Unit 1 The Changing World Section A 1a-1d 课件（内嵌视频）2026-2027学年人教版英语九年级上册

Unit1Thechangingworld第1课时(SectionA1a-1d)R·九年级上册课前导入视频选自：Cecilia英语单词讲解视频选自：Cecilia英语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.拿橡皮擦掉虚线部分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.李瑞：你好，乔治。乔治：嗨，李瑞。你猜怎么着！我爸爸鲍勃和我打算去你的家乡游玩。你能当我们的向导吗？李瑞：当然！我很乐意！乔治：太好了！你知道吗，我父亲上一次来这里大约是20年前。他和你的爷爷成了好朋友。李瑞：爷爷一定会特别开心。他们已经很久没见面了！乔治：是啊，而且我父亲很想看看，自从他上次来过之后，这个地方发生了怎样的变化。课文翻译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

Last,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/localpeopleHowPossibleversionIthinktheyhappenedbecausethegovernmentbu