Part A Lets learnUnit4ThenandnowThereareteachersinit.Theyoftenworkthere.Andyouoftenhandin（上交）yourhomeworkthere.Whatisit?Itsa_.teachersoffice三天前threedaysago一天前onedayago五天前fivedaysago两年前twoyearsago四个月前 fourmonthsago还有哪些表示过去的时间？还有哪些表示过去的时间？lastweekendlastnightyesterdaythedaybeforeyesterdaylastyear去年去年lastmonth上个月上个月hall大厅、礼堂diningWeoftenhavelunchinthedininghall.Itwastheschooltwentyyearsago.iswas过去式Therewasnogymtwentyyearsago.Therewasaplaygroundtwentyyearsago.Miss WangMr LinThere_ateachersofficetwentyyears_.wasagoThere_computerroomtwentyyearsago.wasnoarewereThere_6classroomstwentyyearsago.were过去式It was the _ twenty years ago. There _ a teachers office. There were 6 _ in our school. There was a _. We ran on it. There was _ gym. There was no _ room. It was old. But I love it. schoolwasclassroomsplaygroundnocomputerI can look it up on the Internet.look up查阅查阅Internet互联网互联网look it up on the Internetlook it up in the dictionary look it up in the bookToday, there is a guest visiting the school. Listen and tick or cross.1.The school changed a little.2. Grandpa could use computers when he was at school.ALetstryG: Wow, a library! There was no library in my old school.S: Tell us about your school, please.G: There was only one small building on a hill.W: Could you see stars at night?G: Yes, I liked the stars.S: Me too. One day Im going to visit the moon.W: The Americans took about five days to get there in 1969.S: How do you know that?W: Easy, I looked it up on the Internet.G: Ah! There were no computers or Internet in my time.What was Grandpas school like?nowfive years agoTheschoolwas_fiveyearsago.Theschoolis_now.oldnewThe desks were _ five years ago.The desks are _ now.oldnewThe _ was old five years ago.The _ is new now. 单数单数The _ were old five years ago.The _ are new now. 复数复数lightschairswallsblackboardteachers deskTangdynastythere were no gymspeople didnt go by buspeople couldnt use the InternetAtthattime,therewereno_s.Peopledidnt_.Peoplecouldnt_.gymgobybususetheInternetAtthattime,therewas/wereno_Peopledidnt_Peoplecouldnt_cinemas.gobybikeusethetelephone.Tangdynasty示范完后，可先让小组讨论Unit4 Then and now A Lets try & talk gymlast yeartimeat nightlast month火眼金睛：火眼金睛：Read quickly(快速、正确地读出单词快速、正确地读出单词)moongrassinternetdining hallReviewinternet请思考：下面的单词和短语该用英请思考：下面的单词和短语该用英语怎么说？语怎么说？去骑自去骑自行车行车打羽毛打羽毛球球滑冰滑冰想想go cyclingice-skateplay badmintonthink你能说出下面短语的过去式吗？你能说出下面短语的过去式吗？go cyclingplay badmintonthinkiscanwent cyclingplayed badmintonthoughtwascould自读对话，并试着理解自读对话，并试着理解Wu Yifan: I didnt like winter before. I thought its too cold, and I couldnt go cycling. Mike: How about now? Wu Yifan: Now I love to ice-skate, so I like winter.画龙点睛画龙点睛I didnt like winter before.我以前不喜欢冬天。我以前不喜欢冬天。didnt 是是did的否定，的否定，动词过去式句子中否定的构成：动词过去式句子中否定的构成：didnt+动词原形动词原形I couldnt go cycling. 我不能骑自行车。我不能骑自行车。couldnt是是could的否定式的否定式 拓展练习拓展练习Listen, match and say.Before, Allen couldnt Now1.Listentotheirconversation.John, come and look at Mikes old photos.Thats funny, Mike. Youre wearing a pink T-shirt.Yes, but I dont like pink now.We are all different now.Right. Before, I was quiet. Now, Im very active in class. How about you?Well, I was short, so I couldnt ride my bike well. Now, I go cycling every day. I like it very much. Thats good exercise.HowdidMikechange?检测练兵检测练兵用下列所用下列所给词的适当形式填空：的适当形式填空：1、Therewerentany_(computer)atall.2、Couldyou_(see)starsatnight?3、OnedayImgoingto_(visit)themoon.4、There_(be)nogyminmyschooltenyearsago.computersseevisitwasfootballbasketballswimmingping-pongbadmintonice-skatecyclingkungfuDo you like _?I liked it three years ago.How about now?Now I like _. Its very interesting.ping-pongplaying basketballA:B:A:B:Mikesfriendsarevisitinghishome.Listenandcircle.1.Whataretheytalkingabout?A.Mikeshobby.B.Mikesoldphotos.2.WhatgradewasMikein?A.Grade1.B.Grade5.BLetstryTherebe句型专题Unit 4 Then and nowTherebe-的构成Therebe+某物/某人+某地表示：某地表示：某地有有某物或某人某物或某人Therebe+sb+sw1:Thereisagirlandtwoboysinthepicture.2:Therearetwoboysandagirlinthepicture.