课件25张PPT。Unit 1 The Changing World Topic 3 The world has changed for the better . Section A 黑龙江省双城市第二中学 高艳玲---Have you_____ been to Beijing ?
---Yes, I have . I have _____ come back .
---No, I haven’t . I have _____ been there .
2. ---How long have you been in Beijing?
---I have been there there for two weeks.
---I have been there since last week. everjustneverWho can describe Beijing?In the past Nowadays New YorkWhat 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 fact1b Listen to 1a and tick what was mentioned about New York. 1a Listen , look and say1c 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 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.forsinceYou have been in New York for a long time.for a long timecame to New Yorksb. have/ has been in... 某人一直在……e.g. I have been in the new school for a week.for a weeklast weekfor + 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 heresince +从句（从句谓语动词用过去式）e.g. She works in the school since 1995. since 1995lived since +时间点e.g. He has waited for Tom since two hours ago.since two hours ago8:00since + 时间段+ago10:00I 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+agosince+时间点since+从句3 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.
______2011.
2. He has waited for Tom ______ two hours ago.
______ two hours.
3. We have learned chemistry ___ one month.
____ the new term
began.
forforforsincesincesince
n.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.sinceforsinceforsince2 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 .sinceused totheaterswonderfulAs 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 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 today’s 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: …Let's 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. 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 , it’s a wonderful place to live .
3. You must come for a visit .
4. Then you can see New York yourself . 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 .
Homework2. Make five sentences , using for and since.1. Read 1a aloud.4. Preview Section B.3. Finish Section A in your workbook.Thank You!课件内容介绍和使用说明
本课件是为仁爱英语九年级上册Unit1 Topic 3 Section A编写的教学课件，这是第一单元第三话题的第一课时，本课课型为听说课。本课通过Helen 和Bob谈论关于纽约的过去与现在这一话题，学习相关的单词和短语，并让学生在对话中进一步理解、掌握现在完成时态的使用，学习延续性动词在现在完成时中的使用，也对学生的语音知识如：重读、弱读等进行了科学合理的训练。为更好更有效地实现本课教学目标，本课件从学生实际出发，对教材进行了必要的整合，教学设计直观生动。基于本节课主要活动有2个，1a和3，因此对教学设计作如下安排：
Getting students ready for learning:
①展示北京图片，师生对话，复习含有ever, never, just等词的现在完成时。并引出for和since的用法。(幻灯片2、3 )
②出示一组关于北京过去与现在的图片，让学生根据图片内容在老师的引导下谈论北京的变化。引出部分短语，并导入新课,，激发学生在已知背景知识下参与学习的兴趣。(幻灯片4)
Pre-listening:
出示一组纽约的图片，由学生对北京的谈论转入根据图片对纽约的谈论，引出1a听力任务。(幻灯片5 )
While-listening:
①听1a录音，训练学生在听力中获取关键信息的能力。并回答问题 What took place in New York? (幻灯片5 )
②通过图片讲解新知识as a matter of fact，为学生对文章的理解扫清障碍。(幻灯片6 )
③再听1a录音，完成1b，训练学生理解文章逻辑结构的能力。(幻灯片7 )
④播放1a动画，让学生边听边看动画，进一步理解1a对话内容，注意模仿语音语调。(幻灯片8 )
Post-listening:
①学生自主阅读1a，完成1c。（幻灯片9)
②学生勾画出文中含有现在完成时态的句子，总结含有for 和since的现在完成时态的句子。引导学生观察找出的句子，分析for与since的区别。帮助学生总结for与since的用法并要求初步掌握。完成3 。(幻灯片10-17 )
③学生进行练习。(幻灯片18)
Practice:
①完成2的练习，并处理重点单词和短语（点击“millions of”可超链接到幻灯片20，点击幻灯片20右下角的按钮可返回到幻灯片19，点击幻灯片19左下角的按钮可超链接到幻灯片21）。(幻灯片19，20 )
②小组合作完成4的练习。学生分组完成关于家乡的报告。(幻灯片21，22)
Assigning homework:
①总结本堂课的新单词、短语和语法项目，让学生能把握整堂课的重点。(幻灯片23)
②设计了书面显性作业及课文朗读、对话练习、预习新课等隐性作业。(幻灯片24)
