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1、Section D. Material analysis本课是九年级第四单元第三话题的第四课时。主活动是1a和Project。1a通过介绍机器人的迅猛发展，提出一个引人深思的问题：将来机器人还会像人类的仆人一样为人类服务吗？这个看似滑稽的问题其实蕴含了一个科学价值观：科技发展使人类成为主宰地球的王者，然而这是否又是葬送人类的最终利器呢？因为一切都要等到将来才能知道答案，所以现在所谈论的都只是可能性。这样，本课的功能也就自然而然地呈现了：谈论可能性。中国学生习惯通过汉语学英语，1b则体现了课程标准所提倡的“用英语学英语”。1c 所设置的问题部分与1a有联系，又有一部分需要学生发表自己的观点，也就
2、是要学生有自己的科学观。Project 通过让学生“在做中学，在做中用”的方式，来整合本话题的相关知识。但是这个活动需要学生先收集资料、准备材料，只能在课后完成，故留作家庭作业。.Teaching aims1. Knowledge aims： 掌握本课的重点词汇和短语，归纳总结定语从句。2. Skill aims:能够总结定语从句的用法。能够谈论可能要发生的事情。能够通过1b, 学会“用英语学英语”。3. Emotional aims: (optional)培养辩证的科学价值观。4. Culture awareness: (optional). The key points and diffi
3、cult points1. Key points: Words and phrases: certain, for certain, on ones own, warn, might, housework, so far, be surprised at, no longerSentences: No one knows for certain, but most people think that robots will be part of our lives. In a few years, perhaps robots will think on their own, just as
4、people use their brains and act for themselves. One scientist warns that if robots start to think for themselves, they will no longer want to be our servants, but our masters.Grammar: summarize the attributive clause, talk about possibilities2. Difficult points： The scientist also warns that if we a
5、re lucky, they might treat us as we now treat our pets. Perhaps there will be a war between human beings and robots.In a few years, perhaps robots will think on their own, just as people use their brains and act for themselves.However, once robots can think for themselves, problems may appear. Learn
6、ing strategies在“语法和功能”部分，通过和老师同学一起总结定语从句的用法，来整理本话题的语法。通过讨论pre-reading 的问题，预测文章的内容。在1b , 尝试用英语释义来学习英语单词。通过Project , 在合作的过程中学习制作英语墙报。. Teaching aids各种机器人的图片/做墙报用的8开的纸/彩笔/一本英英词典/ppt等。. Teaching procedures Stage(time period)InteractionpatternsTeacher activityStudent activityRemarks1Revision（8mins)Class
7、activityEncourage the Ss read out their HMK which was assigned in Section C. T: Hi, boys and girls, happy to see you again. Have you finished your homework?T: Who would like to share your passage? How about you, xxx? T: Wow! What wonderful imagination! Another one?Read out their HMK which was assign
8、ed in Section C. Ss: Yes.S1: All right. One Day Without ComputersIt was the most boring day I spent today. I woke up at eight in the morning. Then I was ready to have my breakfast. But the computer controlled cooker didnt work. I sent a message to my driverthe robot. But he didnt come. So I had to w
9、alk to the workplace. When I got there, there was a big crowd. The door couldnt open as usual. They told me that the computer which controlled the door was broken. Nobody could go into the room. Then I went to supermarket to buy some food. Its closed, too. The note said the computer didnt work. I de
10、cided to go home. I said “Open Sesame” to the door. Oh, my god! It didnt work. At last, I spent the whole day walking along the street! Until eight in the evening, everything came back to life. What a bad day I had!S2: S3: 这种幻想式的作文很有趣，可以让学生把他们的作品贴在教室的“英语园地”中。2Getting students ready for learning(3min
11、s)Class activityPresent all kinds of pictures of robots to give a brief introduction to robots.T: Hi, class. Look at this strange thing. What do you think it is?T: No. Its not a tank. Its a robot. Its the first robot in the world. It was invented by Engelberger. He was called “The father of robots”.
12、T: Look! There are many pictures of robots. T: You can see robots have changed a lot in shapes. Today, we will learn about robots.Learn something about robots.S1: 坦克。最好能够根据机器人的发展历程来展示各种机器人。3Pre-reading(5mins)Group workLet the Ss discuss in groups the questions in 1a to warm up.T: Before we begin the
13、 new lesson, Id like you to discuss the questions in 1a first. If you finish, raise your hand.T: What are your opinions, Group 4?T: What a lazy boy! To tell the truth, I also want a robot to do housework for me, haha! If I have a robot, it can do all the housework for me, like my servant. How about
14、you, Group 1?T: I agree with you. If you want to know more about robots, just read 1a.Discuss in groups the questions in 1a to warm up.S1: We all like robots. xxx says he would like a robot to do homework for him.S2: We like robots, too. They are too helpful in our daily life. S3: S4: 老师要适时讲解部分生词。如：
15、house+work= housework, serv(serve)+ant(的人)=servant。4While-reading (5mins)Individual workLet the Ss read 1a and do 1b.Check the answers .T: Next, you will read 1a. But before reading, please read 1b. You have to find the words in the passage according to the meanings and the first letter. When you finish, put up your hand.T: Hi, boys and girls! Who can tell us what the first word is? How about you, xxx?T: It doesnt matter. Please spell it.T: Yes, you are right. Follow me, everyone. “warn”.
