Unit3Lesson1lesson2知识点课件高中英语北师大版选择性必修第一册

选必一Unit3L1-L2知识点1.HowmanytimesuptotodayhaslifeonEarthalmostdiedout?dieout消失，灭绝Thespecies(单复同形）hasnearlydiedoutbecauseitshabitat（栖息地）isbeing___________(destroy).Thewinddiedawayatdust.Manytreesaredyingofffor_______(lack/lacking)ofwater.destroyedlack2.Extinctions,whereentirespeciesarewipedout,arenotunusualinourEarth’shistory.wipeout彻底毁灭，抹去wipe擦wipeaway擦去wipehereyeswithatissue用...擦...wipeup擦干wipethesweatfrom/offhisforehead从...擦去...Thedisease_________(威胁)towipeouttheentirepopulation.threatens3.Theseincludethethirdmassextinction,knownas“GreatDying”,whichkilled90%to96%ofallspecies.(1)adj.大量的mass_________批量生产mass_________大灭绝theproblemofmass_____________大批人失业的问题(2)n.大量

（amassof+C/U+谓语复/单)Amassofbooks_____(be)distributedtoProjectHope.There______(be)massesofpeopleinthestoresyesterday.messn.肮脏，杂乱messyadj.凌乱的Theroomwasinamess.productionextinctionunemploymentarewere4.Andthefifthevent,whichoccurred66millionyearsago,causedthedeathofthedinosaurs.switchedoff5.Thereasonsforextinctionsarevaried.variedadj.各种各样的（单/复）varyv.相异

variousadj.各种各样的（复）varietyn.种类Ourschoolprovidesavarieddietforstudents.The________(long)ofthewiresvarybetween25cmand50cm.Heisalwayshavingvarious/avarietyof/varietiesofreasonsforbeinglate.lengths6.Accordingtoscientists,theyincludevolcaniceruptions,asteroidshittingtheEarthfromspace,changesinsealevels,thedecreaseoftheoxygencontentoftheseaandglobalwarming.decrease/fall/dropby了/to到increaseby/toThechargefortransportationisonthedecreasebecauseoflowerfuelcosts.7.Thistime,humanactivitywillbetoblame.vt.责怪blamesbfor(doing)sth.因（做）sth.而指责sb.betoblame（forsth)（主动表被动）n.责备accept/taketheblamefor...为...负责Weshouldblamethemanforthedyingoutofsomespecies.Itishiscarelessnessthatistoblameforhisbeinginjured.8.A2015study...lookedathowquicklyspeciesdieoutduetonaturalcauses...dueto/owingto/becauseof/thanksto因为/由于beduetodosth.预期的Theboatisduetoarriveat12o’clock.Becauseof/Owingtothesnow,theflighthasbeencancelled.9.ItisclearthathumanactivityhasnegativelyaffectedallotherspeciesonEarth,includinganimalsandplants.affectv.影响beaffectedby....affectionn.喜爱haveagreataffectionfor...非常喜爱...haveaneffecton....对...的影响Doestelevisionhaveaneffectonchildren’sbehaviour?Byherconductwecanjudgewhethershehasanaffectionforthepoorboy.10.Ofcourse,aswehumansdependonsomanyspeciesforoursurvival,wewouldalsobeatriskofdyingout.beinghired11.storen.商店v.贮存animalsstoringupfoodforthewinterrestorev.(使)恢复Suchkindnessrestoresyour_______（信任）inhumannature.(=makesyoubelievemostpeoplearekind)faith12.setout开始做；出发(1)setouttodo=setaboutdoing

开始做(2)setoutforsp.=setoffforsp.=leaveforsp.=headforsp.出发(3)setup创建=found=establish(4)setaside把...放到一边；省出13.consumev.消费；消耗consumern.消费者consumptionn.（能量、食物、材料的）消耗；消费Theelectricityindustryconsumeslargeamountsof___________（化石燃料）.消费者权利consumer______消费型社会aconsumer_______（=onewherebuyingandsellingisconsideredtobefairlyimportant)

fossilfuelsrightssociety14.wastev&n浪费v.Shewastednotimein__________(拒绝）theoffer.

翻译：Don’twasteyoursympathyonhim--hegotwhathedeserved.n.awasteoftimeadj.wastefulsince:自从；因为；既然Visitfastfoodrestaurantslessoften,sincetheymakeusbemorewasteful__________（消费者）.

rejectingconsumer15.Plasticpacketskeepthecoconutcleanduringthetransportationprocess.transportationn.交通运输系统=transportn&vtransport...fromsp.1tosp.2Believeitornot,thismagiccarpetcantransportyoutoanyplaceyoulike.翻译：Thepatientwastransferredtoanotherhospital.ShetranslatedpoetryintoEnglish.16.realisticadj.现实的，实际的realadj.真实的reallyadv.实际上realityn.现实realizevt.实现VR=______________Thepackagingshouldbechangedsothat