八年级英语下册unit7SectionA课文重难点讲解

Unit7 What'sthehighestmountainintheworld?课文重难点讲解SectionA1.about9,600,000squarekilometersinsize.大小约9,6000,0000平方公里。【解析1】square⑴adj. “平方米”，用于数字后表面积。anareaof95squaremeters95 平方米的面积⑵n,正方形；广场Manyoldpeoplelikedancingonthesquareaftersupper.【解析2】insize=have/hasanareaof... （面积）大小,025metersdeep1,025【解析1】1,025meters"深1,025米”【注】在英语中，表示事物的长、宽、高、深等时，主要有两种表达方式：结卞勾1:“基数词+单位名词+形容词（long,wide,tall,deep等）”。如果数t^超过1,单位名词要用复数形式。【注】单位词有： meter;foot;inch;kilogram 等YaoMingisover2meterstall.Theriveris50meterswide.“基数词+单位名词+in+名词（length;width;height;depth等）twometerslong=twometersinlength2 米长threefeethigh=twofeetinheight.3 英尺高结卞勾2:长、宽、高、深还可用复合形容词表示 “数字+量词（单位）+形容词（long/wide/tall/deep等）”.各个词间用连字符连接，常作前置定语修饰名词。JeremyShu-HowLinisa1.91-meter-tall-basketballplayer.【解析2】deepadj.深的takeadeepbreath. 深深呼吸【拓展】adjfndeep—depth10ng—lengthhigh—heightwide —width.Qomolangmaisthananyothermountainintheworld.珠穆朗玛峰比世界上任何山都.【解析】 “anyother+可数名词的单数” 任何其他的【用法1】anyother ”其他任何一个“ ，后接可数名词单数，[指在同一范围内除了某人或某物以外的其他任何人或物]通常用于比较级，多用于同一范围内相比较。ShanghaiisbiggerthananyothercityinChina.【用法2】 "anyother+可数名词单数" 可与 "theother+ 可数名词复”互换，也可用最高级形式表达。Lucyismorecarefulthananyotherstudentinherclass.（anyother+ 可数名词单数）=Lucyismorecarefulthantheotherstudentsinherclass.（theother+ 名词复数）=Lucyisthemostcarefulstudentinherclass.1.【2013山东烟台】ChinaislargerthaninAfrica.A.theothercountriesB.anyotherC.anyoftheothercountries D.anyothercountry.It'salotbiggerthanthepopulationoftheUS.(中国)人口比美国多对多。【解析1】alot ..得多；很多；非常【辨析】(1)a10t很多，做副词短语，修饰动词，放在动词之后。相当于verymuch.Itusuallyrainsalotatthistimeofyear..()Heknowsaboutthisevent.A.alotofB.lotsofC.manyD.alot(2)a10tof=10tsof+ 复数名词=many+复数名词=much+不可数名词.()Hedrinks.He'sgotmoneybutnotfriends.A.alot;plentyof;muchB.much;alotof;manyC.alot;alotof;manyD.alotof;alot;alotof【解析2】population人口；人口数量①population做主语且强度整体人口时，谓语动词一般用单数，Thepopulation良increasingfasterandfaster.②当主语时“人口的百分之几、几分之几”时，谓语动词常用复数形式。Threequartersofthepopulation areworkers.③表示人口的\"多\"或\"少\"时，用"large"或"small”ThepopulationofChinaisverylarge.中国人口众多.()Thepopulationofthetownismuchthanthatofyourtown.A.lessB.fewerC.smaller④询问某国、某地有多少人口时 ，用\"Howlarge...?”;Howlargeisthepopulationofyourhometown? 你们家乡有多少人口?提问有多少人口，常用“whatisthepopulationof…？”WhatisthepopulationofCanada?加拿大的人口有多少？表示“某地有多少人口” 时，常用"…hasapopulationof…”句型Indiahasapopulationofmorethanonebillion...()TheexpertsthinkthatIndia'spopulationmaybe _thanChina's2012.A.much;byB.more;inC.larger;byD.larger;on.【2013湖北荆州3]Theword'spopulationisgrowingandthereislandandwaterforgrowingrice.A.more;lessB.larger;fewerC.larger;lessD.more;fewer【湖南衡阳1】一thepopulationofChina?—It'sabout1.3billion.A.What'sB.HowmanyisC.HowmuchisIthasamuchlongerhistorythantheUS.(中国)比美国历史长得多。