Unit 6 Understanding ideas 知识点-高中英语外研版（2019）选择性必修第一册.pptx

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1、Unit 6 Nurturing natureUnderstanding ideasUnderstanding ideasLanguage points 宣称；声称Scientistsareclaimingamajorbreakthroughinthefightagainstcancer.科学家们宣称攻克癌症已有重大的突破。1.claimvLanguage points:Important words and expressions索要；索取Sheclaimeddamagesfromthecompanyfortheinjuryshehadsuffered.她因受伤向公司要求获得损害赔偿金。夺走

2、；夺去（生命）Thecarcrashclaimedthreelives.那次撞车事故导致三人死亡。2.steadilyadv稳定地；稳固地Thecompanysexportshavebeenincreasingsteadily.公司的出口量一直稳步增长。Language points:Important words and expressionsThesituationgotsteadilyworse.局势逐渐恶化。Helookedathersteadily.他凝视着她。Therainfellsteadily.雨不紧不慢地下着。3.delicateadj易损的；易碎的；脆弱的Language

3、points:Important words and expressionsdelicatechinateacups易碎的瓷茶杯近义词：fragileTheeyeisoneofthemostdelicateorgansofthebody.眼睛是人体最娇贵的器官之一。thedelicateecologicalbalanceoftherainforest热带雨林脆弱的生态平衡 1.atonesleisure_2.allowsbtodosth_3.makesure_4.stayhealthy_5.enjoyregularbreaks_在某人有空时在某人有空时允许某人做某事允许某人做某事确保确保保持健

4、康保持健康享受有规律的休假享受有规律的休假Language points:Important lexical chunks 6.asenseofprideandachievement_7.protectsb/sthfromsth_8.reachout_9.bringtolife_10.thanksto_ 保护某人保护某人 /某事免受某事免受伸出（手伸出（手）使使苏醒苏醒 /焕发生机焕发生机Language points:Important lexical chunks一种自豪感和成就感多亏了多亏了 1.The words“railways like massive dragons are wi

5、nding among the mountains”seem particularly vivid as I travel across the“roof of the world”.Paraphrase:WhenItravelacrosstheQinghai-TibetPlateau,thewordsofthesongbecomeclearinmymind.Icometounderstandthelyricswhichsaythatrailwaysrunovermountains,turningandtwistinglikehugedragons.Language points:Import

6、ant sentences 1.The words“railways like massive dragons are winding among the mountains”seem particularly vivid as I travel across the“roof of the world”.Language points:Important sentenceswind在此处作动词，意为“（道路、河流等）蜿蜒，曲折前进”；wind作动词时还有“缠绕，卷绕”的意思，常见的搭配是windstharound/roundsth意为“把某物缠绕在上”。此外，注意the“roofofthew

7、orld”的表达，意思是“世界屋脊”，用来指代theQinghai-TibetPlateau（青藏高原）。2.Taking years to complete,the Qinghai-Tibet Railway is a record of all of our efforts to overcome the most difficult engineering challenges.Language points:Important sentencesParaphrase:TheconstructionoftheQinghai-TibetRailwaytookusseveralyearsan

8、ditshowsthatwemadeeveryefforttogetoverthegreatestdifficultiesinengineering.Takingyearstocomplete是非谓语动词作状语，和主句主语theQinghai-TibetRailway是主动关系，所以用现在分词形式。3.How to protect the delicate ecosystem was among the top concerns.Language points:Important sentencesParaphrase:BecausetheecosystemoftheQinghai-Tibet

9、Plateauiseasilydamaged,whenwebuilttherailway,itwasoneoftheproblemswefirstconsidered.thedelicateecosystem脆弱的生态系统delicate是形容词，意为“易损的；易碎的；脆弱的”近义词：fragile 3.How to protect the delicate ecosystem was among the top concerns.Language points:Important sentencesconcern在这里作名词，意为“忧虑，担心”。例如：Thereisgrowingconcer

10、naboutviolenceonTV.人们对电视上充斥暴力内容的忧虑日益加重。concern还可以作动词，意为“使担心，使忧虑”。例如：Issueslikefoodadditivesdoconcernme.食品添加剂这类事情确实使我很担心。4.The first landmark to catch my eye is the splendid Qingshuihe Bridge,the worlds longest bridge built over permafrost.Language points:Important sentencesParaphrase:ThefirstthingIs

11、eefromadistanceistheveryimpressiveQingshuiheBridge.Itisthelongestbridgeintheworldwhichisbuiltoverpermanentlyfrozensoil.4.The first landmark to catch my eye is the splendid Qingshuihe Bridge,the worlds longest bridge built over permafrost.catchsbseye为固定搭配，意为 toattractsomeonesattentionandmakethemlooka

12、tsomethingLanguage points:Important sentences 4.The first landmark to catch my eye is the splendid Qingshuihe Bridge,the worlds longest bridge built over permafrost.要注意一些eye的常见搭配。canttakeyoureyesoffsb/sth无法将目光从某人身上/某物上移开looksbintheeye正视某人 keepaneyeonsb/sth照看某人/某物 haveaneye/agoodeyeforsth对某事物有鉴赏力Lang

13、uage points:Important sentences 5.In locations such as this,the thin air,changeable weather and high levels of UV radiation presented perhaps the greatest challenge for railway workers.Language points:Important sentencesParaphrase:Atthealtitudeofover5,000metres,wheretheairisthin,theweatherisalwaysch

14、anging,andtheUVradiationisstrong,itwasverydifficultforworkerstobuildtherailway.5.In locations such as this,the thin air,changeableweather and high levels of UV radiation presented perhaps the greatest challenge for railway workers.Language points:Important sentencespresent在这里作动词用，意为“引起，造成”。present作动

15、词时还有“颁发，授予”的意思。Shewaspresentedwithanaward.她被授予一个奖项。present作形容词，意为“当前的；出席，在场”。inthepresentsituation在当前形势下Therewere200peoplepresentatthemeeting.有200人出席会议。6.Water birds playing in the lake,and cattle and sheep wandering the grasslands bring the scenery to life.Language points:Important sentencesParaphrase:Thegrasslandsarefulloflife,withwaterbirdsplayinginthelake,andcattleandsheepmovingaround.在本句中动词-ing形式的使用可以给读者带来生动的画面感。本句中Waterbirdsplayinginthelake和cattleandsheepwanderingthegrasslands两个动名词短语充当主语。VIHomeworkHomeworkDraw a road map ofthe Qinghai-Tibet Railway and summarize the reading passage.