Unit 4 Reading and Thinking 课件-2022-2023学年高中英语人教版（2019）必修第三册

astronaut universe 宇航员 宇宙 orbit Unit 4 轨道：环绕 Space satellite launch发射 人造卫星 Exploration rocket spacecraft 火箭 宇宙飞船 vehicle交通工具 al-ln Ionto the moon? Ere-reading:Activity1 Predicton Look at the title and three pictures on your textbook,what may the passage talk about? Space:the Final Frontier A.a line that divides(分开) two coun'tries B.an area that is unknown Pre-reading:Activity 1 Prediction unknown Apollo 11 Moon Lan Space:the Final Frontier Space Exploration Rabbit accident Pre-reading:Activity 1 Prediction Choose the right answer for the question. What is the text type of the passage? B.Popular Science Article(科普说明文) C.News report While-reading:Activity 2 fill the blank Several sentences have been removed from it.Choose the correct sentence A-D to fill each gap. Learning tips: Circle the key words,such as nouns(名词) and pronouns(代词). While-reading Activity 2 fill the blank Circle the key words, such as nouns(名词)and pronouns(代词) 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 8 to lear 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. These disasters made everyone sad and disappointed,but the desire Challenger after to explore the universe never died.This is because people beleve in the accident the importance of camying on space exploration despite the huge risks. Before the mid-20th century,most people felt travelling into space was an impossible An example of this ongoing work is the Intemational Space Station. dream.However,some scientists were determined to help humans realise their dream to It orbi