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高三英语新课Unit3Australia知识精讲一.本周教学内容：高三新课：Unit3（II）—Australia二.知识总结与归纳：1.ItwasprobablyonceconnectedtoSouthAmerica,butthecontinentsseparatedastheearth’splatesmoved.澳洲很可能曾经同南美洲连在一起，但是随着地球板块的活动而分离开了。connectto/with：与……有联系／连接Thechildconnectedthemoonwithafairytalehisgrandmatoldhim.separate：分离短语：separate…from….2.Havingbeenseparatedfromothercontinentsformillionsofyears,Australiahasmanyplantsandanimalsthatcannotbefoundanywhereelseintheworld.因为澳大利亚同其他大陆已经分离了几百万年了，所以澳大利亚与许多动植物是世界其他地方找不到的。Havingbeenseparatedfromothercontinentsformillionsofyears：现在分词的完成式做原因状语。Havingputupthetent,theystartedtocooktheirsupper.3.Onestrangeanimalslayeggsyetfeedsitsyoungonitsmilk.有一种动物很奇特，会下蛋，而又给她的幼崽喂奶。layegg：下蛋。lay的其他意思：摆放；把……归于相关的短语：layout：布置；安排；laydown：放下；layaside：把……放在一边；layoff：裁员；laythefoundationof….：奠定……的基础feedsb.onsth.：用……喂养；＝feedsthtosb.feedon….：以……为食Inwintertheyfeedthehorsesonhayandcorn.Chinesepeoplefeedonricechiefly.Youcanfeedtheseturnipstotherabbits.其他短语：feed…with…：用……补给……befedupwith=betiredof…厌倦……Hefedthefirewithsomelogs.Ihavefedupwiththeseboringmeeting.4.Inarea,itisapproximatelythesamesizeastheUSA（withoutAlaska）which,however,hasmorethanfourteentimesasmanypeople.澳大利亚的面积大致相当于美国（不含阿拉斯加）。而美国的人口却是澳大利亚人口的14倍多。approximately：接近；近似于（指质量或数量）Hisdescriptionoftheeventapproximatelytothetruthbuttherewereafewinaccuracies.thesamesizeas==asbigas…which,however,hasmorethanfourteentimesasmanypeople非限定性定语从句修饰theUSA。后面省略了asAustralia.morethanfourteentimesasmanypeople倍数句型：倍数＋as…as…倍数＋形容词／副词比较级than….倍数＋表示比较大小，长度，重量等名词＋of….倍数＋that/thoseof….TomistwiceolderthanJack.TomistwicetheageofJack.Tom’sageistwotimesthatofJack’s.5.Thepurposeofthefenceistokeepoutatypeofwilddogcalleda“dingo”.设置篱笆的目的是用来阻拦一种叫做dingo的野狗。keepout：阻拦，不让……进来；使……置身于……之外其他有关keep的短语：keepondoing：坚持／继续做；keepoff：推迟；避开；挡住；keepsb.fromdoing：阻止某人做……；keepup：维持;keepupwith：跟上Theyclosedallthewindowstokeepoutthecold.Keepoffthegrass.Hekeepsonphoningme,butIreallydon’twanttospeaktohim.Theheavyrainkeptthemfromgoingout.6.FarmsinthemiddleofAustraliaareusuallysolargethatthefarmersusemotorbikesorhelicoptersforthetaskofroundingupthesheeporcattle.澳大利亚中部的农场很大，农场主们得用摩托车或直升飞机来赶牛羊。roundup：聚拢，集中在一起。Theguideroundedupthetouristsandhurriedthembackintothebus.7.Theclimateisdifferentdependingonthearea.气候因地区不同而各异。8.OutingsarepopularandmostAustraliansaredelightedtoshareacoldglassofbeerorlemonadewithafriend.外出交流是很普通的事，大多数澳大利亚人都喜欢同朋友们一道享受一杯冰冻啤酒或柠檬汁。bedelightedtodo….：高兴地去做……还可以与介词at/with/by连用。Wewerealldelightedtoreceiveyourinvitation.Shewasdelightedatthechance.