人教 九上 英语 Unit 1 Section A《自主学习》课件

SectionAWhatchangeshavetakenplacearoundyou?自主学习Unit1TheChangingWorld1aThephotosshowchangesinLiRui’shometownovertheyears.Whatarethey?Howdotheymakeyoufeel?略1bListentoatelephoneconversation.Thenanswerthequestions.1.WhydoesGeorgecallLiRui?Becauseheandhisfather,Bob,aregoingtovisitLiRui’shometownandhewantsLiRuitobetheirguide.2.WhatistherelationshipbetweenGeorge’sfatherandLiRui’sgrandfather?George’sfatherandLiRui’sgrandfatheraregoodfriends.3.WhendidGeorge’sfatherlastvisittheplace?作副词，意为“上一次”。About20yearsago.1cLiRuiisnowshowingGeorgeandhisfatheraroundherhometown.Listentotheirconversationandcompletethetable.PastPresent•Ittook__________toreachthetown.•Goingtoschoolbybustook__________________overroughroads.•Withthenewroads,ittakesonly________.•Goingtoschooltakesonly___________.halfadaynearly40minutesanhour15minutes动名词短语作主语，谓语动词用第三人称单数形式。PastPresentTheyusedto___________toseeadoctor.

Thetownhasbuiltanew__________.Theydidn’thave______________forshopping.Theynowhavea__________downthestreet.Thehillswerecoveredwith________.Theyarenowcoveredwith______________.travelfaranygoodplacessandhospitalsupermarketbeautifultrees=alongthestreet沿街1dDiscussthechangesin1c.Howdoyouthinktheyhappened?略2aRankthefollowingproblemsfrom1to4,with1beingtheworst.Giveyourreasons.sandstorms difficultenvironmentfarmlandshortage lackoftechnologysandstorm为可数名词，是由sand+storm构成的复合词，是英语中描述自然现象的常见构词模式。类似的词还有：rainstorm（暴风雨），snowstorm（暴风雪）等。略2bListentotheconversationbetweenGeorge’sfatherandLiRui’sgrandfather.Whatproblemsin2adidtheymention?sandstorms;difficultenvironment;farmlandshortage;lackoftechnology2cListenagainandfillinthetable.Howhastheenvironmentaffectedlocallives?Past•Thereusedtobe___________allthetime,andthe________weregettingsmallerandsmaller.

•Localsworkedby________.

“比较级+and+比较级”表示“越来越……”，后面不接than。sandstormsfieldshandAction•Localsfoundabush.Ithad________rootsthatcould________thesoiltogether.•Theybeganplantingitinsandy________,withthegovernment’ssupport.•Theyhad__________tohelp.Present•Thecornfieldsare________.

•Theyhaveplantedmanybushesand________sincethen.•Thereare________sandstormsnowandtheenvironmentisgetting________.•Ithasimprovedlocallives.

