2021年人教新目标九上英语Unit 8 Section B 2a-2e课件

SectionB2a-2e,ObjectivesTolearnthewordsandexpressions:express,circle,receive,leader,medical,purpose,prevent,energy,position,victory,enemy,period,atthesametime...Toreadandunderstand2b,thencomplete2cand2d.Ifyoulike,youcanknowmoreaboutothermysteries.,runaftersomethingstrangerunforexercisecatchabusbelateforworkmakeamovie跟在……后面跑；追赶……奇怪的事情跑步锻炼身体赶公共汽车上班迟到拍电影WordsReview,一、用must或can的适当形式填空。Theboywhoisplayingfootballontheplayground_____beHarry.Hedoesn’tcometoschooltoday.2.There________besomeoneintheclassroombecausethelightison.3.ManypeoplegotoSanyatotravel.It___________beabeautifulplace.4.You___________________talkwitheachotherduringtheexam,oryouwillbeaskedtoleave.can’tmustmustmustn’t/can’t,二、根据汉语意思和括号中的英文提示完成句子。1.她一定有二十多岁了。(mustbe)2.那双鞋不可能是我姐姐的,因为她不喜欢红色。(can’tbe)Shemustbeover/morethantwentyyearsold.Thatpairofshoescan’tbemysister’sbecauseshedoesn’tlikered.,Readthesentencesbelow,payingattentiontotheunderlinedparts.Itwassnowing,andsoIcouldnotgoout.AsIamverytired,Iamgoingtobed.IstudybecauseIwanttolearn.Sinceitislate,Ishallgohomenow.Thewatchwascheap,butitgoesquitewell.Wealltriedourbest.However,welostthegame.,7.Thoughthetaskwasdifficult,theymanagedtofinishitontime.8.Wemustnotonlyfinishourtaskbutalsodoitwell.9.Youcangobyairorbytrain.10.Iwasreadingamagazinewhenhecamein.11.WhileMarywaswritingaletter,thechildrenwereplayingoutside.,连词是一种连接词与词、短语与短语以及句与句的虚词，它不能独立担任句子成分而只起连接作用。表示前因后果的连词有：so(所以)等；表示原因的连词有：because,since,as等；表示意义转折的连词有：but,however,though,notonly…butalso表示递进意义，“不仅……而且”;表示选择关系的连词有：or(或者；还是)；表示两个动作同时进行的连词有：when,while等。,2aMatcheachlinkingwordorphrasewithitspurpose.LinkingwordorphrasePurposeoflinkingwordorphrasesoas,because,sincebut,however,thoughnotonly…butalsoorwhen,whileexpressingadifferencegivingachoiceexpressingaresultexpressingtwothingshappeningatthesametimegivingreasonsaddinginformation,HaveyoueverheardofStonehenge?Whereisit?Whyisitfamous?Beforereading,TheStonehengeisfamousasitisahistoricalarchaeologicalstructurethatisbelievedtohavebeenbuiltbetweentheyears3,000BCand2,000BC.Itisbelievedtheareaservedasaburialground(墓地)asthebonestructures(骨结构)thatwerefoundcanbedatedto3,000BCandcontinuedforabout500years.,,2bReadthearticlebelowandunderlinethelinkingwordsandphrases.Doyouthinkyouhavemadecorrectmatchesin2a?notonly…butalso,as,however,because,As,but,or,because,but,And,but,and,Stonehenge—CanAnyoneExplainWhyItIsThere?Stonehenge,arockcircle,isnotonlyoneofBritain’smostfamoushistoricalplaces,butalsooneofitsgreatestmysteries.Everyyearitreceivesmorethan750,000visitors.EspeciallyinJune,peoplegotothisplaceastheywanttoseethesunrisingonthelongestdayoftheyear.,Formanyyears,historiansbelievedStonehengewasatemplewhereancientleaderstriedtocommunicatewiththegods.However,historianPaulStokerthinksthiscan’tbetruebecauseStonehengewasbuiltsomanycenturiesago.“TheleadersarrivedinEnglandmuchlater,”hepointsout.AnotherpopularideaisthatStonehengemightbeakindofcalendar.Thelargestoneswereputtogetherinacertainway.Onmidsummer’smorning,thesunshinesdirectlyintothecenterofthestones.Otherpeoplebelievethestoneshave,amedicalpurpose.Theythinkthestonescanpreventillnesswhilekeepingpeoplehealthy.