【解析】much 得多 (修饰比较级)类似的词还有：even“更 "，a10t ”很多； 得多" alittle”比 一八、、Myclassroomisalittlebiggerthanyours.8.【2013湖北黄石】Iamgoodatmath,buthisEnglishisthanmine.A.muchbetterB.morebetterC.verybetterD.prettybetterTheUSisnotevenyearsold.美国的历史甚至不到年。【解析】even甚至(用在比较级前，表示程度)9.【2012山东济宁】Inthetalentshow,IperformedwellandAnndideven.A.wellB.betterC.moreD.worseFeelfreetoaskmeanythingontoday 'sGreatWalltour.针对今天的长城之旅，大家可以自由提问我任何问题。 一［解析］ tourn旅行—touristn 旅游者—touristyadj. 游客很多的.tourguide导游.Mybrotherwantstobea(tourist)guide..TheStoneForestisanexcitingsight.Butitistoo.(tour).Beijingisa(tourist)city..TheGreatWallisveryfamousintheworld.Soitis(tour).travelv旅行—travellern旅游者—travellingadj.旅行的

travelto 至U 旅行travelallovertheworld. 周游世界.()Mr.Brownbytrainforaboutaweek.A.hastraveledB.travelsC.travelD.istraviling【辨析】tour/trip/travel/journey词语用法travelTW旨长途旅行，到国外或远方旅行。travel还可作动词tour旅行，周游，观光”.一般团队都是tourtrip一般指短距离旅行，直达目的地的旅行journey有时并不指真正意义的“旅行”，而只是表示走过一段跑离。【记】观光游玩用tour,长途陆路用journey,短途短期用trip,travel用法最普遍，特别用于指“游记”.()Jimwentonaguidedfive-dayofBeijingthissummer.A.travelB.journeyC.tripD.tourHow10ngisthewall? 长城有多长？【解析】how10ng多长；多久⑴对长度提问—Howlongisthetable?—About1.2meters.⑵对时间提问，常用for或since引导的时间状语来回答。-Howlongdoesittakeyoutodoyourhomeworkintheevening?-Fortwohours.16.【2013上海2】38.一haveyoubeeninthesportsclub?—SincethefirstmonthIcametotheschool.A.HowoldB.HowlongC.HowmuchD.Howsoon17.【2013湖北孝感3】一haveyoubeenmarried?—FortwentyyearsA.Howfar B.howoftenC.howlongD.howsoon18.【2013上海3】38.一haveyoubeeninthesportsclub?—SincethefirstmonthIcametotheschool.A.HowoldB.HowlongC.HowmuchD.HowsoonWow,that'samazing!哇， 真令人吃惊！

【解析】amazingadj. 惊人的，令人吃惊的19.【2011昭通】Iwasverysurprisedwhenthealienwentintoasouvenirshop.A.excitedB.amazingC.relaxingD.amazed20.【2013青岛3】42.ItisthatMr.Guosailedacrosstheworldbyhimselfwithinabout130daysA.terrified,successful B.scary,successfullyC.amazing,successfully D.convincing,successful21.【2011广东2】40.—HaveyoueverseenthemoviecalledLosAngles2011?—Yes,butIthinkit's.IfellasleepwhenIsawit.A.exciting B.boring C.bored D.excitedThemainreasonwastoprotecttheirpartofthecountry.主要的原因是保卫自己的国家。【解析】protectv "保护" Weshouldprotectchildren.Protectsb./sthfrom 保护某人/某物使其不受Protectyoureyesfromthesun. 不要让阳光伤害你的眼睛。Asyoucansee,it'squitetallandwide.而你所看到的， 长城非常高，也非常宽广。【解析】as①conj.像……一样，正如 （用来引导状语从句）Iwassurprisedasheopenedthedoor.②prep.作为Igetjobasateacher.22.【2011本溪5】Mrs.Blackdoesn'tagreetokeepacatapetbecauseshehatescats.D.withQianxilongRestaurant,whichisfamousD.withQianxilongRestaurant,whichisfamousD.as23.【2011山东聊城4】31.We'llhavedinneratitsfood.A.of B.to C.forAsfarasIknow,therearenoman-madeobjectsasbigasthis.据我所知，没有任何一个人造物有长城这么长。【解析】asfarasIknow据我所知asfaras"就...... 来说，至于...... ”，引导状语从句，强调范围或程度，常与动词know,see,等连用，可放在句首或句中。