Unit 12 Changes in our lives 教案

Unit 12 Changes in our lives
教案21cnjy.com
1教学目标
1、能在语境中正确运用本单元的核心词汇,复习已经学过的核心词汇
2、能用一般现在时和一般过去时表达现在和过去生活方式上的变化。
3、能正确看待生活中的各种变化,乐于接受新事物。
2学情分析
学生们对于过去式并不陌生,所以本单元的内容对于学生们来说并不是一件困难的事情,是对旧知的一种巩固和升华。21教育网
3重点难点
重点
life, writer, street cleaner, driver, poor, wish, by hand, right away, in a shortwww-2-1-cnjy-com
句型:In the past, she used a pen and paper to write her books. Now she uses a computer.www.21-cn-jy.com
难点
一般过去时和一般现在时在一定语境中的混合使用
4教学过程
活动1【导入】Pre－task　preparations
复习一般过去时和一般现在时。教师出示自己小时候和现在的两张图,请学生找出两种图之间的不同之处。
T: (show two photos)This is a photo of me in the past. This is a photo of me now. What are the differences?2·1·c·n·j·y
S1: You had short hair in the past. Now you have long hair.
S2: Your hands were small in the past. Now they are big.
S3: You read picture books in the past. Now you read storybooks.
2、玩猜职业的游戏,复习与职业有关的词汇。教师准备单词卡或图片,让扮演者抽一张,扮演者做动作,让同学猜一猜是什么职业。
T: Now let’s play a game. (s1’s name), pick a card and act it out.
(s1 acts out the word cook)
T: What does he do?
S2: He’s a cook!
T: Yes, he’s a cook. A cook makes nice food. He uses a frying pan.
活动2【活动】While－task　procedures
教师出示一些工具的图片,如医生用的听诊器、厨师用的锅等,让学生把工具与职业配对。加入电脑,镰刀、照相机和扫帚,并利用Look and learn的图片导入单词 writer, farmer, photographer 及street cleaner。
T:(show pictures of different tools and pictures of different jobs) Look at these tools. Who uses them? Match and say.21世纪教育网版权所有
S1: The person in picture A uses a computer.
T: Yes. She’s a writer. A writer writes with a computer.(write writer on the blackboard)【来源：21·世纪·教育·网】
教师出示Listen and say的课文,并出示导读问题。请学生带着问题阅读文章,如果有不认识的单词,把它划出来。21·世纪*教育网
T: How many people are there?
S1: There are four.
T: What are their jobs?
S2: Ms Wen is a writer. Mrs Hong is a farmer. Mr zhang is a photographer. Mr zhang is a street cleaner.【版权所有：21教育】
T: How did Ms Wen write her books? What did she work with?
S3: She used a pen and paper.
T: What does she use a write now?
S4: Now she uses a computer.
教师在和学生对话的过程在,把相关内容填写在黑板的表格里,生词用不同颜色的粉笔写。
Name Job In the past Now21教育名师原创作品
Ms Wen writer Used a pen and paper Uses a computer21*cnjy*com
Mrs Hong Farmer Got the crops in by hand Uses a machine
Mr Zhang photographer Used film to take photos Uses a digital camera
Mr Yang Street cleaner Swept the streets with a broom Drives a Street sweeper
引导学生完成后续练习。
请学生跟读新词汇,教师设计问题鼓励学生运用这些新词汇。
T: Digital camera.
Ss: Digital camera.
T: What do you do with a digital camera?
S1: I take photos with a digital camera.
T: Did people take photos with a digital camera in the past?
S2:No.People used cameras with film inside to take photos in the past.
播放Listen and say的录音,学生逐句跟读。鼓励学生尽量模仿录音中人物的语音语调。出示过生日的图片,引出单词wish.21*cnjy*com
T: (Show a picture of a child blowing out candles) It’s S1’s birthday. What’s he/she doing?21·cn·jy·com
S1: He/she’s blowing out the candles.
S2: He/She’s making a wish.
T: Yes. We can make a wish on our birthday. What do you wish for?
S3: I want to have a new bike.
S4: I want to...
引入Read a story中的人物。出示人物的图片。
T: Look at the pictures. Who are these people? This is Fred. (point to the picture of Fred)He plants crops. What does he do?【来源：21cnj*y.co*m】
S1: He’s a farmer.
T: Yes. Fred is a farmer. He is poor. Does he have a lot of money?
S2: No, he doesn’t.
T: Who can give him some money?
S3: The fairy.
....
引导学生默读课文,并回答问题。
(1)Who’s Fred? (he is a poor farmer)
(2)Who’s Fred’s wife? (Doris)
(3)Where did Fred and his wife live? (They lived in a small, old house)
(4)Who visited them? What did she say? (A fairy. she said she could give Fred three wishes)【出处：21教育名师】
活动3【练习】Post－task　activities
学生四人一组进行角色扮演,没人任选一个角色,说说自己做的事,其他人猜猜是哪个人物。
S1: In the past, I got my crops in by hand. Now I use a machine. Who am I?
S2: You’re Mrs Hong. You’re a farmer.根据学生的程度,可把游戏拓展至更多的职业。让学生发挥想象力和观察力。
播放一些交通工具的声音。然后请学生把听到的相应单词告诉全班同学,教师把交通工具写在黑板上。
T: Listen! What can you hear?
S1: I can hear a bike.
S2: I can hear a car.
然后教师在黑板上写上“in the past”和“now”,让学生列出过去和现在的交通方式。最后总结。2-1-c-n-j-y
In the past: on foot, by bike
Now: by car/plane/taxi/bus/train
T: In the past, people got around on foot or by bike. It took them a long time to get to places far away. But now people go out by car or by plane. It takes them a short time to get to places that are far away.