资源简介

(共21张PPT)
人教必修三第四单元reading for writing
IS EXPLORING SPACE
A WASTE OF TIME AND MONEY
Summary Writing
Teaching Objectives
Knowledge Objectives:
a) Students can learn some knowledge about space exploration and understand the passage.
b) Students will know the structure of the argumentative writing.
Ability Objective:
Students can write an argumentative essay with the certain topic space exploration through imitation and practice.
Emotional Objectives:
a) Students can foster the interest and desire of learning English and be fond of taking part in kinds of class activities.
b) Students will gain a sense of national pride.
c) Students will be inspired by our country’s scientific achievements in space exploration.
Teaching Key And Difficult Points
a)To help students understand the content of the passage.
b)To help students master the main structure of the argumentative writing.
Teaching Key Points
Teaching Difficult Points
a)To guide students to write an argumentative essay by themselves.
However......
The earth is still facing poverty, pollution, disease, hunger ......
poverty
hunger
pollution
disease
Is exploring space a waste of time and money Why
Disaster in Space(Soyuz 11)
June 30, 1971
Three astronauts died
Disaster in Space
(America’s Challenger)
29th Janury, 1986
Seven astronauts died
Is exploring space a waste of time and money
Annual cost: 42 billion dollars
参阅的原始材料：
Lead in
Activity 1 Explore the structure
Part 1 Introduction
Part 2 Body
Part 3 Conclusion
1.What kind of passage is it
A. Narration(记叙文)
B. Exposition(说明文)
C. Argumentation(议论文)
2. Can you divide it into three parts
Activity 2 Explore the content(Para1)
but, while, and yet, Though, Although,...
Some people
Others
What are the opinions of the two sides
Activity 2 Explore the content(Para2)
exploring space
fight against world hunger
satellites
data
advice for farmers
Topic sentence
How
satellites
data
advice for farmers
Activity 2 Explore the content(Para3)
examples
high-end products
Topic sentence
How does the writer explain technological improvements
By listing examples of high-end products
new material
heart monitors
other machines
everyday products(memory foam pillows and smartphone cameras)
Activity 2 Explore the content(Para4)
Topic sentence
Problems？
solution？
limited resources
increasing population
find other planets
details
Activity 2 Explore the content
To begin with, First of all,...
Besides, Moreover,
Furthermore,
In addition...
Activity 2 Explore the content
In a word, To sum up,
In short, In brief,.....
benefits
continue
Thus, Consequently,.....
Activity 3 Explore the summary
satellites
data
advice for farmers
high-end products
benefits
continue
Suppose you were a reader who is going to read a summary, what kind of summary would you like to read
It covers all the key points.
There are linking words making it coherent and logical.
There are no spelling or grammatical mistakes.
It is written in our own words.
Evaluation
Some people argue that we should stop wasting time and money exploring space. However, others feel this is a shallow view which fails to realise how exploring space helps us.
Introduction:
同义替换
Though some people think that we should spend less time and money on space exploration, Space exploration benefits us.
argue:
stop wasting time and money:
believe/think/ hold the idea that
exploring space:
space exploration
同义替换
换主语
Tips
换主语
Others feel this is a shallow view which fails to realise how exploring space helps us.
Space exploration benefits us.
spend less time and money on
Rewrite the key points
Activity 3 Explore the summary
satellites
data
advice for farmers
high-end products
benefits
continue
1.It covers all the key points.
2.There are linking words making it coherent and logical.
4.There are no spelling or grammatical mistakes.
3.It is written in our own words.
Evaluation
Evaluate one summary
Evaluation
1.It covers all the key points.
2.There should be linking words to make it coherent and logical.
4.There are no spelling or grammatical mistakes.
3.It is written in our own
words.
Activity 3 Explore the summary
Evaluation
1.It covers all the key points.
2.There should be linking words to make it coherent and logical.
4.There are no spelling or grammatical mistakes.
3.It is written in our own words.
LevelA: Improve your summary after class if your writing does’t meet the evaluation criteria.
LevelB: Search information about Mars online.
Assignment
假定你是李华，最近你班举行了一次班会，班会的主题是：太空探索的意义。请结合下表内容，用英语给校报写一篇短文，客观地介绍讨论的情况并表达你自己的观点。
赞同者 反对者
1．获得新的知识； 2．从太空取得新资源； 3．扩大人类的生存空间。 1．耗资巨大；
2．宇航员的安全问题。
注意：1．词数80左右；
2．可以适当增加细节，以使行文连贯。
M3U4
Is Exploring Space a Waste of Time and Money
linking
words
key
points
Part 1 Introduction
Part 2 Body
Part 3 Conclusion
waste/help
world hunger
technology
world’s problems
benefits, continue
Summary Writing
a clear
structure
板书设计

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