【记】asfarasIcanremember 据我所记得的asfarasIcansee 依我所见24.【2011山东潍坊】ThemagazinewasstartedbyBecky,Iknow.A.asfarasB.aswellasC.assoonasD.asmuchasOneoftheword'smostdangeroussportsismountainclimbing,…登山是世界上最危险的运动之一。【解析】oneof+theadj.最高级+可数名词复数.【2011曲靖中考】Agoodbookmaybeoneofyourbest（friend）..【2011曲靖中考】QujingisoneofcitiesinYunnan,andhasattractedmanypeoplelivingandworkinghere.A.thelargestB.thelargeC.largerD.largest.（重庆市2012）—Whatdoyouthinkofthefilmyousawyesterday?—Oh!It'soneoffilmsI'veeverseen.A.interestingB.moreinterestingC.mostinterestingD.themostinterestingTheHimalayasrunalongthesouthwesternpartofChina.喜马拉雅山在中国西北部。【解析】southwestern 西南方向的Ofallthemountains,Qomolangmarisesthehighestandisthemost famous.在所有的山峰中， 珠穆朗玛峰最高，最有名。【解析】famous=well—knowadj.著名的， 有名的befamousfor因 而著名(某人因某种知识、技能或特征而出名)ChinaisfamousfortheGreatWallandPandasbefamousas作为 .而出名 (某人以某种身份而出名)LuXunwasfamousasawriter.()28.Einsteinwasfamousagreatscientist.A.forB.asC.likeD.because()29.Suzhouisfamousabeautifulcityinourcountry.A.toB.forC.asD.of16.Evenmoreseriousdifficultiesincludefreezingweatherconditionsandheavystorms.(比这)更严重的困难包括冰冻的天气条件和强烈的暴风雨。【解析1】include包括；包含includev包括—includingprep包括(放在被包括的对象之前)havemanypenpals(include)Lucy.()31.Allthepeoplemusttakepartintheactivities,themonitorsandtheteachers.A.includeB.includingC.includedD.toinclude.【2012贵州遵义】Manypeoplewillgototheconcert,(include)teachers,studentsandparents..【兰州】Tenpeople( 包含)ababy,werehurtinthecrash.【解析2】freezingadj. 冻冰的；结冰的freezingadj.冻冰的，结冰的freezevTodayitisfreezingcold.frozenadj.冻结的，被冰覆盖的Idon'tlikefrozenfood.【解析3】condition条件；状况outofcondition 不健康，身体不好；ingoodcondition情况良好；完好17.Itisalsoveryhardto takeinairasyougetnearthetop.并且越接近顶部呼吸越困难。【解析】takein吸入；吞入(体内)takeafter(外貌)相像takeaway拿开takedown写下,记下takein吸收，吸纳takeoff 起飞；脱下takeiteasy别紧张taketo喜欢,开始从事 takepictures照相takecareof照顾,照料34.【2012江苏常州】—Whyhaveyougotsomuchwaterhere?—Forthetrailwalkers.Aftertheyfinishthetoughhike,theyneedtolotsofwater.A.keepoffB.giveoutC.takeinD.putup18.ThefirstChineseteamdidsoin1960, whilethefirstwomantosucceedwasJunkoTabeifromJapanin1975. 1960 年第一支中国登山队登上了顶峰， 1975年日本的田部井淳子成为第一个成功登上顶峰的女子。【解析1】whileconj.然而（连接并列句）HeisaworkerwhileIamadoctor.conj.当……的时候，（引导时间状语从句）WhileIwasdoingmyhomework,mymothercamein.【解析2】succeedv成功，达到一successn成功—successful adj.成功的—successfully adv成功地♦succeedindoingsth 成功地做某事fatfirstyoudon't（success）.try,tryagain.（）36.Sheworksveryhard,soshewillintheexam.A.successful;passB.success;passingC.succeed;passingD.successful;passing37.【2013湖北随州】Theartmuseum（成功）indisplayingthenewpaintings.19.Whydosomanyclimbersrisktheirlives?为什么这么多登山者愿意冒生命危险？【解析】riskone'slifetodosth 某人舍命做某事Thereisariskofsth/doingsth 有（做）某事的危险takerisks 38.【2012江苏无锡】Itwillbeadangeroustrip.Areyouwanttotakethe（风险）.Oneofthemain