牛津译林版（2019）英语选择性必修3 Unit 2 Out of this world Project 教案

《英语》（选择性必修·第三册） Unit 2 Out of this world Project I. Learning objectives By the end of the lesson, students will be able to: 1. be familiar with names and positions of the seven planets; 2. talk about possibility of living on the seven planets and the moon; 3. learn the core vocabulary; 4. understand the profile How to live on Mars; 5. make a profile on how to live beyond the Earth. II. Key competence focus 1. Exhibit the students’ imagination. 2. Develop the students’ power of finding problems and solutions. 3. Improve the students’ writing skills. III. Predicted area of difficulty 1. Dialogue about the possibility of living on the seven planets and the moon. 2. Making an essay on how to live beyond the Earth. IV. Teaching procedures T greets the class. T: Class begins, boys and girls! Good morning/afternoon! Step 1 AP27 Discussing the seven planets and the moon where humans could possibly live. 1. Identify the seven planets T: Look at the chart. What is it T: It’s the chart of the solar system. T: What is the first sphere T: It’s the sun. T: Eight planets refer to the eight major planets in the solar system. According to the distance from the sun, they are 2. _____ 3. _____ 4. _____ 5. _____ 6. _____ 7. _____ 8. _____ 9. Answers: 1. The sun 2. Mercury / m kjur / (水星) 3. Venus /’vi n s/金星4. Earth 5. Mars 6. Jupiter / d u p t / (木星) 7. Saturn / s t n/ (土星) 8. Uranus / ‘j r n s/ (天王星) 9. Neptune / neptju n/海王星 2. BP27 Discuss the seven planets and the moon where humans could possibly live. T Work out the dialogue tips together with students. Mars is a rather harsh environment no oxygen in its atmosphere very cold radiation the atomospheric pressureIn a protected environment in a heated capsule with source of oxygen. Sample answers: W: Can humans live on Mars M: It’s hard to do it, because Mars is a rather harsh environment. W: Would you please tell me more about it M: First, Mars has essentially no oxygen in its atmosphere. Hence a human could live for 2 or 3 minutes in the Mars atmosphere. After that, human would die. W: That’s terrible. M: Secondly, it is very cold on the Mars. W: So we would die of freezing and lack of oxygen on Mars. M: You are right if unprotected. Thirdly, radiation. W: We need protection against radiation to be healthy and not get cancer. M: There’re many other problems. For example, the atmospheric pressure is not suitable for humans just like how when you go deep in the ocean the pressure increases. W: Oh, it’s hopeless! M: However, humans could live in a protected environment in a heated capsule with source of oxygen. W: I hear there is currently a mission planned by a private company to send humans to permanently live on Mars! M: Time will tell if they’re successful. 【设计意图：首先帮助学生认识太阳系八大行星的名称和位置，然后讨论人类殖民的可能性。为后面写作奠定基础。】 Step 2 CP27 Understanding the profile “How to live on Mars” T asks students to read through the profile and an ... ...