Unit 1The changing world第1课时（Section A 1a-1d）课件2026-2027学年人教版九年级上册英语

Unit1Thechangingworld第1课时(SectionA1a-1d)R·九年级上册What’sthevideotalkingabout?HowYucunvillagehaschangedintoaruraltourismvillagewithclearwatersandgreenmountains.Watchavideo1.Howarethesetwophotosdifferent?Thetwophotosshowabigdifference.Thebigphotohasalongriverwithcleanwaterandthelandiscoveredwithgreengrassandbeautifultrees.Everythingisfulloflife.Thesmallphotolookslifeless.Thereisonlyonetreeandnowater.LookandshareWhatbringsaboutchanges?2.Whydoyouthinktheseplaceschangedsomuch?3.Howhasyourhometownchangedovertime?Inthepast,thelandwasdry.Therewasnowaterandfewplants.Now,thelandisgreenandfulloflife.Theriverisclean,andmanyplantsaregrowing.Thankstothegovernment’ssupport,localpeopleworkedhardtoplanttreesandprotectnature.Whatbringsaboutchanges?ThephotosshowchangesinLiRui’shometownovertheyears.Whatarethey?Howdotheymakeyoufeel?1aPre-listeninglandisdry/barrenfewgreentreesonlyonebuildingcoveredwithtreesandplantsfreshairgreenhomehappy,thriving,hopefulGreatchangesHereisatelephoneconversationbetweenGeorgeandLiRui.While-listeningListentoatelephoneconversation.Thenanswerthequestions.1b1.WhydoesGeorgecallLiRui?2.WhendidGeorge’sfatherlastvisittheplace?3.WhatistherelationshipbetweenGeorge’sfatherandLiRui’sgrandfather?WhyWhenWhatListenagain,readandchecktheanswers.Hello,George.Hi,LiRui.Guesswhat!Myfather,Bob,andIaregoingtovisityourhometown.Couldyoubeourguide?Sure!I’dloveto!LiRui:George:LiRui:why1.WhydoesGeorgecallLiRui?TotellLiRuithatheandhisfatheraregoingtovisitLiRui’shometownandaskLiRuitobetheirguide.Wonderful!Youknow,myfather’slastvisitwasabout20yearsago.Hebecameagoodfriendofyourgrandfather.GrandpawillbesohappyTheyhaven’tseeneachotherforages!Yes,andmyfatherreallywantstoseehowtheplacehaschangedsincehelastvisited.George:LiRui:George:2.WhendidGeorge’sfatherlastvisittheplace?3.WhatistherelationshipbetweenGeorge’sfatherandLiRui’sgrandfather?20yearsago.Theyaregoodfriends.whenwhatSectionA,1bListeningscriptsHello,George.Hi,LiRui.Guesswhat!Myfather,Bob,andIaregoingtovisityourhometown.Couldyoubeourguide?Sure!I’dloveto!Wonderful!Youknow,myfather’slastvisitwasabout20yearsago.Hebecameagoodfriendofyourgrandfather.GrandpawillbesohappyTheyhaven’tseeneachotherforages!Yes,andmyfatherreallywantstoseehowtheplacehaschangedsincehelastvisited.LiRui:George:LiRui:George:LiRui:George:现在完成时：have/hasdoneUnderlinethepartsthatshowthepresentperfecttense.Languagepoints1.Youknow,myfather’slastvisitwasabout20yearsago.（教材P2）Last的用法①（形容词）上一个的ThelasttimeIsawhimwasinMay.我上次见到他是在五月份。②（形容词）最后的；末尾的Luckily,hecaughtthelastbus.幸运地是，他赶上了末班车。③（副词）最后；最终

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spellyourname.最后，拼写你的名字。④（动词）持续Themeetinghaslastedanhour.会议已经持续一小时了。1cPastPresentIttook__________toreachthetown.Goingtoschoolbybustooknearly_________overroughroads.Withthenewroad,ittakesonly_______________.Goingtoschooltakesonly____________.Theyusedto__________toseeadoctor.Thetownhasbuiltanew___________.LiRuiisnowshowingGeorgeandhisfatheraroundherhometown.Listentotheirconversationandcompletethetable.Ittakes(sb)sometimetodosth.做某事花费(某人)一些时间。其中it是形式主语，真正的主语是后面的动词不定式(短语)。usedtodosth过去常常做某事PastPresentTheydidn’thave_________forshopping.Theynowhavea_________downthestreet.Thehillswerecoveredwith______________.Theyarenowcoveredwith_____________.becoveredwith被……覆盖becoveredwith被……覆盖MountQomolangmaiscoveredwithsnowallyearround.珠穆朗玛峰终年被雪覆盖着。拓展：cover...with...用……覆盖……Languagepoints1.Thehillswerecoveredwithsand.（教材P2）Jackcoveredhismouthwithhisrighthand.杰克用右手捂住了嘴。1cPastPresentIttook__________toreachthetown.Goingtoschoolbybustooknearly___________overroughroads.Withthenewroad,ittakesonly_______________.Goingtoschooltakesonly____________.Theyusedto__________toseeadoctor.Thetownhasbuiltanew___________.halfadaynearly40minutesanhour15minutestravelfarhospitalListenagainandchecktheanswers.PastPresentTheydidn’thave_________forshopping.Theynowhavea___________downthestreet.Thehillswerecoveredwith______________.Theyarenowcoveredwith_____________.goodplacessupermarketsandbeautifultreesSectionA,1cWhatdoyouthinkofyourtripsofar?Amazing!WhenIfirstvisitedhere,ittookhalfadayto

reachthetown.Now,withthenewroads,ittakesonlyanhour.Yes.WhenIwasachild,thebustooknearly40minutesoverroughroadstogettoschool.Now,ittakesonly15minutes.LiRui:Bob:LiRui:HowdotheytalkaboutthechangesofLiRui’shometown?Post-listeningTraffic(交通)Lifeismucheasier!Notonlythat.Weusedtohavetotravelfartoseeadoctor,butnowourtownhasbuiltanewhospital.Great!Anddidn’tIseeasupermarketdownthestreet?Yes.Wedidn’thaveanysuchplacesforshoppinguntil10yearsago.Butthebiggestchangeisonthehills.Theyusedtobecoveredwith

sand.Andnowtheyhavebeencoveredwithbeautifultrees!Publicfacilities(公共设施)Environment(环境)George:LiRui:Bob:LiRui:Bob:LiRui:Traffic(交通)从哪些方面谈论改变？Publicfacilities(公共设施)Environment(环境)ChangesWhenIfirstvisitedhere,ittookhalfadaytoreachthetown.Now…WhenIwasachild,thebustooknearly….Now,ittakes…Weusedtohavetotravelfartoseeadoctor,butnow…Wedidn’thaveanysuchplacesforshoppinguntil10yearsago.Butthebiggestchangeisonthehills.Theyusedtobe...Andnowthey…1dDiscussthechangesin1c.Howdoyouthinktheyhappened?governmentLocals/localpeopleHowPossibleversionIthinktheyhappenedbecausethegovernmentbuiltnewroads,h