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視頻課題：高中英語人教版必修2 Unit 3 Computers exposition-robot江西
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高中英語人教版必修2 Unit 3 Computers exposition-robot江西省景德鎮一中
name 謝婉娜 Subject 英語 Time 2018年5月23日
Teaching topic Book2 unit 3 computers using language I: Expository writing-An introduction to your robot.
Teaching aims
I. Language and ability goal
learn what is exposition and what makes a good exposition. II. Skill goal
1. train students’ self learning ability to find out features of exposition. 2. train students’ writing ability by introducing robots. 3. train students’ group work ability III. Emotional. attitude and vale goals 1. Train students’ group work ability.
2. Draw students’ attention to care about the old and their real need. Teaching important points I. summarize what are the features of an exposition.
II. perfect an article by using advanced words, linking words.
Teaching difficult points I. how to generalize features of an exposition by students.
II. how to get students involved in discussing robots and guide them to write an introduction to the robot. Teaching aids
PPT, computer.
Teaching procedures Teaching steps Activities
Aims
Lead-in 1. Know about robot
(1) Introduce our schoolmate “Fu Sheng” who is the ceo of an company and launched several robot on March.
(2) Now let take a look at different robot.
To arouse students’ interest in robots and activate their background knowledge.
Pre-writing
try to answer some “WHAT”
1. What is an exposition?
An exposition is a writing which explains something. It is a type of oral or writen discourse that is used to explain, describe, give information or inform.
2. What are the features of an
exposition?
Language: 1. “KISS” Principle
2.Vivid language 3. No exaggeration(夸張)
Theme:Center on one theme 1. To guide students to generalize what is an exposition and find out the features of an exposition by answering four important questions.
Pre-writing
Sequence: Reasonable sequence
of introduction.
3. What are the parts of an
exposition?
Introduction Part: an introduction to the topic Main Body:an overall introduction to all the important points
Ending：a summary of the topic 4. What makes a good paragraph?
Let’s do some exercise: 1. Use advanced words or expression to change the underlined parts. 2. fill linking words in the blanks.
需改寫的文章：
Now I’d like to introduce the robot invented by our team. It is 160 kilometers high and with 2 big eyes. It's very strong and it can lift 100 kg weight goods according to our test results. ______ it still has two other functions. ____ is translation between English and Chinese. ________ is cooking skill. we consider that increasing population who are not good at cooking will start their career and live independently and we believe this cooking function is rather useful .____________ if you put vegetables or meat into the specified accessory of the robot according to the instruction showed in the screen and choose the dish you wish in the menu, you can get well cooked dish after several minutes.
we consider that increasing young population who are not good at cooking will start their career and live independently, we believe this robot will be popular in the market.
2. By rewriting an exposition students will know how to use appropriate words and expression to write an article and thus generalize what make a good paragraph.
3. learn to use advanced words and sentence patterns, linking words and topic sentence to organize and express ideas.
Pre-writing
Advanced vocabulary
1. It still has to other
functions.(additional)
2. This robot will be popular in
the market.(be a real hit)
Complex sentence pattern
1. It is very strong and can lift 100kg weight goods according to our test results.
______________________________________________________2. we consider that increasing population who are not good at cooking will start their career and live independently and we believe...(分詞作狀語)
______________ that increasing population who are not good at cooking will start their career and live independently, we believe... linking words:
______ is translation between English and Chinese. ________is cooking skill.
_________ if you put vegetables or meat into the specified accessory of the robot according to the instruction showed in the screen and choose the dish you wish in the menu, you can get well cooked dish after several minutes. Topic sentence:
Now I’d like to introduce the robot invented by our team.
Writing
Group Work:
1. Work in groups to design a robot for old people like your grandparents.
2. Write an exposition to introduce the robot (no less than 100 words) and choose a group leader to do a presentation.
Useful expressions:
an aging society 一個老齡化的社會meet social requirement 滿足社會需求empty nesters 空巢老人
1. To get students involved in discussing robots and guide them to write an introduction to the robot by using what we’ve learned today.
a disabled old person 殘疾老人 be designed for/ to do 為…設計 apply in 應用于
high-tech [haɪ tek] n.高科技 a good company 一個好陪伴 fetch [fetʃ] vt拿來；取來 follow human instructions help...with/help...out of
remind … sb…of/ to do 提醒某人（做）某事
a real hit in the market 市場中的熱銷產品
Group
presentation
Assessment
Structure: 1.three parts 2. a topic sentence
Content: 1. all the detailed information 2. points
Language:1. linking words
2. Advanced and
accurate vocabulary
3. good sentence patterns
Train students’ speaking ability to do a presentation and involve students to listen carefully to assess their performance.
Summary
What do the old really need?
Try to draw students’ attention to the real needs of the old and learn to care about them in the future.
Homework
Polish your writing(120 words) and hand it in tomorrow. Rewrite the exposition carefully by using what we’ve learned today.
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