译林版四上英语Unit 4 教案.doc

1、Unit 4 Then and now (Period 1) 一、教学内容一、教学内容： Story time 二、教学目标：二、教学目标： 1. 知识目标： 能听懂、会读、会说 e-book, mobile photo, newspaper, radio, telephone, TV 能听懂、会读、会说日常交际用语 years ago, .和 Now 2. 技能目标： 能正确地理解并朗读对话内容，在教师的引导和帮助下尝试复述课文内容。 能正确使用一般过去时态和一般现在时态表达过去和现在的事情。 3. 情感目标：通过学生的合作活动，使学生产生用英语交流的积极情绪。 三、教学重点：三、教学重点：

2、 能正确理解并朗读对话内容，在教师的引导和帮助下复述课文内容。 四、教学难点：四、教学难点： 能正确使用一般过去时态和一般现在时态表达过去和现在的事情。 五、教学准备：五、教学准备： 课件 人物头像 六、教学过程：六、教学过程： Step 1 Warming up 1. Greetings. 2. Free talk. Whats the weather like today? What was the weather like yesterday? Did you play computer games yesterday? What did you do yesterday? T: I s

3、urfed the Internet yesterday. I did shopping and read news on the Internet. I got some interesting pictures. Lets enjoy. 3. Enjoy some p pictures. a. 20 years ago, I was a baby, my father was young. Now I am a man and my father is old. b. 6 years ago, I was a short child. Now I am a tall girl. c. 10

4、 years ago, we played together. Now we are still good friends. But we have grown up. d. 7 years ago, I was a little boy, and now I am still naughty. e. 5 years ago, I loved animals. I lived with my dog. Now we still live together.And the dog is big. 4. How time flies! Everything has changed a lot. Y

5、es? Ss: Yes. Step 2 Presentation 1. Lead in (PPT 出示麦克一家) (1) Our friend Mike and his family also have changed a lot then and now. First, lets watch the cartoon, then tell me who has changed a lot in this passage? Ss 观看录像并回答问题。 （T 根据学生回答依次竖贴板书人物 Mike, Mikes father, Mikes grandpa, Mikes mother.） (2) S

6、s try to say This was Mikes father 20 years ago.（师说） This was _ _ years ago.（生说） (3) Lets talk about the changes of Mikes family “then and now”. PPT 同时出示两个 时段的图片并对应呈现单词 then / now. 揭题 T: Today, well talk about Unit 4 Then and now. 2. Talk about “Mr Brown” T: Look, this was Mr Brown 20 years ago. Wha

7、t did he do then? (1) Look and say. 示图文 Learn: wrote to/ write-wroteuse to/ use-used 追问：Where did he use the telephone? Learn: office/ telephone (2) Think and say: Mr Brown used to wrote to (3) T: What about now? Does he use the telephone to call people? Because he has a Learn: mob_e phoneA. liB. il

8、 T: What else does he do now? 板书：writes (4) Listen and repeat. (Part 2) (5) 区别 telephone 和 mobile phone Whats the difference between the telephone and the mobile phone?生找句子说说 理解 anywhere. PPT 呈现两种选择: A: He can call people in the office. B: He can call people no matter(无论) where they are. T: Which on

9、e do you like better?(The mobile phone is much more convenient than the telephone.) (6) Think and retell. 20 years ago, Mr Brown Now he because its easy and fast. 3. Talk about “Grandpa” (1) What about Mikes grandpa? He has changed a lot then and now. Lets spot the differences. (2) Learn: newspaper,

10、 radio 板书：listened to reads and watches Read reads (3) Listen and repeat. 理解意思：Listened to the radio/ read newspapers for news/ read and watch news/ read e-books 4. Talk about “Mrs Brown” We know the changes of Mikes father and grandpa then and now. What about Mrs Brown? (1) Listen and answer. a. Wh

11、at did she do twenty years ago? b. What does she do now? Learn: make-made/ buy-bought/ all over the world(理解选择) (2) Look and read. (Boys/Girls) (3) Think and retell. 总结板书 T: Grandpa and Mrs Brown do many things on the Internet anywhere and anytime. Its really convenient. 5. Talk about “Mike” (1)Abou

12、t Mike, can you guess? What could you do six years ago?/ What couldnt he do? (2) T:And now, he can . Ss say 示图 So he can do many things. 6. Reading time. Now we know the changes about Mikes family. Lets enjoy the story. (1)After the tape. (2) Read together. 7. Retell. Step 3 Write and say 1. P38 Wri

13、te and say 2. Weve known Mike and his family changed a lot then and now. I think their life is fashion and happy now. Can you use a word to describe the changes of our life?(fast, interesting, convenient, easy, happy ) We live in e-time. But is it good or bad? Enjoy the pictures. T: The world is cha

14、nging. Study hard. Enjoy your life. Enjoy E-time. Step 4 Homework 1. Read the passage and retell the changes of Mikes family. 读短文，并复述 Mike 一家的变化。 2. Preview Fun time, bring two photos and think of the changes between the two photos.预习 Fun time，带两张照片并想一想这两张照片的变化。 板书板书: Unit 4 Then and now Then(years ago)Now Mikecouldnt can do many things could Mr Brownwrote to writes used to has Grandpalistened to reads and watches read reads Mrs Brownmade at has from bought from does on