Unit4SectionB1a1e课件人教版八年级英语下册

TheWondersofNatureUnit4SectionB1a-1eLeadinWhatdoyouknowaboutMountQomolangma?Tella

partner.It’s___________mountainintheworld.It’s

_________

metresinheight.Itliesontheborderbetween_______andNepal.Itiscoveredwith______allyearround,soisvery__________toclimb.thehighest8,848.86Chinasnowdangerous1aViewandpredict

①Whatcanyouseefromthepictures?②What’sthetextmainlyabout?ReachingNewHeightsTwogroupsofChineseteamclimbedtheMountQomolangma.1960

年，中国登山队王富洲、贡布、屈银华从北坡登顶珠峰。当时在

“第二台阶”，刘连满甘做人梯，屈银华脱下靴子攀爬，最终三人登顶，他们打破了西方

“北坡不可征服”

的断言

。1.Thetextismainlyabout_____.A.ClimbingQomolangmaB.ChinesclimbersC.TerribleConditionsofQomolangmaD.HowtoreachnewheightsFastreadingPresentationScanandfillScanningYoucanreadatextquicklytofindspecificinformation,suchasnumbers,years,names,andplaces.NumbersandyearsareusuallyinArabicnumerals,whilenamesandplacesusuallystartwithcapitalletters.1bScanthearticletofindtheinformationbelow.________:whatclimberscalledthewayupthenorthernsideofthemountain________:thedistancebetweentheSecondStepandsealevel________:theyearthefirstChineseteamreachedthetopofQomolangma________:theheightofQomolangmain2020namenumberyearnumber/ˈskænɪŋ/n.扫描；浏览；粗略阅读你可以快速阅读一篇文章来查找特定信息，比如数字、年份、人名和地名。数字和年份通常用阿拉伯数字表示，而人名和地名通常以大写字母开头。Tip:Predicttheanswerbasedonthegiveninformation.1bScanthearticletofindtheinformationbelow.__________:whatclimberscalledthewayupthenorthernsideofthemountain__________:thedistancebetweentheSecondStepandsealevel__________:theyearthefirstChineseteamreachedthetopofQomolangma__________:theheightofQomolangmain2020DeathRoad8,600metres19608,848.86metres12345Part1Part2Part3Howmanypartscanwedividethepassageinto?ThreeWhile-readingPartⅠ(Paragraphs1and2)PartⅡ(Paragraphs3and4)PartⅢ(Paragraph5)Tip2:Identifyingthepassage’sstructurehelpsyoufollowitslogicalflow.B.ReasonsforclimbingQomolangmaA.AchievementsofChineseteamsC.Difficultiesanddangers1dReadagain.CircleTfortrueorFforfalse.Thencorrectthefalsestatements.1.AfewclimbersreachedthetopofQomolangmafromthenorthernsidebefore1960.

2.In1960,LiuLianman’steammatesusedaladdertogetpasttheSecondStep.3.TheChineseteambroughtanationalflagtothetopofQomolangmain1960.4.The“ChineseLadder”wasplacedat8,600metresabovesealevel.5.Climbersfirststartedtousethe“ChineseLadder”in2007.TFTFTFTFTFNoonesteponhisshoulders1975/'lædə(r)/n.梯子；阶梯；途径

Discussthequestions.HowdoyouthinktheChineseclimbersfeltwhentheyplacedthenationalflagontopofQomolangma?2.WhatdoyouthinkGeorgeMallorymeantby“becauseit'sthere”?3.Whatqualitiesdoyouthinkagoodmountainclimberneedstohave?1eTheyfeltproud,excited,andasenseofresponsibility.Itmeanshumansaredrivenbycuriosityandthedesiretoexplore,evenifthechallengeisdangerous.Determination,courage,teamwork,andphysicalstrength.Readpara1andticktherightanswers.WhyisitdifficulttoclimbQomolangma?

Temperaturescanfallto-30degrees.

Peoplecannotsurvivetheterribleconditions.

Climbersmustdealwiththinairandhighcliffs.

