapaintinginParisthefamousartcentersofNewYorkandFlorencewheretosetupgalleries答案A［主旨大意题文章重点介绍了世界最著名的艺术中心——巴黎故选Ao］W.完形填空Igrewuponafarm.Myparentsoften1duringmealshoweverythingonthetableexceptthesugarandsaltcamefromthe
2.Dadwasalsoacarpenterbesides3thefarm.Thatfallhewasworkingonahouse4theladder（梯子）broke.Hisbackwasbroken.Hestayedinthehospitalforweekspermittinghisbonestorecover5OnThanksgivingDadwasstillthere.Thatyearmyuncle6withcousinstogivemyfamilya7—preparingouryearssupplyofpork.AfterDadreturnedhomehewasinabackbrace（支架），unableto
8.Iwastooyoungtorealizeourfamilyhadnomoneycominginasanotherholiday
9.Onenightweheardacarcoming.Runningoutquicklywekidswere10aboutwhowasvisiting.Holdinga（n）11filledwithmoneyourneighborPeggywasatthedoor.Shetoldusshehad12moneyinthecommunityandwashereto13it.Dadtriedto14itbutPeggywouldhavenoneofit.Wheneversomeoneshouseisbrokeninourcommunityyoufixit.Nowitsour15shesaid.ThateveningIunderstoodwhatbeingagood16wasandthatbecausemyparentsweregoodneighborstheirkindnesswouldbe17Theywereusedtobeingthe18andnotthereceiversofsuchgenerousacts.Theywere19tohelpothersandcontinuedalloftheirlivestoshowuskidsthevalueof20・【语篇解读】本文是一篇记叙文我的父母一向善待邻里我的父亲曾因受伤在家休息，我的家也因此变得贫困，而就在那时，邻居们向我们家伸出了援手这也让我明白了“赠人玫瑰，手有余香”的道理B・presentedC.noticedD.discovered答案A［我在一个农场长大，吃坂的时候，我的父母经常提到，除了糖和盐之外，桌子上的其他东西都是如何从土地land中获得的此处用note”指出，特别提到］B・communityC.familyD.land答案D［参见上题解析］BrunningC.rentingD.building答案B［根据上文可知，我家里有个农场，此处指父亲除了经营农场外，还是一个木匠run”管理，经营”］whenwhereD.as答案B［那年秋天他正在修房子，这时梯子突然断了，父亲的背部骨折了bedoing...when...“正在做这时”是固定用法故此处填when］B・suddenlyslowlyD.quickly答案C［他在医院待了几周从而能使他的骨头慢慢地slowly恢复］
6.A.linedupB.gotupC.wokeupD.showedup答案D［由于父亲背部骨折，所以那年叔叔和堂亲们出现在我家来帮我们showup”出现，露面”］C.promise答案D［参见上题解析givesb.ahand“帮助某人”］B-workD.move答案B［父亲回家后，还用着背部夹板，无法干活work］B・passedC.developedD.appeared答案A［当又一个假期临近时，我因太小而没有意识到我们家已经没有收入了approach接近，临近”，符合语境］B・certainD.confident跑出去看看是谁来拜访了故选C项］B・caseC.envelope答案C［我们的邻居Peggy拿了一个塞满钱的信封根据常识可知选envelope“信封”］B・borrowedC.donatedD.collected答案D［根据上文中的money和下文中的uWheneversomeoneshouseisbrokeninourcommunityyoufixit.Nowitsour15可知，Peggy在小区里组织募捐，此刻她来我家送大家的捐款collect”募捐，募集”符合语境］deliverdropD.save答案B［参见上题解析deliver”递送，传送”］B・respondC.appreciateD.understand答案A［根据下文中的“butPeggywouldhavenoneofit”可知，父亲试图回绝refuse这些捐款］D.intention答案C［根据语境可知，我的父母一直在帮助邻居们，所以邻居们觉得现在我们家有难了，轮到他们出手帮忙了itisoneKturn轮到某人］B・workerC.farmerD.neighbor答案D［那个晚上，我懂得了善良的邻居neighbor是什么样的，并且懂得了因为我的父母是善良的邻居，所以他们的善良会得到回报］B・sharedC.returnedD.accepted答案C［参见上题解析return回报”］B・giversC.ownersD.porters答案B［根据下文中的“notthereceiversoF可知，空处与之构成转折关系，故giver”给予者符合语境］ablewillingD.lucky答案C［我的父母乐意帮助别人，并在他们的一生中不断地教我们这些孩子善良的价值“乐意做某事”］B・happinessdeterminationD.support答案A［通读全文可知，我通过回忆小时候父母与邻里之间的故事来歌颂邻里之间这种可贵的品质——善良故答案为A］V.语法填空winditswayformorethan6000kilometers.FirstbuilttokeepoutinvadersitisnowoneofChinasmostpopulartourist
