(共23张PPT)
Unit 4 SPACE EXPLORATION
Reading and Thinking
Space: The Final Frontier
1. know about the basic information of text.
2.learn how to summarize the main idea and analyze the structure of the article .
3. master some reading strategies such as Skimming.
By the end of this period, you will be able to
Teaching objectives
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Lead-in:
Space: the Final Frontier
Predict
● What does “final frontier” mean
A. the border between two countries
B. the area that is unknown and
unexplored
Space: the Final Frontier
Predict
Look at the title and pictures.
What do you want to know from the text
Reading
①
②
⑤
③
④
What should we pay attention to while filling the gaps
pronouns
A. Although scientists try to make sure nothing goes wrong, accidents can still happen.
B. Space exploration has come a long way, and we now hope to discover other planets that are suitable enough to support life.
C. The future of space exploration remains bright.
D. After many experiments, they succeeded in making rockets that could escape Earth’s gravity.
the position of the gaps
key words
linking words
①
②
⑤
③
④
Main idea of each paragraph
Summarize the main idea
When the main idea is not clearly stated in a topic sentence, you should read the full paragraph or passage carefully and find the words or ideas that repeat themselves.They are likely evidence of the author’s main idea.
B
D
A
C
(1) Para. 1 A. China's progress of space exploration.
(2)Para. 2 B. Earlier achievements of space exploration.
(3)Para. 3 C. Bright future of space exploration.
(4)Para. 4 D. The desire to explore the outer space.
(5)Para. 5 E. Continuous effort in spite of disasters.
n.成就 v.achieve
Read quickly and match the main idea with each paragraph.
Read & Think
After many experiments, they succeeded in making rockets that could escape Earth’s gravity.
P2
1. In what order is the passage organised How do you know
achievements
Time Events
1957 USSR launched ____________________ and _____________________________.
1961 ___________ became the first person in the world to go into space.
1969 American astronaut _______________stepped onto the moon and said: “_______________________________________________”.
1977 America’s NASA space agency launched _________ to study __________.
the Sputnik 1 satellite
successfully orbited around Earth
Yuri Gagarin
Neil Armstrong
That’s one small step for [a] man, one giant leap for mankind
Voyager 1
deep space
Para. 2 Achievements
Read for details
an impossible dream
The Sputnik 1 satellite was launched by the USSR
before the mid-20th century
4 Oct. 1957
Time
Events
Afterwards
12 Apr. 1961
Yuri Gagarin, he first person to go into space,
USSR
Neil Armstrong stepped onto the moon,US
over eight years later,
20 July. 1969
Voyager 1 was sent to study deep space,US
following this
5 Sep. 1977
That’s one small step for a man, a giant leap for mankind.
Why was space exploration mainly carried out by the USSR
and the US in the 20th century
Further thinking
competition between two superpowers
the Cold War
Space exploration is always successful and satisfying
Do humans stop exploring space due to problems or failures
Why don’t humans stop
Para 3
Read the text. Several sentences have been removed from it. Choose the
correct sentence (A–D) to fill each gap.
Read for details
What challenge the development of space exploration
Although scientists try to make sure nothing goes wrong, accidents can still happen. For example, all the astronauts on the Soyuz 11, Challenger, and Columbia spacecrafts died during their missions. However, while such disasters brought much sadness and disappointment, the desire to explore the universe never died. This is because people believe in the importance of carrying on space exploration despite the huge risks.
Do humans stop exploring space due to problems or failures Why
Read the text. Several sentences have been removed from it. Choose the
correct sentence (A–D) to fill each gap.
Read for details
Let’s watch a video to see what happened at that time.
How do you feel
where can you find the topic sentence
Read P4 and put the following events in order.
Read & Think
P4
China's progress
China’s space exploration
Vehicles Missions
1. Shenzhou 5 ____ 2. Shenzhou 6 ____ 3. Shenzhou 7 ____ 4. Jade Rabbit ____ 5. Tianwen 1 _____ 6. Mengtian module _____ A. Studied the surface of the moon.
B. Explore the surface of Mars.
C. Completed a second manned orbit.
D. Signaled the basic completion of Tiangong Space Station.
E. Independently sent humans into space.
F. Completed the first Chinese spacewalk.
E
C
F
A
B
D
Read for details
Para. 4: Progress
independently send humans
into space ,China
a second manned orbit,the first Chinese spacewalk. China
China launched Tianzhou1 to dock with it ,China
In 2003
then,Shenzhou 6 and 7
followed by Jade Rabbit
After that,Tiangong 2 space lab
explore the surface of the far side of the moon
mroe recently,Chang’e 4
Why does China's space programme make great progress
Further thinking
The development of high technology;
Government,political system;
The reform and opening-up policy ;
Scientists , talents , astronaut;
...
The future of space exploration remains bright. Many countries have plans to further study planets like Mars and Jupiter. Despite the difficulties, scientists hope to make more valuable discoveries that will enable the human race to survive well into the future.
What is the attitude of scientists
pessimistic B. disappointed
C. puzzled D. positive
Read para. 5 and choose the correct answer.
Further thinking
2. What good qualities(品质) can we learn from
the scientists and astronauts/taikonauts
brave(bold)
responsible
determined
selfless
devoted
ambitious(有雄心的)
...
enduring extreme hardships
特别能吃苦
the spirit of spaceflight
载人航天精神
being competent
特别能战斗
be effective against barrier
特别能奉献
dedicated
特别能攻关
Thank you!