“Asyouwalkthere,youcanfeeltheenergyfromyourfeetclimbupyourbody,”saidonevisitor.NooneissurewhatStonehengewasusedfor,butmostagreethatthepositionofthestonesmustbeforaspecialpurpose.Somethinkitmightbeaburialplace,oraplacetohonorancestors.Othersthinkitwasbuilttocelebrateavictoryoveranenemy.,Stonehengewasbuiltslowlyoveralongperiodoftime.Mosthistoriansbelieveitmustbealmost5,000yearsold.Oneofthegreatestmysteriesishowitwasbuiltbecausethestonesaresobigandheavy.In2001,agroupofEnglishvolunteerstriedtobuildanotherStonehenge,buttheycouldn’t.“Wedon’treallyknowwhobuiltStonehenge,”saysPaulStoker.“Andperhapswemightneverknow,butwedoknowtheymusthavebeenhard-working—andgreatplanners!”,Part1(Para.1)Part2(Para.2&3)Part3(Para.4)DifferentideasaboutthepurposesofStonehenge’sMysteriesaboutStonehengeGeneralintroductionofStonehengeRead2bandmatcheveryparagraphwiththemainidea.Whilereading,ReadthearticleagainandanswertheQs.HowmanypeoplevisitStonehengeeveryyear?WhoisPaulStocker?DopeoplethinkithardtobuildStonehenge?Why?Morethan750,000visitors.Heisahistorian.Yes,becausethestonesaresobigandheavy.,Readpara.1GeneralintroductionofStonehengeStonehengeshape?Whyisitfamous?Where?themostfamous________placethegreatest__________notonly…butalso…Arock_________circlehistoricalmysteryin_______BritainVisitor?receive_____________visitorsPeopleliketogoin___seethesun___________morethan750,000Junerising,templecommunicatewiththegodspreventillnessandkeeppeoplehealthywasbuilttocelebrateavictoryoveranenemybecauseitdirectlyrelatedtothesuncalendaraburialplaceoraplacetohonorancestorsamedicalpurposeideassupportingideasReadParagraph2,3andcompletethemindmap.,Oneofthegreatestmysteriesis_____________Why?Becausethestonesareso_______and_______.Wedon’tknowwhobuiltitbutthebuildersmusthavebeen__________andagreat__________hard-workingplannerbigheavydifferenceReadParagraph4andcompletethefollowingsentences.,Stonehenge,arock______,is________oneofBritain’smostfamoush________places,_________oneofitsgreatestm__________.Asforitsmysteries,differentpeoplehavedifferentopinions.MosthistoriansthoughtStonehengewasatemple______ancient_______(lead)communicatedwiththegods._________,othersbelieveditmightbeakindofcalendar__________itdirectlyrelatedtothesun.someotherpeopleholdtheviewthatthestonescan__________illnessandkeeppeoplehealthy.AlthoughnooneissurewhatStonehengewasusedfor,theyagreethatthe________（位置）ofthestonesmustbeforaspecial__________.(目的)In2001,somevolunteerstriedtobuildanotherStonehenge,_______failed.notonlybutalsowherebecausepositionbutysteriesistoricalcircleleadersHoweverpreventpurposePostreading,2cReadthearticleagainandcompletethechart.MysteriesaboutStonehengeHowwasitbuilt?Whobuiltit?WhatStonehengemighthavebeenusedfor…Whatwasitusedfor?/Whywasitbuilt?asatemplewhereancientleaderstriedtocommunicatewiththegodsakindofcalendarhaveamedicalpurposemightbeaburialplaceoraplacetohonorancestorscelebrateavictoryoveranenemy,MidsummerdayisinJune______alotofpeoplegotoStonehengeduringthismonth.ThesunshinesstraightintotheStonehenge_____thestoneswereputinaspecialposition.2dCompletethesentencesusingthewordsfromthechartin2a.andas,3.Somepeoplethinktherockscan________stoppeoplefrombecomingill_______keepthemhealthy.4.Wedon’tknowwhobuiltStonehenge_____howitwasbuilt.5.HistoriansthinkStonehengewasbuiltabout5,000yearsago;________,theyarenotsure.notonlybutalsoandhowever,InterestingandFunStonehengeFactsforKids♦StonehengeseemstobethecenterofmanyBronzeAgeandNeolithicmonuments.YoucanfindhundredsofburialmoundsintheareathatsurroundsStonehenge.