1、Unit 4 Space exploration - Reading and ThinkingSputnik 1(旅伴一號) launched by the USSR(蘇聯) on Oct. 4, 1957Yuri Gagarin, the first person in the world to go into space Neil Armstrong, the first astronaut to step on the moontopic:space explorationPara1Para2Para3Para4Para5topic sentence/main idea for each

2、 paragraph:Para 1: _Para 2: _Para 3: _Para 4: _Para 5: _Although scientists try to make sure nothing goes wrong, accidents can still happen.They also really wish to discover other planets that are suitable enough to support life.The future of space exploration remains bright.After many experiments,

3、they succeeded in making rockets that could escape Earths gravity. “Are we alone? Whats 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 t

4、he universe._Although scientists try to make sure nothing goes wrong, accidents can still happen.They also really wish to discover other planets that are suitable enough to support life.The future of space exploration remains bright.After many experiments, they succeeded in making rockets that could

5、 escape Earths gravity.Para1BMain idea: People are always curious about space and scientists work hard to find answers. Para1Para2Para3Para4Para5topic sentence/main idea for each paragraph:Para 1: People are always curious about space and scientists work hard to find answers. Para 2: _Para 3: _Para

6、4: _Para 5: _Btopic:space explorationPara1Para2Para3Para4Para5topic sentence/main idea for each paragraph:Para 1: People are always curious about space and scientists work hard to find answers. Para 2: _Para 3: _Para 4: _Para 5: _BAlthough scientists try to make sure nothing goes wrong, accidents ca

7、n still happen.C. The future of space exploration remains bright.D. After many experiments, they succeeded in making rockets that could escape Earths gravity. Before the mid-20th century, most people felt travelling into space was an impossible dream. However, some scientists were determined to help

8、 humans realise their dream to explore space._On 4 October 1957, the Sputnik 1 satellite was lunched by the USSR and successfully orbited around Earth. Afterwards, the USSR focused on sending people into space, and on 12 April 1961, Yuri Gagarin became the first person in the world to go into space.

9、 Over eight years later, on 20 July 1969, American astronaut Neil Armstrong stepped onto the moon, famously saying, “Thats one small step for a man, one giant leap for mankind.” Following this, many more goals were achieved. For example, Americas NASA space agency launched Voyager 1 on 5 September 1

10、977 to study deep space, and it still transmits data today.Para2Main idea: Peoples dream of space exploration came true in the 20th century. Before the mid-20th century, most people felt travelling into space was an impossible dream. However, some scientists were determined to help humans realise th

11、eir dream to explore space._ On 4 October 1957, the Sputnik 1 satellite was launched by the USSR and successfully orbited around Earth. Afterwards, the USSR focused on sending people into space, and on 12 April 1961, Yuri Gagarin became the first person in the world to go into space. Over eight year

12、s later, on 20 July 1969, American astronaut Neil Armstrong stepped onto the moon, famously saying, “Thats one small step for a man, one giant leap for mankind.” Following this, many more goals were achieved. For example, Americas NASA space agency launched Voyager 1 on 5 September 1977 to study dee

13、p space, and it still transmits data today.Para2Although scientists try to make sure nothing goes wrong, accidents can still happen.C. The future of space exploration remains bright.D. After many experiments, they succeeded in making rockets that could escape Earths gravity.DIn what way? _All the as

14、tronauts on the USSRs Soyuz 11 and Americas 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. An exam

15、ple of this ongoing work is the International Space Station. It orbits Earth and has astronauts from different countries on board, providing a continuous human presence in space.Para3Although scientists try to make sure nothing goes wrong, accidents can still happen.C. The future of space exploratio

16、n remains bright.A Although scientists try to make sure nothing goes wrong, accidents can still happen. All the astronauts on the USSRs Soyuz 11 and Americas Challenger died during their missions. These disasters made everyone sad and disappointed , but the desire to explore the universe never died.

