九年级英语上册Unit1TheChangingWorldTopic3TheworldhaschangedforthebetterSectionA课件（新版）仁爱版.ppt

Unit1TheChangingWorld Topic3Theworldhaschangedforthebetter SectionA课件1 WhocandescribeBeijing Inthepast Nowadays NewYork WhattookplaceinNewYork Asamatteroffact Infact Lucyisgoodatdancing Asamatteroffact Infact Iamstrong asamatteroffact infact 1bListento1aandtickwhatwasmentionedaboutNewYork 1cWorkinpairsanddescribeNewYorktoyourpartnerbasedon1b Youmaystartlikethis A HowmuchdoyouknowaboutthetrafficinNewYork B Iheardthatthetraffictherewasterrible Doyouhaveanyideasaboutthestreetsthere A Completethesentenceswithsinceorfor 1 YouhavebeeninNewYork alongtime 2 Thecityhasimprovedalot Icamehereafewyearsago for since YouhavebeeninNewYorkforalongtime foralongtime cametoNewYork sb have hasbeenin 某人一直在 e g Ihavebeeninthenewschoolforaweek foraweek lastweek for 时间段 butthecityhasimprovedalotsinceIcamehereafewyearsago sinceIcamehereafewyearsago camehere since 从句 从句谓语动词用过去式 e g Sheworksintheschoolsince1995 since1995 lived since 时间点 e g HehaswaitedforTomsincetwohoursago sincetwohoursago 8 00 since 时间段 ago 10 00 Ihaveworkedintheschoolforthreeyears Ihaveworkedintheschoolsincethreeyearsago Ihaveworkedintheschoolsince2011 IhaveworkedheresinceIcametotheschool for 时间段 since 时间段 ago since 时间点 since 从句 Lookcarefullyandthinkaboutthedifferencesbetweensinceandforin1a Thencompletethesentenceswithsinceorforandlistenandcheck 1 IhavelivedinBeijing threeyears 2011 2 HehaswaitedforTom twohoursago twohours for for since since 3 Wehavelearnedchemistry onemonth thenewtermbegan for since n 化学 n 学期 Fillintheblankswithfororsince 1 Hisfatherhasbeendead hewastenyearsold 2 Michaelhasbeenawayfromthearmy sixyears since for 3 HehasbeeninChongqing 2003 4 Mybrotherhashadacar twomonths 5 Tomhaskeptabook 5 00a m since for since Haveyou beentoBeijing Yes Ihave Ihave comeback No Ihaven t Ihave beenthere 2 HowlonghaveyoubeeninBeijing Ihavebeentherethere twoweeks Ihavebeenthere lastweek ever just never for since 2Listentothepassageandfillintheblankswiththecorrectformsofthegivenwordsorphrases BroadwayisastreetinNewYork Ithasbeenthere 1811 It bedirty Butit sincethe1920s TheareanearTimesSquareisthehomeofBroadwaytheaters Therehavebeenmanyfamous alongthestreetformanyyears Alotofartistsperformplays concertsandoperasthere Everyyearmillionsofvisitorscometoenjoythe musicanddanceonBroadway BroadwaystandsfortheAmericantheatreindustry since usedto theaters wonderful Asamatteroffact hasimproved n 艺术家 n 参观者 n 产业 工业 theaterusedtoimprovewonderfulasamatteroffactsince n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 艺术家 n 产业 工业 n 产业 工业 n 参观者 n 参观者 millionsof用法 在英语中hundred thousand million billion等词 当其前面有数词时 它们不加 s 使用 其后也不用介词of 直接跟可数名词的复数形式 如 fivemillionpeople五百万人当表达不确定数字时 在它们后面加上 s 再加介词of使用 后接可数名词的复数形式 表示 数百 数千 数百万 数十亿 如 millionsofpeople数百万人 Workingroupsandtalkabouttheplaceyoulive Comparetoday ssituationwiththatofthepast Thefollowingdialogsmayhelpyou A Ihavebeenin for since B Howdoyoulikelivingthere A Itis Verygood Ireally B Wasthelocaltrafficterrible good A Yes No itwas usedtobe inthepast andnowitis B Let smakeareport likethis Ihavebeenin for since Itis Ireallylikelivingthere Itusedtobe inthepast andnowitis Summary Welearn 1 Somewords block artist visitor industry chemistry term2 Somephrases asamatteroffact millionsof3 Somesentences 1 Youwillgetusedtoitverysoonifyoucome 2 Asamatteroffact it sawonderfulplacetolive 3 Youmustcomeforavisit 4 ThenyoucanseeNewYorkyourself Wecan UsethePresentPerfectTensewithforandsince 1 YouhavebeeninNewYork