♦StonehengeitselfismanagedbyEnglishheritageandisownedbythecrown.♦In2008evidencewasuncoveredthatStonehengemayhavebeenaburialsitewellbeforeStonehengeitselfwasconstructed.,♦OneofthestonetypesusedtoconstructStonehengeiscalledaSarsenStone.Thesesstonesweighed25tonsandwereabout18feettall.♦ThereismorethanmeetstheeyewithStonehenge.Thedesignersandbuildershadtobeextremelysophisticatedingeometryandmathematics.Itisalignedwithmidwintersunsetandthemidsummersunset.,♦Stonehengeisthemostwell-knownoftheover900differentstoneringsintheBritishIsles.♦Itisestimatedthatittookaround30millionhoursoflaboroveraspanof1,500yearstoconstructStonehenge.,2eCanyouthinkofanyothermysteries,eitherinChinaoranotherpartoftheworld,thataresimilartoStonehenge?Whatdoyouknowaboutthesemysteries?Whatismysteriousaboutthem?Disscussthemwithyourgroup.,BuildingswithMysteriousOriginsNanMadol(南马都尔)NanMadol isaruinedcitynexttotheeasternshoreoftheislandof Pohnpei.Itistheonlyknownancientcityeverbuiltontopofacoralreef.,Skarabrae(斯卡拉布雷)Itisastone-builtsettlement.ItisthebestpreservedgroupsofprehistorichousesinWesternEurope.Olderthan Stonehenge andthe GreatPyramids,ithasbeencalledthe"ScottishPompeii"becauseofitsexcellentpreservation.BuildingswithMysteriousOrigins,Newporttower(纽波特塔)Itisaroundstonetowerlocatedin TouroPark in Newport, RhodeIsland (USA).Itiscommonlyconsideredtohavebeen builtinthemid-17thcentury.Itisoneofthiscountry'slongestenduringarchitecturalenigmas(谜).BuildingswithMysteriousOrigins,StatuesofEasterIsland(复活节岛巨石像)EasterIslandisinthesouthernPacificOcean,2,300mileswestofthecoast.EasterIslandisonly15mileslongand10mileswide.Itiscoveredwithhundredsofgiantstatutes,eachweighingseveraltonsandsomestandingmorethan30feettall.Ithasevenbeensuggestedthatspacealiensmayhaveplayedaroleregardingthesegiantstatues.BuildingswithMysteriousOrigins,Olmeccolossalheads(奥尔梅克巨型头像)Olmeccolossalheads(1500BCto400BC)werehugestatuesofheadsmadebytheOlmecs,theearliestknowncivilizationofMexico.Theyareamongstthemostmysteriousanddebatedartifactsfromtheancientworld.BuildingswithMysteriousOrigins,PumaPunku(普玛彭古)PumaPuncuispartofalargetemplecomplexormonumentgroupthatispartoftheTiwanakuSitenearTiwanaku,Bolivia.Theprocessesandtechnologiesinvolvedinthecreationofthesetemplesarestillnotfullyunderstoodbymodernscholars.BuildingswithMysteriousOrigins,1.notonly...butalso...2.morethan3.thelongestdayofayear4.formanyyears5.communicatewith6.inacertainway7.onmidsummer'smorning8.honorancestors9.alongperiodoftime不但……而且……多于一年中最长的一天许多年来交流用某一种方法在仲夏的早晨祭祀祖先一段长时间Summary,中考链接The________ofthisactivityistoraisemoneyforanewhospital.A.silenceB.purposeC.cultureD.language“为新医院筹钱”，可知这是活动的目的。B沉默文化目的语言,______noisepollution,andwecanliveinaquietenvironment.A.PreventB.PreventingC.PreventedD.Toprevent防止噪音污染，我们可以生活在一个安静的环境里。A,Rememberthenewwordsof2a-2e.Finishofftheexercises.Retellthearticleof2b.Homework