17、 This is because people believe in the importance of carrying on space exploration despite the huge risks. An example of this ongoing work is the International Space Station. It orbits Earth and has astronauts from different countries on board, providing a continuous human presence in space.Para3Mai

18、n idea: Despite the huge risks, humans still desire to explore space.Para4 Chinas space programme started later than those of Russia and the US, but it has made great progress in a short time. China became the third country in the world to independently send humans into space in 2003, when Yang Liwe

19、i successfully orbited Earth in the Shenzhou 5 spacecraft. Then Shenzhou 6 and 7 completed a second manned orbit and the first Chinese spacewalk, followed by the vehicle Jade Rabbit being sent to the moon to study its surface. After that, China launched the Tiangong 2 space lab into space and Tianzh

20、ou1 to dock with it. This signalled one step further in Chinas plan to establish a space station in the future. More recently, China has sent Change 4 to explore the surface of the far side of the moon to make measurements and observations.Para5 _Europe, the US, and China all have plans to further s

21、tudy 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. The future of space exploration remains bright.cPara5 The future of space explor

22、ation 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 ide

23、a of each paragraph:Para 1: Para 2: Peoples dream of space exploration came true in the 20th century.Para 3: Despite the huge risks, humans still desire to explore space.Para 4: Chinas space programme has made great progress in a short time. Para 5: The future of space exploration remains bright.Peo

24、ple are always curious about space and scientists work hard to find answers. The passage is about the _ of space exploration.development1234567894 Oct. 195712 Apr. 196120 July,19695 Sep. 19772003then(2005&2008)more recently(2018)after that(2016&2017)followed by(2013)Sputnik 1Yuri GagarinNeil Armstro

25、ngVoyager 1Shenzhou 6&7Tiangong 2 Tianzhou1Change 4Para2&4successfully orbited. (the USSR) the first person . (the USSR) stepped onto the moon (the US) studied.; transmits data (the US) Shenzhou 5China became . independently .completed a second. and the first.Jade Rabbitbeing sent to the moon to.spa

26、ce lab; dock with.sent to explore.1234567894 Oct. 195712 Apr. 196120 July,19695 Sep. 19772003then(2005&2008)more recently(2018)after that(2016&2017)followed by(2013)Sputnik 1Yuri GagarinNeil ArmstrongVoyager 1Shenzhou 6&7Tiangong 2 Tianzhou1Change 4Para2&4successfully orbited. (the USSR) the first p

27、erson . (the USSR) stepped onto the moon (the US) studied.; transmits data (the US) Shenzhou 5China became . independently .completed a second. and the first.Jade Rabbitbeing sent to the moon to.space lab; dock with.sent to explore.Further thinking 1Why was space exploration mainly carried out by th

28、e USSR and the US in the 20th century?the Cold War;two superpowerscompetition between two superpowersChina has achieved a lot in space exploration in the 21st century because we have made great developments in many fields, especially in high technology.Shenzhou 5Shenzhou 6Shenzhou 7Jade RabbitTiango

29、ng 2Tianzhou 1Change 42003China became . to independently send.thencompleted a second . and the first . followed bybeing sent to the moon to .after thatspace lab;to dock with .more recentlysent to explore.Chinas Space Exhibition Hello, boys and girls! Welcome to Chinas Space Exhibition. Here is the

30、great progress in the 21st century. China became the third country .All the astronauts on the USSRs Soyuz 11 and Americas Challenger died during their missions.The desire to explore the universe never died.This is because people believe in the importance of carrying on space exploration despite the

31、huge risks. Para3Further thinking 2What is the importance of carrying on space exploration? People think it is of great importance to carry on space exploration. Firstly, it can contribute to _. Moreover, it helps us to _. Besides, it enables us to _.Further thinking2What is the importance of carryi

32、ng on space exploration?contribute to many new inventionshelp gain scarceskes resources(稀缺資源) from other planetspromote the development of high technologydiscover other planets that are suitable to support life. People think it is of great importance to carry on space exploration. Firstly, it can co

33、ntribute to many new inventions. Moreover, it helps us to gain scarceskes resources(稀缺資源) from other planets. Besides, it enables us to promote the development of high technology. In addition, it helps us discover other planets that are suitable to support life. An example of this ongoing work is the International Space Station. It orbits Earth and has a