资源简介

(共18张PPT)
Reading
Unit 4 Space Exploration
unknown world
Lead in
new energy
country’s power
new home…
Why do human explore space
美国航空航天局
NASA spent 68 years and 25,383,700,000 dollars in developing space exploration in 2025.
However, the earth is still facing….
poverty
pollution
disease
Is Exploring Space
A Waste of Time And Money
an issue
Yes
No
Activity 1: Read for clues
What kind of text is it
An argumentative essay.
What might it show
The benefit of exploring space
Step1：Learning and understanding
How many parts can we divide this essay into What are they
Find the three topic sentences that summarize the writer’s arguments about space exploration.
Step1：Learning and understanding
Activity 2: Read for structure
What are the main ideas of the first and the last paragraph
Para. 1 .
Para. 2
.
Para. 3
.
Para. 4
.
Para. 5
.
Firstly, S.P. has already made a difference in the fight against world hunger.
Secondly, it has already promoted technological improvements.
Finally, it has helped people to think about and find ways to solve the world’s problems.
Different opinions about space exploration
In closing, exploring space has many benefits.
Introduction
Conclusion
Body
1
2
3
4
5
Step1：Learning and understanding
Activity 2: Read for structure
1. What is the writer’s opinion on space exploration
2. What has space exploration done for food production
3. How does space exploration benefit the products that people use nowadays
Activity 3: Read for content
Step1：Learning and understanding
4. What did the pictures of Earth from space make people realise
5. Underline the sentence that repeats the writer’s opinion in the last paragraph.
Countries around the globe are spending billions of dollars and lots of time on various space missions, whether to Mars or other planets much further away. Some people argue that we should stop wasting time and money exploring space. Instead, we should feed the world’s poor and find immediate solutions to other problems, such as pollution and fatal diseases. However, others feel this is a shallow view which fails to realise how exploring space helps us.
make contrast
or comparison
lack in depth of knowledge, thought
use subjective words
to state your position
1. What is the writer’s opinion on space exploration
recommendations and
advice for farmers
2. What has space exploration done for food production
satellites orbit earth
record data
transmit data
analyze data
new material
heart monitors
other machines
everyday products
(memory foam pillows and smartphone cameras)
space exploration
advanced technology
high-end products
3. How does space exploration benefit the products that people use nowadays
space exploration
an island in a black sea
resources are limited
&
increasing population
4. What did the pictures of Earth from space make people realise
satellites orbit earth
record data
new material
heart monitors
other machines
everyday products
(memory foam pillows and smartphone cameras)
space exploration
advanced technology
high-end products
an island in a black sea
resources are limited
&
increasing population
transmit data
analyze data
recommendations and
advice for farmers
common tense:
have/has done
In closing, exploring space provides the world with many different benefits. Therfore, it should continue so as to provide new and better solutions to people’s short-term and long-term problems.
5. Underline the sentence that repeats the writer’s opinion in the last paragraph.
What’s your opinion on space exploration
Step2：Applying and practicing
表示递进关系：In the first place; first of all; to begin with; firstly
What’s more; furthermore; moreover; besides, in addition, meanwhile
Finally, last but not least, in the end
表示列举事实：such as; for example/instance; take ... for example
表示解释：that is to say; in other words
表示观点：in one’s opinion, in one’s view, from one’s point of view, as far as I am concerned, as for sb
表示总结：in short; in brief; in conclusion; in a/one word; to sum up; all in all; in general
增强语气：There’ s no doubt that… There’ s no denying that…
Activity 4: Think and express
Did China waste money and time on space exploration
Step3：Transferring and creating
Why can we find solutions to balance long-term problems and short-term problems
Activity 5: Think and discuss
Homework
1.Search for more information about the advantages and disadvantages of space exploration. Show your opinions in the next class.
2.Search for China’s achievements in space exploration and organize the information into the table on P47.

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