2.attract.Badalingisthemostfamousofthefivesections
3.lienearBeijingandcanbeaccessed
4.easy.AbouttwohoursawaybybusliesJinshanling.Thiswell-preservedsectionofthewallhasnotbeenrepairedsince1570!Ifyourelookingfora
5.peacewalkandamazingviewsthisisthespotinaddition另外focuson集中（注意力、精力等）于keep…freefrom/of使……免受（影响、伤害等）；使……不含（有害物）commenton对作出评论insummary总之III.经典句式RecentlyhoweverscientistshavebeenEndingthatlong-termuseofthesefertilizerscancausedamagetothelandandevenmoredangeroustopeopleshealth.然而，最近科学家发现长期使用这些肥料会造成土地受损，甚至更危险的是，会对人们的健康造成危害Inadditionfruitvegetablesandotherfoodgrownwithchemicalfertilizersusuallygrowtoofasttobefullofmuchnutrition.另外，施过化肥的水果、蔬菜和其他食物通常生长得过快而营养不足Cropssuchaspeasorsoybeansputimportantmineralsbackintothesoilmakingleadyforcropssuchaswheatorcornthatneedrichandfertilesoil.像豌豆或大豆这样的农作物将重要的矿物质带回土壤，从而使之适宜于要求土壤肥沃的农作物，比如小麦或玉米单词攻略.转化词汇
①regret”.遗憾；惋惜-*〃.遗憾；懊悔
②focus
77.焦点;中心点f”.集中；聚焦
③comment加评论；议论f.沅・表达意见；作出评论.合成词汇
①soy（a）（大豆）+bean（豆子）一soybean（=soyabean）n.大豆
②under（在下面）+line（线）funderline”画底线标出；强调课:文:预:读原文呈现
6.visit.AboutsixkilometersfromJiayuguanCityinGansuProvinceyoucanvisitJiayuguan.ltwasthestartingplaceforthesectionofthegreatwall
7.buildduringtheMingDynasty.Thispassisthebestpreserved
8.theGreatWallmilitaryforts要塞.TheeasternendoftheGreatWallisShanhaiguaninHebeiProvince.TheeasttoweroftheShanhaiPassiscalledtheFirstPassUnderHeaven.StandnearthetowertoseetheroaringseaononesideandtheGreatWallonthe
9..WhereveryouchoosetovisittheGreatWallyouwillbe
10.amaze.ItislikenootherstructureonEarth.【语篇解读】本文是一篇说明文，介绍了旅游胜地——长城的主要关口及特色winds［wind此处意思是“蜿蜒前行，曲折前进”，由于这篇短文是对客观事实的说明，故用一般现在时］attractions［由句意可知，这里的意思是“旅游胜地”，应当用名词，再结合“oneof+复数名词”结构可知要用复数形式］which/that［由句子结构可知，空格处的关系词在从句中作主语，由于先行词为指物的名词sections故用which/thato］easily［此处用副词作状语，修饰动词access］peaceful［walk为名词，故其前应当用形容词来修饰］tovisit［句意如果你在寻找一个可以在那里漫步并拥有迷人景色的地方，那么这里就是值得你一游的地方此处用不定式作后置定语，修饰前面的名词spoto］built［build与thesectionoftheGreatWall之间是逻辑上的动宾关系，故用过去分词作定语，表示被动和完成］of/among［根据前面的最高级best可知，应用介词of或among表示和最高级连用的范围，表达“这个关口是长城军事要塞中保存得最完好的”］other［句意站在塔旁，一边是咆哮的大海，另一边是绵延的长城ononeside…ontheotherside意为“一边另一边”］amazed［amaze是动词，意为“使吃惊”，其过去分词amazed可用作形容词，表示“感到惊奇的”，指人的心理状态，符合语境］CHEMICAL
①ORORGANIC
②FARMING••.
