人教版英语必修二Unit-3(Who-Am-I？)教学设计(共4页).doc

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1、精选优质文档-倾情为你奉上Who Am I 教学设计教学目标：1. Knowledge aims: 1) To get students to notice and learn some useful words and expressions and some component of a computer.2. Ability aims: 1) To train students reading skill through fast reading and reading for details.2) To develop students ability to use the phras

2、es learnt while reading to write a short passage about an object which contains a computer.3) To train students ability to find information in different ways.3. Emotional aims:1) To get students to know about the development of computers.2) To get students to know the importance of computers in our

3、daily life.3) To get make students to get a chance to develop their imagination and design an object with a computer inside in their own ways.学情分析： As for students of Senior One, students have mastered a series of basic knowledge and some reading skills. Whats more, for the specific topic of compute

4、rs, students are interested in this kind of information. So teachers need to give them some useful and background information to help them understand this topic fully. 重难点分析：1. To enable students to learn reading skills through fast reading and reading for details.2. To get students to learn to writ

5、e a short passage about an object with a computer inside after reading. 教学过程：Step1: Warming up: Show a picture of a personal computer. T: Whats this? Do you know each part of the computer in English? Host computer / monitor / mouse / keyboard / screen / speaker / T: There are many computers in the h

6、ost computer. Do you know what are they? If so , Please raise your hand and tell us. RAM / hard disc / power supply / display card / DVD ROM T: As we all know, computers are widely used nowadays. For me, I usually do this on my computer. This is one of my pictures. I really want to make it more char

7、ming and make myself much more handsome. So I do it on my computer. Look! Do you think Im more handsome in this picture? Then it became the cover of my CD. T: Computers have changed our lives a lot, so what can we do with the help of computers? Ss: With the help of computers, we can (1). play comput

8、er games (2). chat on line (3). send emails to friends (4). download music and films (5). search for information (6). do business or work (7). use computer for school work (8). do on-line shopping There is no doubt that computers are playing an important role (正起着重要的作用)in our daily life. Step2: Read

9、ingFast-reading: T: Read through quickly and answer following two questions:1) Who is the speaker?2) Can you find the topic sentence of each paragraph? Paragraph 1.Over time, I have been changed a lot. Paragraph 2.These changes only became possible as my memory improved. Paragraph 3. Since the 1970s

10、, many new applications have been found for me.Tip : Each topic sentence may have some key words which are closely related to the details in each paragraph.Reading for details: T: According to the key words, we can find more details in each paragraph. So first, read paragraph 1 and fill in the blank

11、s. I began as a _ machine in 1642 in France. Nearly 200 years later, I was built as an_ machine. Then in 1936, a book about how I could be made to work as a “_ machine” was written. By the _, I was as large as a room. As time went by, I was made _. Since the 1970s, I have been used in offices and ho

12、mes, first as a _ and then as a laptop. T: according to paragraph 1, and these pictures, we can know what changed?The shape of the computer changed.The size of the computer first became_larger_ and then_smaller_. T: Read Paragraph 2 and answer following questions: 1) Why did these changes become pos

13、sible?2) How did the memory improve?3) How did the computer share its knowledge with others?Check the answers as a class. T: Read paragraph 3, and fill in the chart.applications communication_ space rocketsCareful reading: T: Now, look at the timeline,. Lets read the passage again and find what happ

14、ened at each time. Check the answers by asking students to say it out one by one. T: After reading the passage, and according to the timeline, Im sure you can get the main idea of the passage. The passage is organized in the order of time .And the passage is mainly about the history of the developme

15、nt of the computer.Step 3 : After reading T: As time goes by, we live a better life of high quality with the help of the computer. But do you know what computers are? Are these all computers?(show some pictures) Yes, they are in different shapes and sizes, but they are all computers or maybe devices

16、 with a computer inside. So , if you are a designer, can you design something useful with a computer inside? Please have a pair work and make a wonderful design with you partner. Then I will ask some of you to have a report. I will give a prize for one of you whose design is the best. You are the judges, ok, lets begin. Step 4: Ending:End the lesson by sharing three designs, and give the prize to the student whose design is the most popular.Step 5:Homework: Write a passage about your design and draw a picture beside it.专心-专注-专业