就近原则就近原则be动词单复数形式要跟动词单复数形式要跟therebe之后的第一个主语保持一致，如果之后的第一个主语保持一致，如果第一个主语是单数或不可数名词用第一个主语是单数或不可数名词用is，如果第一个主语是复数用，如果第一个主语是复数用are。there 是个近视眼。是个近视眼。 请使用Therebe-描述下图Thereisacatandtwobirdsinfrontofthehouse.Therearetwobirdsandacatinfrontofthehouse.wThereisaradioonthedesk.Therebe-的一般疑问句Istherearadioonthedesk?Yes,thereis./No,thereisnt.wTherearesomeshoesunderthebed.Arethereanyshoesunderthebed?Yes,thereare./No,therearent.w规则：规则：is/are要提前要提前,some变变any,其他都不变其他都不变Therebe句型的否定形式句型的否定形式1.Thereisaknifeinthekitchen.否定否定:Thereisnotaknifeinthekitchen.2.Therearefiveapplesonthetree.否定否定:Therearenotfiveapplesonthetree.3.Thereissomeinkinthebottle.否定否定:Thereisnotanyinkinthebottle.规则：规则：be词后面加词后面加not,some变变anyisntarentTherearenotanybooksinthebag.=Therearenobooksinthebag.Therearenostudentsintheclassroom.=Therearenotanystudentsintheclassroom.Thereisnotanymilkinthebottle.=Thereisnomilkinthebottle.There be否定句型中的否定句型中的not any与与no可以互可以互换。not any强强调一个都没有。一个都没有。Therebe句型的特殊疑问句形式句型的特殊疑问句形式1.对主语提问对主语提问：当主语是人的时候，则用当主语是人的时候，则用who引导，引导，当主语是物的时候，则用当主语是物的时候，则用what引导。引导。注意：无论原句的主语是单数还是复数，对之提问时注意：无论原句的主语是单数还是复数，对之提问时一般都用一般都用be的单数形式的单数形式(回答时却要根据实际情况来回答时却要根据实际情况来决定决定)。如：如：Therearelotsofcarsoverthere.Whatsoverthere?Thereisalittlegirlintheroom.Whoisintheroom?2.对地点状语提问：则用对地点状语提问：则用where引导引导如：如：Thereisacomputeronthedesk.Whereisthecomputer?Therearefourchildrenontheplayground.Wherearethefourchildren?3.对数量提问：一般有两种句型结构对数量提问：一般有两种句型结构：Howmany+复数名词复数名词+arethere+介词短语？介词短语？Howmuch+不可数名词不可数名词+isthere+介词短语？介词短语？A: How many birds are there in the tree?B: There are three.A: How many cats are there in the tree?B: There is only one.用用therebe来回答。来回答。1.There_manymonkeysinthemountain.2.There_abeautifulgardeninourschool.3.There_somewaterintheglass.4.There_somebreadonthetable.5._thereanymapsonthewall?6.There_twentydesksinourclassroom.7.There_abirdinthetree.8.There_sometreesnearthehouse.9._thereacupofteaonthetable?10.There_someapplejuiceintheglass.12.There_apictureandtwomapsonthewall.用用be动词动词is/are填空：填空：areisIsIsareisareAreisisis二二.把下例句子改成疑问句把下例句子改成疑问句:1.Therearefourapplesontheground.一般疑问句一般疑问句:_2.Therearesomebirdsinthetree.一般疑问句一般疑问句:_3.There are five birds in the tree. 特殊疑问句特殊疑问句:_Are there four apples on the ground?Arethereanybirdsinthetree?Howmanybirdsarethereinthetree?三三.把下例句子改成否定句把下例句子改成否定句:1.Therearetwobowlsonthetable.否定句否定句:_2.Therearesomebeautifulflowersinthegarden.否定句否定句:_3.Thereisatreeinthegarden.否定句否定句:_Therearenttwobowlsonthetable.Therearentanybeautifulflowersinthegarden.Thereisntatreeinthegarden.对句子划线部分提问。对句子划线部分提问。3.Therearesevendaysinaweek.4.Therearelotsofbooksinourlibrary.5.Thereisawomanoverthere.6.Thereisalittlemilkintheglass.Howmanydaysarethereinaweek?Whatsinyourlibrary?Whoisoverthere?Whatsintheglass?1.There_aclockonthetable.A.isB.are2._thereamaponthewall?Yes,there_.A.Are/isB.Is/areC.Is/isD.Are/are3.There_somestudentsintheclassroom.A.areB.is4.There_apencil,abookandtwopensonthetable.A.isB.are5.There_twoapples,oneorangeandonebananaonthetable.A.isB.are6.Arethere_picturesonthewall?No,therearent_.A.any/anyB.some/anyC.some/someD.any/some7.Thereisntabookinhishand.Thereis_bookinhishand.A.noB.not8.-Arethere_shopsnearhere?-No,thereare_shopsnearhere.A.some,notB.some,anyC.any,notD.any,no用恰当的用恰当的be动词填空。动词填空。1、There_alotofsweetsinthebox.2、There_somemilkintheglass.3、There_somepeopleunderthethebigtree.4、There_apictureandamaponthewall.5、There_aboxofrubbersnearthebooks.6、There_lotsofflowersinourgardenlastyear.7、There_atinofchickenbehindthefridgeyesterday.8、There_fourcupsofcoffeeonthetable.areareisareisisareisSummary（或板书）（现在地方有）Thereis_(+名词单词或不可数）_now.are_（+名词复数）_（过去地方有）Therewas_(+名词单词或不可数）_ago.were_（+名词复数）_Thank you!Thank you!