③•Overthepasthalfcenturyusingchemicalfertilizershasbecomeverycommoninfarming.Manyfarmerswelcomedthemasagreatwaytostopcropdiseaseandincreaseproduction.RecentlyhoweverscientistshaygJbggnJlndingthatlong—■J✓SZ\Z\ZSZ\Z\ZSZSZ\ZSZ\/\Z\ZXZ\Z\Z\z\1xz\zs/XZ\ZSZK/\Z1Z\/\Z\ZVXyXZX/1^^termuseofthesefertilizerscancausedamagetothelandandevenmoredangeroustopeopleshealth.WhataresomeoftheproblemscausedbvchemicalfertilizersFirsttheydamagethelandbykillingthehelpfulbacteriaandpests8aswellastheharmfulones.Chemicalsalsostayinthegroundandundergroundwaterforalongtime.Thisaffectscropsandthereforeanimalsandhumanssincechemicalsgetinsidethecropsandcannotjustbewashedoff.Thesechemicalsinthefoodsupplybuildupinpeoplesbodiesovertime
11.Manyofthesechemicalscanleadto*cancerorotherillnesses.Inaddition1fruitvegetablesandotherfoodfertilizersusuallygrowtoofasttobefullofmuchnutrition
5.Theymaylookbeautifulbutinsidethereisusuallymorewaterthanvitaminsandminerals.WilhJhWJ蜘皴⑯，somefarmersandmanycustomersarebeginningtoturnto1nicfarmingissimplyfarmingwithoutusinganychemicals.Theyfocuson*keepingtheirsoil1richandfreeofdisease.Ahealthysoilreduces@diseaseandhelpscropsgrowstrongandhealthy.Organicfarmersthereforeoftenpreferusingnaturalwastefromanimalsasfertilizer.Theyfeelthatthismakesthesoilintheirfieldsricherin®mineralsandsomorefertile®.Thisalsokeepstheairsoilwaterandcropsfreefrom㉓chemicals.Organicfarmersalsousemanyothermethods电kggpjth^siLfellite.Theyoftenchangethekindofcropineachfieldeveryfewyears㉔，forexamplesrowinscornorwheatandthenthenextyearDeasprsoybeans.Cropssuchaspeasorsoybeans®putimportantmineralsbackintothesoiLmakingjtreadyforcropssuchaswheatorcornthatneedrichandfertilesoil.Organicfarmersalsoplantcropstousedifferentlevelsofsoilforexampleplantingpeanutsthatusethegroundssurfacefollowedbyvegetablesthatputdowndeeproots®.Someorganicfarmerspreferplantinggrassbetweencropstopreventwindorwaterfromcarryingaway®thesoilandthenleavingitinthegroundtobecomeanaturalfertilizerforthenextyearscrop.Thesemanydifferentorganicfarmingmethodshavethesamegoal toerowspodfoodandavoidj^maging®health.XS/ZXZ\ZKZXZ\Z\Z\ZZ\/\ZS/SZ\ZV*\/\ZSZ\ZXZXZX«^^Z*ZXZXZKZ^^5l\ZXZXZ\ZXZ\Zv*\Z\ZZX/\Z1^\Z\/\1/1\ZXZS/\ZX/1/XZ\Z\1ZXZ\Z\ZXZ\/1//X/1/SZX/\1ZXZ\ZKZ\Z\1^J^Z\/1ZX1/VZl\Z^w*SZXZ\ZSZXZ\Z\Z\Z\Z\1Z\Z\1Z*1ZXZw*XZ\Z\Z\ZXZZV/*阅读清障