Theweatherischangeable.Readpart1(paras1-2)andchoose.2.Whatdoestheword"they"referto?A.ThebestclimbersB.TheterribleconditionsC.Thetopofthemountain3.WhatdidclimberscallthenorthernwayupMountQomolangmabefore1960?A.TheHappyRoadB.The"ChineseLadderC.The"DeathRoad"CarefulReadingReadparagraphs1and2Tomostpeople,MountQomolangmaisoneofthegreatestwondersoftheworld.Onthehighestplaceonearth,youwillfeellikeyouareabletotouchthesky.Butonlythebestclimbersreachthetop,andthatisonlyiftheysurvivetheterribleconditionsfirst.Onthemountain,temperaturescanfallto-30degrees.Climbersmustalsodealwiththinair,highcliffs,andchangeableweather.Before1960,noonewasabletoreachthetopofQomolangmafromthenorthernside.Mountainclimbersevencalledthatwaythe"DeathRoad",butaChineseclimbingteamwasdeterminedtomaketheclimb.DifficultiesanddangersHowhighisit?Onthe_____________onearthFeellikeyouareableto______________Whocanreachthetop?Onlythe____________canreachthetop,andthatisonlyifthey__________theterribleconditions.Whataretheconditionslike?Temperature:______________Air:____________Cliffs:__________Weather:___________Whatistheroadfromthenorthernsidecalled?The“________Road”highestplacetouchtheskybestclimberssurvive-30degreesthinhighchangeableDeathCarefulReadingReadparagraphs3and4On24May1960,climbersLiuLianman,WangFuzhou,QuYinhua,andGongbuarrivedattheSecondStep.Itwas8,600metresabovesealevel.Peoplesaiditwassohighthatevenbirdscouldnotreachit.Liuallowedhisteammatestosteponhisshoulders.Bitbybit,theclimberspulledthemselvesup,andtheymadeitpasttheSecondStep.At4:20a.m.on25May,theChinesenationalflagflewabovetheworld'shighestmountainforthefirsttime.In1975,anotherChineseteamclimbedtothetopofQomolangmatodoresearch.Thistime,theybroughtaladdertotheSecondStep.Until2007,almostallclimbersfromthenorthernsideusedthis"ChineseLadder"toreachthetopmuchfaster.In2020,aChineseresearchteamwenttoQomolangmatomeasureitsheight—8,848.86metres.TeamTimeAchievementThefirstteamThesecondteamThethirdteamin1960in1975in2020madetheChinesenationalflagflyabovetheworld’shighestmountainforthefirsttimeclimbedtothetopofQomolangmatodoresearch;broughtaladdertotheSecondStepmeasuredtheheightofMountQomolangma:8,848.86metresReadparagraph5ClimbingQomolangmaisdangerous.Someclimbersreachthetopsuccessfully,butmanyfail.Whydopeoplestillrisktheirlivestoclimbthehighestmountainintheworld?Itisbecausehumancuriosityandambitioncannotbestopped.Or,astheEnglishexplorerGeorgeMalloryputit,itissimply"becauseit'sthere"!WhatarethetworeasonswhypeoplestillclimbQomolangmatoday?A.

Becausehumancuriosityandambitioncannotbestopped.B.Becausehumanlikeclimbingmountains.C.

Becauseit’sthere.D.Becauseclimbingmountainsisveryinteresting.Peoplewanttotrydifficultthingsjustbecausetheyarethere.Themountainisachallenge.Humansarecuriousandwanttoseewhattheycando.Tomostpeople,MountQomolangmaisoneofthegreatestwondersoftheworld.Onthehighestplaceonearth,youwillfeellikeyouareabletotouchthesky.Butonlythebestclimbersreachthetop,andthatisonlyiftheysurvivetheterribleconditionsfirst.Onthemountain,temperaturescanfallto-30degrees.Climbersmustalsodealwiththinair,highcliffs,andchangeableweather.Before1960,noonewasabletoreachthetopofQomolangmafromthenorthernside.Mountainclimbersevencalledthatwaythe"DeathRoad",butaChineseclimbingteamwasdeterminedtomaketheclimb.对大多数人来说最伟大的奇观之一在地球上最高的地方感觉好像beabletodosth.能够做某事到达顶峰在恶劣的环境中幸存下来降至零下30度应对；处理稀薄的空气高耸的悬崖多变的天气登上...峰顶从北侧bedeterminedtodosth.下定决心做某事进行攀登On24May1960,climbersLiuLianman,WangFuzhou,QuYinhua,andGongbuarrivedattheSecondStep.Itwas8,600metresabovesealevel.Peoplesaiditwassohighthatevenbirdscouldnotreachit.Liuallowedhisteammatestosteponhisshoulders.Bitbybit,theclimberspulledthemselvesup,andtheymadeitpasttheSecondStep.At4:20a.m.on25May,theChinesenationalflagflewabovetheworld'shighestmountain

