1、Unit 1 The Changing World Topic 3 The world has changed for the better . Section A,Words and Expressions,-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 for two weeks.-I have been th
2、ere since last week.,ever,just,never,Who can describe Beijing?,In the past,Nowadays,New York,What took place in New York?,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,1b Listen to 1a and tick what was mentioned about
3、New York.,1a Listen , look and say,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: ,Complete the s
4、entences 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,You have been in New York for a long time.,for a long time,came to New York,sb. have/ has been in. 某人一直在,e.g. I have been in the new school for a week.,for a
5、week,last week,for + 时间段,., 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,since +从句（从句谓语动词用过去式）,e.g. She works in the school since 1995.,since 1995,lived,since +时间点,e.g. He has waited for Tom since two hours ago.,since two hours ago,8:
6、00,since + 时间段+ago,10:00,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 2011. =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,3 Look carefully and think about the differen
7、ces 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. _2011. 2. He has waited for Tom _ two hours ago. _ two hours. 3. We have learned chemistry _ one month. _ the new term began.,for,for,for,since,since,since,n.
8、化学,n.学期,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. 3. He has been in Chongqing _2003. 4. My brother has had a car _ two months. 5. Tom has kept a book _ 5:00 a.m.,since,for,since,for,since,2 Listen to t
9、he 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 ofBroadway theaters . There have been many famous_ along the street for
10、many years . A lot of artistsperform 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,the
11、ater used to improve wonderfulas 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,millions of 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：five million people
12、 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：millions of people 数百万人,4 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: I
13、t 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: ,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 ,Summary:,We learn:,We can:,1. Som
14、e 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 yourse
15、lf .,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 .,Homework,2. Make five sentences , using for and since.,1. Read 1a aloud.,4. Preview Section B.,3. Finish Section A in your workbook.,Thank You!,
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