①chemical/kemlkl/M/.化学的；关于化学的
②organic/gaenlk/M•.有机的；器官的；组织的organicfarming有机耕作
③fertilizer/f3tllalzs/”.肥料；化肥X“overthepast+时间段”常与现在完成时连用；动名词短语usingchemicalfertilizers作主语，谓语动词用单数
④production/prsdAkJn/儿生产；制造Xhavebeenfinding是现在完成进行时形式，表示动作从过去持续到现在，而且目前还在进行中
⑤⑥causedamageto对产生损害※过去分词短语作后置定语
⑦bacteria/baektlerla/儿（bacterium/baektlarlam/的复数形式）细菌
⑧pest/pest/儿害虫
⑨washoff洗掉⑩buildup逐渐增强；建立；开发⑪overtime随着时间的推移⑫leadto（+〃./p-o〃.）导致；造成（后果）⑬inaddition另外（用作副词短语，作状语）inadditionto除之外※过去分词短语作后置定语⑭nutrition/nju trljn/儿营养；滋养；食物⑮mineral/mlnaral/儿矿物；矿石⑯discovery/dlskAvsrl/儿发现；发觉※而出thesediscoveries在句中作原因状语⑰turnto转向；求助于⑱focuson（=concentrateon）集中（注意力、精力等）于⑲soil/soll/.土壤⑳reduce/iTdju s/减少；减缩㉑berichin富含；的含量高@fertile/^s:tall/a4/.肥沃的；富饶的㉓keep...freefrom/of使免受（影响、伤害等）；使不含（有害物）※动词不定式短语tokeepthesoilfertile作目的状语；keep是使役动词，这是“keep+宾语+宾补”结构㉔everyfewyears每隔几年few前不加冠词，因为every就表示“每一”※现在分词短语growingcornorwheatandthenthenextyearpeasorsoybeans作状语㉕soybean/9solbi n/〃.（=soyabean）大豆※现在分词短语作结果状语，表示一种必然的结果，这里make的用法跟前面keep的用法一致㉖root/ru t/儿根；根源©carryaway冲走；带走可写为:carry...awayo※动词不定式短语togrowgoodfoodandavoiddamagingtheenvironmentorpeopleshealth说明goal的内容课文理:解I.WhatdoesthepassagetellusSincechemicalfertilizershavecauseddamage，farmershaveturnedtoorganicfarmingusingnaturalwastetokeepthesoilrich.II.Matchthemainideawitheachparagraph.Para.1A.Problemscausedbychemicalfertilizers.B.Farmersandcustomersturntoorganicfarming.Para.3C.Longtermuseofchemicalfertilizerscancausedamagetothelandandpeopleshealth.D.Othermethodstokeepthesoilfertile.答案Para.lCPara.2APara.3BPara.4DDl.Choosethebestansweraccordingtothetext.Fromthepassagewecanseeorganicfarmersarethosewho.A.growcropswithchemicalfertilizersB・growcropswithnaturalfertilizersproduceorganicfertilizerscarefortheenvironmentFromthefourthparagraphweknowthat・itsnotgoodtoplantgrassbetweencropspeanutsusethesurfaceofsoilpeasandsoybeansshouldbegrowntogetherwithcornandwheatvegetablesthatputdowndeeprootsareharmfultothesoilFarmerssothatthesoilmaynotgetexhausted.growthesamecropsyearafteryearusenaturalfertilizerschangecropseveryfewyearsusechemicalfertilizersHowmanywaysdotheorganicfarmershavetokeeptheirsoilfertileandhealthyA.
3.B.
4.C.
5.D.
