CHINA AEROSPACE ENGINEERING ASTRONOMICAL SPACE STATION中中国国航航天天工工程程天天和和空空间间站站Unit 4 SPACE EXPLORATIONSPACE:THE FINAL FRONTIERReading and ThinkingSPACE:THE FINAL FRONTIER标标题题源源于于美美国国系系列列连连续续剧剧星星际际迷迷航航(Star Trek)每每一一集集最最初初的的引引语语,是是剧剧中中人人物物James Kirk 舰长的一段独白舰长的一段独白勇踏前人未至之境勇踏前人未至之境SPACE:THE FINAL FRONTIER What does“final frontier”mean?A.the border between two countriesB.the area that is unknown and unexplored What information can we get?Predictionachievementsachievementsaccident/riskChinas progress Choose the correct sentence to fill each gap.ReadingWhat should we pay attention to while filling the gaps?linking wordspronounsthe position of the gaps虽然科学家们极力确保万无一失，但事故仍时有发生。
他们也十分希望发现能够维持生命存在的其他行星太空探索的未来依旧光明无数次实验后，他们成功研制出能够摆脱地心引力的火箭B.They also really wish to discover other planets that are suitable enough to support life.D.After many experiences,they succeeded in making rockets that could excape Earths gravity._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.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.A.Although scientists try to make sure nothing goes wrong,accidents can still happen._ 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.The future of space exploration remains bright.repeated words/ideaslinking wordspronounsthe position of the gapsLogic among sentencesMain idea of each paragraphSummarize the main ideaWhen 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 authors main idea.“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 the universe.They also really wish to discover other planets that are suitable enough to support life.Humans _ about space explorationdream.AstronautsProgress Dream RiskAchievements Future Before the mid20th 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.After many experiences,they succeeded in making rockets that could excape Earths gravity.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 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 achived.For example,Americas NASA space agency launched Voyager 1 on 5 September 1977 to study deep space,and it still transmits data today.Humans _ about space explorationachievementsExamples(the USSR/America)TimeEvents1957USSR launched _ and _.1961_ became the first person in the world to go into space.1969American astronaut _stepped onto the moon and said:“_”.1977 Americas NASA space agency launched _ to study _.the Sputnik 1 satellitesuccessfully orbited around Earth Yuri GagarinNeil ArmstrongThats one small step for a man,one giant leap for mankindVoyager 1deep spacePara.2 AchievementsRead for detailsAlthough 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.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.Humans _ about space explorationperseveranceAccidentsPerseveranceThe astronauts on _ diedReason:The astronauts on _ diedExample:the USSRs Soyuz 11(联盟11号)Para.3:PerseveranceRead for detailsAmericas Challenger(挑战者号)people believe in the importance of carrying on space explorationthe International Space StationChinas 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,whe。