SectionⅡIntroduction&Reading—LanguagePointsⅠ.单词拼写1.Thestonerolleddownthemountainby(重力).2.Thetwocontinentswereconnectedbya(块)oflandatonetime.3.The(降水量)averages36inchesayear.4.The(放射性的)wasteshouldbeburieddeeplyunderthegroundinsealedbox.gravitymassrainfallradioactive5.Whenyouleftourspace,youweren'tinafit(状态).6.Theysigneda(条约)tosettlealltheborderdisputes.7.(竞争)withotherschoolsisencouraged.statetreatyRivalryⅡ.拓展词汇1.n.探险者→v.探险;勘探→n.探险;勘探2.adj.每年的→adv.一年一度地3.n.深度→adj.&adv.深的;深深地→adv.强烈地;深刻地→v.加深;深化explorerexploreexplorationannualannuallydepthdeepdeeplydeepen4.adj.荒凉的,不适宜居住的;不好客的→adj.好客的→n.好客;殷勤招待5.adj.&n.极端(的),极度(的)→adv.极端地,极其;非常6.v.使平衡→adj.平衡的7.adj.商业的→n.[U]商业,贸易,交易8.vt.促进,增进→n.晋级;增进inhospitablehospitablehospitalityextremeextremelybalancebalancedcommercialcommercepromotepromotion[巧记单词]词根词形变化构词点拨hospitableinhospitablein加形容词构成具有否定意义的形容词promotepromotion动词去e加(t)ion构成名词commercecommercial名词去e加ial构成形容词Ⅲ.补全短语1.close靠近;接近;几乎2.average平均3.adapt(使)适应4.bemadeup由……组成5.theformof以……的形式6.stand引人注目;突出;显眼7.setfoot进入,到达;踏上8.particular尤其9.a(n)...state处于……状态10.keep...free...使……免受……toontoofinoutonininfrom1.[教材原句]Withannualrainfallclosetozero,Antarcticaistechnicallyadesert.南极洲降雨量几乎为零,严格说来该区域就是一片荒漠。[句型点拨]with复合结构。[佳句赏析]泰山长期以来都是一个受欢迎的旅游景点,有许多中国传奇故事。MountTaihaslongbeenapopulartouristattraction,withmanyChineselegendarystoriesattachedtoit.2.[教材原句]Ahighmountainrange,theTransAntarcticarange,runsfromeasttowest,cuttingthecontinentintwo.一座高耸的山脉横穿南极洲,从东到西将南极洲分为两半。[句型点拨]现在分词短语作结果状语。[佳句赏析]我一直忙着准备期末考试,没有多少时间和家人交流,也没有时间和朋友们闲逛了。Ihavebeenbusymakingpreparationsforthefinalexam,leavingmenotmuchtimetocommunicatewithmyfamilyorhangoutwithmyfriends.3.[教材原句]Notuntilthelate18thcenturydidtheBritishexplorerJamesCookcrosstheAntarcticaCircle,butheneversawland.直到18世纪末,英国探险家詹姆斯·库克才穿越了南极圈,但他却从未发现任何陆地。[句型点拨]notuntil置于句首引起的部分倒装。[佳句赏析]直到她看了那部电影她才明白真爱是什么。Notuntilshewatchedthefilmdidsheunderstandwhattrueloveis.4.[教材原句]Thenin1895,aNorwegiancalledCarstensBorchgrevinkbecamethefirstmantosetfootontheAntarcticmainland.后来到了1895年,一个叫卡斯滕·博克格雷温克的挪威人成为第一个踏上南极大陆的人。[句型点拨]thefirst/second/...(+n./pron.)后常接不定式(todo)作定语。[佳句赏析]我们班长总是第一个到教室,最后一个离开。Ourmonitorisalwaysthefirsttocometotheclassroomandthelasttoleave.1.Antarcticaholds90%oftheworld'sice,andmostofitsfreshwater(70%)isinafrozenstate,ofcourse.(P2)南极洲拥有世界上90%的冰,当然其大部分淡水(70%)都处于一种冰冻状态。★staten.状态;状况;国家;州vt.规定;声明;陈述写出下列句中state的含义①RailwaysinChinabelongtothestate.②Hestatedthathehadneverseenthatman.国家声明ina(n)...state于……状态returntonormalstate复到正常状态③Theoldhouseisnowandneedsrepairing.这座老房子现在状况不好,需要修缮。