forthefirsttime.到达第二台阶海拔so...that...如此…以至于…allowsb.todosth.允许某人做某事一点一点地；逐渐地pulloneselfup向上攀爬；奋力起身makeitpast成功通过；顺利度过

theChinesenationalflag中国国旗flyabovetheworld'shighestmountain飘扬在世界最高峰之上第一次In1975,anotherChineseteamclimbedtothetopofQomolangmatodoresearch.Thistime,theybroughtaladdertotheSecondStep.Until2007,almostallclimbersfromthenorthernsideusedthis"ChineseLadder"toreachthetopmuchfaster.In2020,aChineseresearchteamwenttoQomolangmatomeasureitsheight—8,848.86metres.ClimbingQomolangmaisdangerous.Someclimbersreachthetopsuccessfully,butmanyfail.Whydopeoplestillrisktheirlivestoclimbthehighestmountainintheworld?Itisbecausehumancuriosityandambitioncannotbestopped.Or,astheEnglishexplorerGeorgeMalloryputit,itissimply"becauseit'sthere"!登顶做研究

bringaladderto...把梯子带到…几乎所有登山者更快地登顶测量它的高度riskone'slivestodosth.冒着生命危险做某事世界最高峰人类的好奇心与抱负无法被阻止languagepoint1.“beableto”意为“能够；会”，强调通过努力、学习或具备某种能力而得以做某事。用法：（1）有人称、数和时态的变化。例如：He_______(be)abletoplaythepianowell.（一般现在时，他能弹好钢琴。）She_______(be)abletoswimwhenshewasfive.（一般过去时，她五岁时就会游泳iswas“onlyif”意为“只有……才……”，引导条件状语从句。当“onlyif”位于句首时，主句要部分倒装，即把助动词、be动词或情态动词提到主语之前。用法：强调条件的唯一性，只有满足从句所表达的条件，主句的情况才会发生。例如：Onlyifyouworkhard,willyousucceed.（只有你努力工作，你才会成功。）正常语序为Youwillsucceedonlyifyouworkhard.3.“bedeterminedto”意思是“决心做某事”，表达某人坚定的决心，侧重于内心已经做出决定并坚定不移。用法：后接动词原形，构成“bedeterminedtodosth”结构。例如：She________________loseweightthisyear.（她决心今年减肥。）isdeterminedto4.survivev.

生存；存活；艰难度过…thatisonlyiftheysurvivetheterribleconditionsfirst.······前提是他们能先熬过恶劣的环境。

survive作及物动词时，意为“幸存；挺过”，后接困难、灾难等名词；作不及物动词时，表示“幸存下来”。5.riskone’slife

冒生命危险Whydopeoplestillrisktheirlivestoclimbthehighestmountainintheworld?为何人们仍甘冒生命危险攀登世界之巅？risk是及物动词，意为“冒······的风险（或危险），使······冒风险（或面临危险），冒险做”，“one'slife”表示“某人的生命”，整体表示“冒生命危险”。risk后接名词或动名词。例：Weareadvisednottorisktravellingintheseconditions.我们受到忠告，在这种条件下不要冒险出行。19.冒着生命危险去做……20.踩在某人的肩膀上21.挺过恶劣的环境22.世界最伟大的奇迹之一10.奋力向上爬11.首次在……12.允许某人……13.决心做……14.测量它的高度15.正如某人所说16.如此……以至于