注意：delightful：令人愉快的Thenewsisdelightfultous.短语：toone’sdelight：令人高兴的是。Tohisgreatdelight,hepassedtheexaminationwithfirst-classhonors.【典型例题】一.单项选择：1.Thestorehadto____anumberofclerksbecausesalesweredown.A.layoutB.layoffC.layasideD.laydown答案：B分析：销售量下降，公司不得不暂时裁减一些雇员。layout：布置；安排；laydown：放下；layaside：把……放在一边；layoff：裁员2.Televisionmaybeasplendid____ofcommunication,butitpreventsusfromfacetofacecommunicatingwitheachother.A.mediumB.recreationC.experienceD.generation答案：A分析：电视是一个很好的交流媒介；但它也阻碍了我们面对面的交流。medium：媒体；recreation：娱乐3.______theInternetisbridgingthedistancebetweenpeople,itmayalsobebreakingsomehomeorwillcauseotherfamilyproblems.A.WhenB.WhileC.IfD.As答案：B分析：尽管互联网促进了人与人间的交流，但它也可能破坏人们的家庭或引起其他的家庭问题。While：尽管。4.ItisreportedthattheUnitedStatesuses______energyasthewholeEurope.A.astwiceB.twiceasmuchC.twicemuchasD.twicemuch答案：B分析：美国消耗的能源是全欧洲的两倍．5.Theystill_____eachotheroverthequestionofpay.A.differB.differfromC.differinD.differfor答案：B分析：他们在报酬问题上观点仍然不同。differin：在……上不同。6._____fullpreparation,wedecidedtoputoffthemeetingtillnextweek.A.WedidnotmakeB.HavingnotmadeC.WehadnotmadeD.Nothavingmade答案：D分析：由于没准备好，我们决定把会议推迟到下周。Nothavingmade现在分词的完成式做状语。二.翻译句子：1.这些熊以这种特殊的树叶为生。2.在这个问题上我只好保留不同意见了。3.赶快把同学们集合起来，我们该返回学校了。4.没问题他们会很高兴照顾他的。5.我们的学校面积将近200英亩。答案：1.Thesebearsfeedontheleavesofthisspecialtree.2.I’mafraidI’llhavetodifferonthismatter.3.Pleaseroundupthestudentsquickly,It’stimetoreturntoschool.4.Nodoubttheywillbedelightedtotakecareofhim.5.Theapproximateareaofmyschoolis200acres.【模拟试题】一.单项选择：1.Someanimalshibernateinthewinter,whichcan____thecold.A.keepoutB.keepoffC.keepupD.keepback2.It’sknowntoallthatcattle____mainlyongrass.A.eatB.feedC.takeD.put3.Thetwosidesinthedisputestilldiffer____eachother_____thequestionofpayA.with;overB.with;inC.over;withD.on;over4.TheShepherdhadto______thesheepbeforethenightfell.A.breakupB.roundupC.pickupD.callup5.Facedwiththereporter’s____questions,theprimeministerhadmuchtroubleansweringthem.A.absurdB.strangeC.pointedD.reasonable6.Mr.Paul,whoisamanof____height,issaidtobeourEnglishteacherthisterm.A.commonB.mediumC.ordinaryD.usual7.TodayinAustralia,therearethousandsofcreatures,____areendangeredbyhumanbeings.A.manyofthemB.mostofwhomC.themajorityofwhichD.whosemay8.—Didyoubuythedressyesterday?—No,_____Ilikedthecolor,Ididn’tlikeitsstyle.A.WhileB.SinceC.BeforeD.As9.Paperproducedeveryyearis_____theworld’sproductionofvehicles.A.thethreetimesweightofB.threetimestheweightofC.asthreetimesheavyasD.threetimesasheavieras10._____hardbefore,Tomisafraidoffailingintheexam.A.HavingbeenworkedB.NottohaveworkedC.Havingnev