共10课时，约7840字。

　　8B  Unit1 Past and present 教学案
　　课题 8B Unit1 Comic strip & Welcome to the Unit
　　学习目标 知识目标 识记北京不同时代的交通工具
　　能力目标 通过观察时间表并排列信息，了解和学习现在完成时
　　情感目标 通过北京的变化以此来感受家乡的变化，并热爱家乡
　　学习重点 识记北京不同时代的交通工具
　　学习难点 通过观察时间表并排列信息，了解和学习现在完成时
　　课前自学
　　一、 借助单词表的音标会读单词并了解其汉译。
　　二、 熟读漫画部分Eddie和Hobo的对话内容及理解其意思。
　　三、 翻译：
　　1.in the bowl                   2.not any more
　　3.play with you                 4.at different times
　　5.be kind to me                 6.past and present
　　7.成公共汽车上学              8.做一个历史课题报告
　　9.自从1965年以来             10.在家吃晚饭
　　四、预习Welcome部分，并尝试两个人一组编对话，运用一般过去时态。  
　　课堂交流展示
　　一、展示单词预习情况。
　　朗读单词。（指导，纠错。）
　　小组竞赛：单词翻译检查。（借助墙面黑板，事先写出汉语。）
　　二、学习展示Comic strip 的对话。
　　1）回答问题 1.What was in the bowl an hour ago?
　　2.Why did Eddie eat Hobo’s food?
　　3.Why does Hobo think Eddie has changed?
　　2）表演对话内容
　　3）合上书，让同学完成下面的小短文，巩固、加深对话内容的理解。
　　Hobo p               some food in his b              and went away. When he c              back, the food  wasn’t there any m          . So he asked Eddie,“ Have you s           my food?” Eddie told him, “ I have just e           it. “ Hobo became very a           . He thought Eddie was k            in the past, but now he is very b          . He doesn’t want to p           with him any more. 
　　三、 展示翻译。
　　借助墙面黑板，分组进行。预习检测（三）
　　四、A guessing game.猜测下面的描述，是那种交通工具。
　　1.It is a kind of bus, but it can carry more people than a usual bus because of its two floors. (                      )
　　2. It’s faster and more expensive than bus, if you are in a hurry, you prefer it. (           )
　　3. There are many of them. Each one has wheels and ta to many places in and around your city. (            )
　　4. It has provided transport service for people living in Beijing since 2002.
　　(                   )
　　5. It is the fastest way of traveling and was introduced to Beijing in 1958.
　　(              )
　　6. Thousands of people travel to work on it every day, it is faster than a bus but not expensive. (                        )
　　五、编制对话，仿照例句编写对话.并且小组展示
　　A: When did people begin to use buses in Beijing?  
　　B: People began to use them in  1935 . Buses have been in use since 1935.
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　　课堂达标检测
　　一、用所给单词的适当形式填空
　　1.Where is my pen? It __________(be) here just now.
　　2.Tom __________just______________(eat) my food . I am very hungry now.
　　3.I would like ______________(have) breakfast with you.
　　4.You always wanted ________________(play) with me.
　　5.Look, Sam _________________(eat) a hamburger. How nice it is!
　　6.He ________________(tas home yesterday.