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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit 1,The Changing World,1/29,Topic 3,The world has changed for the better.,Section A 课件 1,2/29,Who can describe Beijing?,In the past,Nowadays,3/29,New York,What took place in New York?,4/29,As a matter of fact,/,In fact,Lucy is good at dancing.,As a matter of fact,/,In fact,I am strong.,as a matter of fact=in fact,5/29,1b Listen to 1a and tick what was mentioned about New York.,In the past,terrible traffic,dirty streets,unfriendly people,dangerous to live,less shopping centers,Nowadays,beautiful parks,clean and fresh air,huge markets,famous museums,good schools,excellent restaurants,6/29,1c Work in pairs and describe New York to your partner based on 1b.You may start like this:,A:How much do you know about the traffic in New York?,B:I heard that the traffic there was terrible.Do you have any ideas about the streets there?,A:,7/29,Complete the sentences with,since,or,for,.,1.You have been in New York _ a long time.,2.The city has improved a lot _ I came here a few years ago.,for,since,8/29,You,have been in,New York,for,a long time.,for a long time,came to New York,present,past,sb.have/has been in.某人一直在,9/29,e.g.I,have been in,the new school,for,a week.,for a week,last week,present,past,for+时间段,10/29,.,but the city,has improved,a lot,since,I came here a few years ago.,since I came here a few years ago,came here,present,past,since+从句,(从句谓语动词用过去式),11/29,e.g.She works in the school,since,1995.,since 1995,lived,present,past,since+时间点,12/29,e.g.He has waited for Tom since two hours ago.,since two hours ago,8:00,present,past,since+时间段+ago,10:00,13/29,I have worked in the school,for,three years,.,=I have worked in the school,since,three years ago.,=I have worked in the school,since,.,=I have worked here,since,I came to the school.,for+时间段,since+时间段+ago,since+时间点,since+从句,14/29,Look carefully and think about the differences between,since,and,for,in 1a.Then complete the sentences with,since,or,for,and listen and check.,1.I have lived in Beijing _ three years.,_.,2.He has waited for Tom _ two hours ago.,_ two hours.,for,for,since,since,15/29,3.We have learned,chemistry,_ one month.,_ the new,term,began.,for,since,n.化学,n.学期,16/29,Fill in the blanks with,for,or,since,.,1.His father has been dead _ he was,ten years old.,2.Michael has been away from the army,_ six years.,since,for,17/29,3.He has been in Chongqing_.,4.My brother has had a car _ two,months.,5.Tom has kept a book _ 5:00 a.m.,since,for,since,18/29,-Have you_ been to Beijing?,-Yes,I have.I have,_,come back.,-No,I havent.I have,_,been there.,2.-How long have you been in Beijing?,-I have been there,there_,two weeks.,-I have been there_last week.,ever,just,never,for,since,19/29,2 Listen to the passage and fill in the blanks with the correct forms of the given words or phrases.,Broadway is a street in New York.It has been there_,1811.It _ be dirty.But it _ since the,1920s.The area near Times Square is the home of,Broadway theaters.There have been many famous,_ along the street for many years.A lot of,artists,perform plays,concerts and operas there.Every year,millions of,visitors,come to enjoy the _ music and,dance on Broadway._,Broadway stands for the American theatre,industry,.,since,used to,theaters,wonderful,As a matter of fact,has improved,n.艺术家,n.参观者,n.,产业,工业,theater used to improve wonderful,as a matter of fact since,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,20/29,millions of 使用方法:,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.直接跟可数名词复数形式。如:,five million people 五百万人,当表示不确定数字时,在它们后面加上“s”再加介词of使用。后接可数名词复数形式,表示“数百”“数千”“数百万”“数十亿”。如:,millions of people 数百万人,21/29,Work in groups and talk about the place you live.Compare todays situation with that of the past.The following dialogs may help you.,A:I have been in for/since,B:How do you like living there?,A:It is /Very good./I really,B:Was the local traffic terrible/good/?,A:Yes./No,it was /used to be in the,past,and now it is,B:,22/29,Lets make a report .,like this:,I have been in for/since,It is I really like living there.,It used to be in the past,and now it is,23/29,Summary,24/29,We learn,1.Some words,:,block,artist,visitor,industry,chemistry,term,2,.Some phrases:,as a matter of fact,millions of,3,.Some sentences:,1)You will get used to it very soon if you come.,2)As a matter of fact,its a wonderful place to live.,3)You must come for a visit.,4)Then you can see New York yourself.,25/29,We can,Use the Present Perfect Tense with,for,and,since,.,1.You have been in New York for a long time.,2.The city has improved a lot since I came here a few years ago.,26/29,Homework,27/29,2.Make five sentences,using,for,and,since,.,1.Read,1a,aloud.,4.Preview,Section B,.,3.Finish,Section A,in your workbook.,28/29,Thank You!,29/29,
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