资源简介

(共22张PPT)
M3U4 SPACE EXPLORATION
Reading and thinking
Part one
What do you think are the main reasons for space exploration
to further human exploration；
to gather knowledge of the universe.
Part Two
1. Read the text. Several sentences have been removed from the text. Choose the correct sentence(A-D) to fill each gap.
Summarise 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.
A. Although scientists try to make sure nothing goes wrong, accidents can still
happen.
B. They also really wish 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.
“Are we alone What’s out there ” Looking up at the stars, people have always wanted to learn more about space, and scientists work hard to find answers. They make vehicles to carry brave people into space to find out the secrets of the universe. _____.
repetition; also--to add more details
B
Before the mid-20th century, most people felt travelling into space was an impossible dream. However, some scientists were determined to help humans realise their dream to explore space. _______. On 4 October 1957, ... and on 12 April 1961, ... Over eight years later, on 20 July 1969, ...
A. Although scientists try to make sure nothing goes wrong, accidents can still happen.
B. They also really wish 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.
D
transitional sentence
_____. All the astronauts on the USSR’s Soyuz 11 and America’s Challenger died during their missions. These disasters made everyone sad and disappointed, but 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 …
A. Although scientists try to make sure nothing goes wrong, accidents can still happen.
B. They also really wish 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.
A
topic sentence
A. Although scientists try to make sure nothing goes wrong, accidents can still happen.
B. They also really wish 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.
____ Europe, the US, and China all have plans to further study and explore planets like Mars and Jupiter. Despite the difficulties, scientists hope future discoveries will not only enable us to understand how the universe began, but also help us survive well into the future.
C
repetition
Para. 1
Why do people want to explore space
to discover other planets that are suitable enough to support life.
to find out the secrets of the universe;
to learn more about space;
main idea:
Humans have always had _________________about space.
a natural curiosity
Para. 2
before the mid-20th century
4 Oct. 1957
12 Apr. 1961
20 Jul. 1969
5 Sep. 1977
the Sputnik 1 satellite was launched by the USSR
Yuri Gagarin, the first person to go into space
Neil Armstrong stepped onto the moon
Voyager 1 was sent to study deep space, and transmits data today
main idea:
Space travel became __________ in the 20th century with ________ and ________________ remarkable mission.
the Soviet Union
American
a reality
Para. 3
main idea: Space travel has always involved _________, but despite ______ exploration _________.
great risks
risks
continues
Disasters
...died；sad and disappointed
never died
Although scientists try to make sure nothing goes wrong, accidents can still happen.
Desire
Para. 4
In 2003
independently send humans into space
China launched it into space and Tianzhou1 to dock with it
completed a second manned orbit and the first Chinese spacewalk, and sent the vehicle Jade Rabbit to study the moon’s surface.
Shenzhou 6 and 7
Tiangong 2 space lab
Chang’e 4
explore the surface of the far side of the moon to make measurements and observations
Shenzhou 5 spacecraft
Yang Liwei
main idea: China has __________________ in space exploration in the early 21st century, becoming only _________ country to send humans into space.
the third
made great progress
Para. 5
The future of space exploration remains bright. Europe, the US, and China all have plans to further study and explore planets like Mars and Jupiter. Despite the difficulties, scientists hope future discoveries will not only enable us to understand how the universe began, but also help us survive well into the future.
main idea: The _______ of space exploration looks _______, as many countries are planning_______________.
bright
further missions
future
future plan
/more knowledge and experience
/human’s determination, curiosity and effort,
cooperation
Part Three
1. Draw a mind map to present the structure of the passage.
Para2. Achievements of American and Soviet
Para3.
Space exploration continues in spite of great risks
Para4.
China’s achievements
Para5. The future of space exploration
Space: The Final Frontier
Para1:People are curious about space.
Dream
Future
Reality
why
how
what
Part Four
Discussion
What does the title “Space: The Final Frontier” mean to you
Final implies that there were other human frontiers before space.
Frontier: an international border;
the edge of an undeveloped field for discovery or research;
a wild and unknown area where people have never lived before.
1. In your opinion, is space the “final” frontier Why
2. What other frontiers are we going to push pack(推进)
1. In your opinion, is space the “final” frontier Why
While I support space exploration, I don’t think space is the final frontier just yet. There is still much to learn about the Earth, and we are only at the very beginning of new technological breakthroughs involving information technology and AI. There are many scientific and technological frontiers all around us.
Complete the passage with words from the text.
M_______ is exploring space in the hope of finding out more about the u________. However, exploring space is both dangerous and challenging. One of the most dangerous parts of space exploration is helping people to escape Earth’s g_______. If there is a mistake during the l________, it can lead to an accident that kills everyone on b________. Getting out of o_____ and back to Earth’s surface is also very dangerous. Despite the huge risks though, people will always continue to explore this final f_______ so as to learn its secrets.
Mankind
universe
gravity
launch
board
orbit
frontier
抱……的希望
为了;以便
Thank you!

展开更多......

收起↑