高中英语 Unit 5 Meeting your ancestors Language points1课件 新人教版选修8.ppt

languagepoints,1.alternativensomethingthatyoucanchoosetodooruseinsteadofsomethingelse替换物therearesomealternativestoourplan.有几种方案可以代替我们的计划。,2.wehavebeenexcavatinglayersofashalmostsixmetresthick,whichsuggeststhattheymighthavekeptthefireburningallwinter.我们一直在挖掘一层层的积灰,几乎有六米厚,这说明他们可能整个冬季都在烧火。,3.imsorrytointerruptyoubuthowcouldtheylivehere?很抱歉打扰你,我想问问他们是怎么在这里生活的？,句型“imsorry.but.”是口语中委婉的表达,“but”表示语义上的转折。,2)打岔;插嘴itisrudetointerrupt.“dontinterrupt,”hesaid.,interrupt1)阻断,中断hisstudieswereinterruptedbythewardontinterrupthim,forhehasntfinishedyet.,interruptv.打扰，打断，阻碍。常有“使停止(中断)”的意思。hisspeechwasconstantlyinterruptedbyapplause.disturbv.打扰,妨碍。常指失去了正常的状态或导致困难产生。baddreamsdisturbedhersleep.,区别:interrupt和disturb,4.sowethinkitisreasonabletoassumetheylivedinthesecaves,regardlessofthecold因此我们有理由认为他们不顾寒冷住在这些洞穴里。,regardlessofthecold不顾寒冷,assumevt.1)tothinkthatsomethingistruealthoughyouhavenoproofofit假定：设想thescientistsassumethattherearenoanimalsonthemoon科学家设想月球上没有动物。,2)topretend装作sheassumedalookofsurprise她装出一副吃惊的样子。regardlessofprep.1)withoutbeingaffectedbydifferentsituations,problems,etc.不管;不顾heclimbedthebuilding,regardlessofthedanger不管有多危险,他还是爬上了大厦。,2)inspiteofwewillpersevereregardlessofpastfailures.尽管以前我们失败过,但仍要坚持下去。,cutsomethingintosmallpieces切碎,5.itseemsthattheymighthaveusedsharpenedstonetoolstocutuptheanimalsandremovetheirskin.sharpened:使锋利;尖锐;清晰cutup:cutsomethingintosmallpieces切碎theworkercutupthewood.工人将木头劈碎。,6.why,itsprimitivenecklace.primitive:原始的;远古的;简陋的thebookisaboutthemythologiesofprimitiveraces.这本书是原始民族神话集。primitivepeoplesdeifiedthesun.原始部落将太阳奉为神。,7.yesandsowellpreserved还保存得如此完好。这是省略的句子,完整句应是:anditissowellpreserved(it指necklace)preserve:v.保持；保存；保藏itriedtopreservemyindependence.我试图保持自己的独立性。preserve:n禁猎地,8.yes,indeed,asthebotanicalanalyseshavebeenspecificallyshowingus,allthefieldsaroundhereusedtobepartofalargeshallowlake确实,正如植物学分析具体显示给我们的那样,附近所有的土地都曾是大型浅湖的一部分。,botany:n.植物学botanical:adj.植物学的；与植物学有关的analysis:n.分析weagreedwithhisacuteanalysisofthepolitical