longholdareasmachineshugetreesfewerbetter2dDiscusshowto…A:Theareausedtobecoveredwithsand.B:Whatdidtheydotosolvethisproblem?A:Theyplantedbushesandtrees.Thelandhasbecome...3aReadtheinterviewbetweenareporterandtwovillagers.Inwhatwayshavethevillagers’liveschanged?Reporter:Howhaslifechangedinyourhometownoverthelast20years?MrYan:Oh,ithaschangedquitealot!Manyyoungpeopleusedtoworkinbigcities.作介词，意为“在期间”。作介词，意为“在期间”。Now,moreofthemhavecomebacktoliveandworkhere.Reporter:Great!Havetherebeenanyotherchanges?长难句分析：本句是一个简单句。主语是moreofthem，谓语是havecomeback，toliveandworkhere作目的状语。其中more作代词，them指代“Manyyoungpeople”。MsWu:Yes,we’vechangedthewaywefarm.Iusedtogrowafewvegetablesonasmallfarmtosellatthelocalmarket.Now,Ihavelarge,high-techgreenhouses.There,Igrowtonsoffruitandvegetables,andselltheminlargecities.意为“大量；许多”，后既可接可数名词复数，也可接不可数名词。Reporter:Wow,thenewhighwayandrailwaymusthavehelpedalot!MrYan:Oh,theyhave!Ourvillagehasbecomeatouristattraction.Wecannowselllocalproductstotourists.WealsosellproductsonlinetopeoplealloverChina.“musthavedone”表示对过去发生的事情的肯定推测，意为“一定做过某事；肯定发生过某事”。Reporter:Havethesechangesgreatlyimprovedyourlives?MsWu:Yes!Wenowhavenewhouses.Andourvillagehasjustbuiltanewhospitalandalibrary.Reporter:Wonderful!Togetheryouarebuildinganewsocialistvillage.Inemployment,farming,transportation,livingconditionsandpublicfacilities.思考：Thinkaboutthechangesinyourhometownandlistoneortwoexamples.Myhometown’soldstreetshavechangedalot.Theyusedtobenarrowandfullofholes,butnowthey’rewideandpavedwithsmoothstones.Anotherchangeisthecommunitypark.Before,therewasjustasmallopenarea,butnowithasachildren’splayground,fitnessequipmentandmanytrees.（答案不唯一）3bCompletethetablewiththeinformationfrom3a.PastManyyoungpeopleworkedinbigcities.Villagersgrewafewvegetablesonasmallfarm.Villagerssoldagriculturalproductsonlyatthelocalmarket.Thevillagelackednewhighwaysandrailways.Villagerslivedinoldhouses.Thevillagelackednewpublicfacilitieslikehospitalsandlibraries.PresentMoreyoungpeoplehavereturnedtoliveandworkinthevillage.Villagersuselarge,high-techgreenhousesandgrowtonsoffruitandvegetables.Villagerssellproductsinlargecities,totourists,andonlineacrossChina.Thevillagehasthenewhighwayandrailwayandhasbecomeatouristattraction.Villagersliveinnewhouses.Thevillagehasanewhospitalandalibrary.3cListentotheconversation.Thenrole-playit.3dChoosethethingsthathavegreatlychangedinthelast10yearsinyourhometown.Talkaboutthechangesandhowyoufeelaboutthem.hospitalschoole-paymentshoppingtransportenvironmentrestaurantcinemahousingA:Inyouropinion,whathaschangedthemostinyourhometowninthelast10years?B:Theenvironment,Ithink.A:Howhasitchanged?B:…略GrammarFocus4aReadthesentencesandcircletheverbs.Payattentiontotheverbtenses.Hebecameagoodfriendofyourgrandfatherabout20yearsago.Theyhaven’tseeneachotherforages!Weusedtohavetotravelfartoseeadoctor.Ourvillagehasjustbuiltanewhospital.Manypeopleusedtoworkinbigcities.Now,moreofthemhavecomebacktoliveandworkhere.4bCompletetheconversationwiththecorrectformsoftheverbsinbrackets.A:________you________(be)tothenewlibraryyet?B:No,I____________(notknow)therewasanewlibrary.Whendidit________(open)?A:It________(open)lastFriday.I________(go)therewithmygrandpaonSaturdaynight.B:________you________(like)it?Havebeendidn’tknowopenopenedwentDolikeA:Ofcourse!It’sthemosthigh-techlibraryI________ever________(visit).B:Oh,what________you________(see)there?A:TherearesectionswithbooksaboutscienceandChineseculture,aswellasahugesectionwithchildren’sbooks.havevisiteddidsee介词短语作后置定语，修饰sections，with表示“具有；带有”。aswellas意为“除……之外；也；还”，连接两个并列的成分，连接并列的主语时，谓语动词由aswellas前面的主语决定。A:Ialso________(read)somedigitalbooksonthecomputer.Mygrandpa________(listen)tosomeaudiobooksbecausehecan’tseewell.B:Cool!I__________________________(bring)mylittlebrothertheretomorrow.readlistenedwillbring/amgoingtobring从教材习题4b中学中考解题策略时态标志词法首先找出时间标志词，锁定时态范围，若无明确时间词，可通过“动作发生的先后、是否持续、是否对现在有影响”来判断时态，最后结合“句式结构”，验证语法正确性。如第一句的标志词是yet，常用于现在完成时，此处是一般疑问句，故填Have;been。4cCompletethepassagewiththecorrectformsoftheverbsinbrackets.Whyarelocalpeoplericherandhappierthanbefore?Inthepast,it________(be)difficulttotravelinGuizhou.Inmanyplaces,thereused