6.答案要点探究I-「互动课堂看高效学习••单词••confuse决•使迷惑；使为难Itisimportanttoexplainthisagainorwewillconfusethestudents.教材Pi3把这个再解释一遍很重要，否则我们就会使学生感到迷惑lconfusevt.使迷惑；使为难confuseAwith/andB把A与B混淆2confusedadj.人不知所措的；困惑的beconfusedabout...对感到困惑⑶confusingadj.事/物令人困惑的；难懂的
①Becarefulnottoconfusequantitywith/andquality.注意不要把数量与质量混淆了
②Ifyoureconfusedaboutanythingphonemyoffice.如果你有感到困惑的问题，给我办公室打电话
③TheinstructionsaresoconfusingthatIamtotallyconfusedconfuse说明书太令人费解了，我完全糊涂了regret遗憾;惋惜n.遗憾；懊悔Hisfathersaysthathehasneverregrettedsendinghissontostudyabroad.教材Pi3他爸爸说他从不后悔送他的儿子出国学习havingdonesth._1regret\.后悔做了某事[doingsth.regrettosay/tell/inform...that遗憾地说告知regretthat...遗憾2withgreat/deepregret很遗憾toonesregret=totheregretofsb让某人感到遗憾的是©Afterheconsideredtheproblemmorecarefullyheregrettedmaking/havingmadesuchahastydecision.仔细地考虑了这个问题后，他后悔做出了这么匆忙的决定
②IregrettotelltellyouthatIcanttraveltoBeijingtogetherwithyouattheappointedtime.我很遗憾地告诉你我不能在约定的时间和你去北京了
③Muchtoourregretwewillnotbeabletovisityounextyear.让我们深感遗憾的是，我们明年不能去拜访你了［名师点津］“regret+动词一ing形式”表示对已发生的事表示后悔；“regret+不定式”表示对即将说的话或做的事感到遗憾［语境串记］Iregrettedtotellherthatshehadbeendismissetomyregretshesaidtome“Ihavenoregret.Ionlyregrethavingtakenthewrongjob.”我很遗憾地告诉她她被解雇了，让我深感遗憾的是，她对我说“我没有任何遗憾，我只是后悔选错了工作”reduce地减少；减缩Ahealthysoilreducesdiseaseandhelpscropsgrowstrongandhealthy.教材Pi4健康的土壤减少病虫害并且有助于农作物茁壮成长1reducesth.to...减少到reducesth.by...减少了bereducedto沦落为；减少到2reductionn.减少；降低
①Theyvereducedthepricesintheshopsoifsgoodtimetobuy.商店已经降低了商品的价格，所以现在是买东西的好时候
②Itwasfoggysothedriverhadtoreducespeedtofortykilometresanhour.由于大雾，司机不得不把速度减到每小时40千米
③Ifyoubuymorethantentheywillreducethepriceby10percent.你如果买10个以上，他们就会把价格降低10%
④Thepoormanisreducedtobeggingbeginthestreet.那个可怜的孩子沦落到沿街乞讨
⑤Therehasbeensomereductionreduceinunemployment.失业率已有些减少［名师点津］reduce“减少”的近义词是decrease反义词是increaserise增加这三个词与reduce用法一样，后可接to…表示增减的结果，接by...表示增减的幅度commentn.评论；议论泣表达意见；作出评论Swapsummarieswithyourpartnerandgiveeachothercomments.（教材Pi5）和你的搭档交换摘要并互作评论makecommentson/uponsth.评论某事commenton/upon对发表评论commentthat...评论说
①Shemadehelpfulcommentson/uponmywork.她对我的工作提出了有益的意见
②Peoplewerealwayscommentingon/uponmysisterslooks.人们总是对我妹妹的容貌评头论足
③Hecommentedthathethoughtitwastimeforustogohome.他发表意见说到我们回家的时间了短语•-
1.buildup逐渐增加；建立；开发Thesechemicalsinthefoodsupplybuildupinpeoplesbodiesovertime.（教材Pi4）随着时间的推移，食物中的这些化学成分会在人体中堆积［—词多义］写出下列句中buildup的含义
①Theirwordsbuiltupmyconfidenceaftertheinterview.增强
②Theybuiltupthisbusinessaftertenyearsstruggle.建立
③ItisreportedthatabigoilwellhasbeenbuiltupintheSouthSea.开发buildoneselfup增强体质buildupafame建立名声builduponeshealth/body增进健康；增强体质
④Youmustbuildyourselfupafteryourillness.患病之后，你必须增强体质
⑤Takingexercisehelpsusbuildupourbodiesandkeepaclearmind.锻炼有助于我们增强体质，保持头脑清醒［名师点津］“o.+up”构成的短语还有
①giveup放弃
②comeup上升；发芽。
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