④Afterthreehours'hardwork,theelectricitysupplyeventually.经过了三个小时的努力工作,电能供应最终恢复了正常。inabadstatereturnedtonormalstate2.YetAntarcticaisfullofwildlife,whichhasadaptedtoitsextremeconditions.(P2)但南极洲仍然栖息着很多野生生物,它们已经适应了那里极其恶劣的条件。★adaptto(使)适应;改编;改写①Ourbodiesadapttoeverythingwedotothem.我们的身体适应我们对它做的所有事情。adaptoneselfto使自己适应adapt...from...从……改编成……adapt...for...把……改编成……②Ittookhimawhiletohisnewsurroundings.他过了好一阵子才适应了新环境。③ThreeofhernovelsTVseries.她的长篇小说中有三部已被改编成电视剧。[名师点津]adopt与adapt形似,但adopt意为“采纳,采用;收养”。adapthimselftohavebeenadaptedfor3.Gasesandminerals,intheformofvolcanicdusttrappedintheice,cantellusalotaboutwhattheworld'sclimatewaslikeinpastages.(P2)以火山灰形式封冻进冰层里的气体和矿物质可以告诉我们很多关于远古时期全球气候的状况。★trapv.储存,留存;使陷入困境;诱骗n.陷阱;诡计①Pleaseputonthewoolensweater,whichcantrapyourbodyheat.请穿上这件羊毛衫,它能保持你的体温。(1)trapsb.into(doing)sth.诱使某人(做)某事be/gettrappedin被困于……(2)set/layatrap设下圈套fallintothetrapofdoingsth.掉进陷阱做某事becaughtinatrap落入圈套②Thepolicetocatchthethieves.警察设了个圈套来抓小偷。③Incaseoffailure,.万一失败,他们将陷入危险之中。setatraptheywillbetrappedindanger4.ButmorethantwothousandyearsagoGreekgeographersbelievedthattherewasalargelandmassinthesouthwhichbalancedthelandinthenorth.(P3)但是两千多年以前,古希腊的地理学家就认为地球的南边存在一大块陆地与北边的陆地保持平衡。★massn.[C]团,堆,块;大量,众多adj.大量的,大规模的①Thenitcooledandturnedintoasolidmass.然后它冷却下来,变成一块固体。massmedia/production大众媒体/大规模生产amassof/massesof许多的,大量的themasses群众;大众②Themassmedianowplayanincreasingroleinshapingouropinions.现在,大众媒体在影响我们的观点方面起着越来越大的作用。③Settingtowork,Iburiedmyselfunderpapers.我着手工作,埋头于一大堆文件之中。④Dividedfrom,youaresuretofail.脱离群众,你肯定要失败。amassof/massesofthemasses★balancev.使平衡;权衡n.平衡;余额;天平,秤⑤Thegovernmenthastofindsomewaystobalancethesetwoneeds.政府得找到某些方法来平衡这两种需求。⑥Youwereworkingtoohard.You'dbetterkeepabalancebetweenworkandrelaxation.你工作太劳累了,你最好在工作和休闲之间保持平衡(1)balance...against...把……与……进行权衡balance...with...使……与……平衡(2)keep/lose/breakthebalance保持/失去/打破平衡onbalance总的来说(3)balancedadj.平衡的⑦Youhavetotheadvantagesoflivinginabigcity______thedisadvantages.你必须权衡住在大城市的利与弊。⑧Despitesomefailure,ourfirmhashadquiteagoodyear_______.我们公司尽管存在某些不足之处,但总的来看这一年还是相当不错的。⑨Manypeoplehavecometorealizethattheyshouldkeepa________(balance)diet.许多人开始认识到他们应该保持饮食均衡。balanceagainstonbalancebalanced5.Thenin1895,aNorwegiancalledCarstensBorchgrevinkbecamethefirstmantosetfootontheAntarcticmainland.(P3)后来到了1895年,一个叫卡斯滕·博克格雷温克的挪威人成为第一个踏上南极大陆的人。★setfooton/in进入,到达①Shesaidshewouldneversetfootinthathouseagain.她说她再也不会踏入那所房子了。onfoot步行struggletoone'sfeet挣扎着站起来risetoone'sfeet站起身standonone'sownfeet自立;独立自主②Thewoundedsoldierandmovedslowlyforward