Unit4Task- Life on Mars课件-2025-2026学年译林版（2012）九年级英语下册

该初中英语课件围绕“火星生活指南”写作任务，通过火星知识小测验和情境导入激发兴趣，以蜘蛛图梳理思路、模型学习提供范例、句子升级及连接词练习为支架，帮助学生构建包含引言、主体、结论的清晰写作结构。 其亮点在于以任务驱动整合语言能力与思维品质，如Idea builder引导学生从住房、学校等方面创意设计，培养想象力和问题解决能力。通过主题句+细节+例子框架及评价表，提升学生逻辑表达和自主学习能力，教师可借助完整流程高效开展情境化写作教学。

U4 Life on Mars Task：A guide to living on Mars —苏州国裕外语学校 秦莹 Move to Mars！ It is believed that humans could live on the planet Mars by the year 2100. Here is your mission(任务)! Hello, boys and girls! I am the leader of the Mars Government. In the year 2100, humans will begin a new life on Mars because Earth is becoming crowded and polluted. We need smart planners to design the future on Mars. And that means YOU! Your mission is to design life on Mars and create a guide for people on Earth. We need your great ideas! Mars Challenge 1 — a quick quiz! 6. A day on Mars is longer or shorter than that on Earth? 1. Is Mars the closest planet to Earth? 2. What do we call Mars? The Red Planet or The Blue Planet? 3. How many moons does Mars have? 4. The gravity on Mars is about ______ of that on Earth. 5. What colour is the sunrise and sunset on Mars? 7. Is it hot or cold on Mars? 3/8 To test how much do you know about Mars 4 Daniel is also a future Mars planner. He started to make a guide to living on Mars. He planned to write about four aspects(方面). Mars challenge 2: Model study ▲ A shopping Entertainment(娱乐) Money Transport(交通) Daniel is also a future Mars planner. He has already started his work. Look — he made a spidergram about life on Mars. But it is not complete yet. Can you help him finish it? 5 a Cars fly in the air e Many online theatres b Low-gravity basketball games f Planet Mars Bank c Traffic with no air pollution g Goods from the Earth are hard to find d Space clothes and food h Visit the two moons Mars challenge 2: Model study Here are some creative ideas from Daniel. Daniel is also a future Mars planner. He has already started his work. Look — he made a spidergram about life on Mars. But it is not complete yet. Can you help him finish it? 6 (4)__ Stored in the (1)____ Life on Mars Money ¥1 is worth around M$10. Shopping (5)___ (6)___ Entertainment Online games are very popular (2)__ Transport Lots of shopping malls Comfortable (7)___ (3)__ (8)___ Electronic f h d g c a b e Think: Why did Daniel make a spidergram? Tip1: Before writing, we can make a spidergram to let our ideas clearer and more organized. A spidergram Daniel is writing his draft. Help him complete it. Use the information on page 62 to help you. Here is a guide to living on Mars in the future. On Mars, we use Mars dollars. We get about M$10 for every ¥1, but we never see any of it! Mars dollars are electronic and are stored in the (1)_________________. A very popular form of entertainment is online games. They make us feel like we are really inside the games! There are also many (2)______ theatres. There are (3)_________ to visit, but most people may prefer to watch the amazing low-gravity (4)___________ instead. two moons basketball games Planet Mars Bank online ▲ B Now let’s see how he writes these ideas according to his spidergram. Here is his draft, we need to help him complete the guide. 9 There are lots of (5)____________ on Mars. They sell (6)_____________ and food. Most things are cheap on Mars. Goods from the Earth are (7)___________. The public transport system is (8)_________, and it produces (9)_______________. If you want to drive, you can buy a car which (10)_______________! Life on Mars is interesting, isn't it? shopping malls space clothes hard to find comfortable no air pollution can fly in the air I_________ M_______ C________ Money Entertainment Shopping Transport Introduction Main body Conclusion Tip2: A clear structure can make our guide more logical(有逻辑的). Let’s take a look at Daniel’s guide. What‘s the structure of it？ How many parts can you see in Daniel’s guide? 11 Here is a guide to living on Mars in the future. On Mars, we use Mars dollars. We get about M$10 for every ¥1, but we never see any of it! Mars dollars are electronic and are stored in the (1)_________________. A very popular form of entertainment is online games. They make us feel like we are really inside the games! There are also many (2)______ theatres. There are (3)_________ to visit, but most people may prefer to watch the amazing low-gravity (4)_____________ instead. two moons basketball games Planet Mars Bank online Tip3: Remember to use __________+ _____(_______) to explain our ideas better. t____ sentence d______ e________ topic sentence details examples details examples topic They make us feel like we are inside the games. Mars dollars are electronic and are stored in the Planet Mars Bank. Mars dollars are fully electronic and are safely stored in the Planet Mars Bank. The public transport system is comfortable. The public transport system is very comfortable and fast. Tip 4: We can use some_________ and _________to make our article more vivid. adjectives adverbs Mars challenge 3—Sentence upgrade Now we already know how to add details. But how can we make our sentences better? 13 Let’s compare and have a try! They sell space clothes and food. They sell ________ space clothes and ________food. They make us feel like we are really inside the games! They make us feel like we are _______ inside the ______ games! The public transport system produces no air pollution. The public transport system produces no air pollution because it uses clean energy. Let’s compare and have a try! Tip 5: We can use some c_________ and clauses(从句) to add more logic(逻辑). Most things are cheap on Mars. Goods from the Earth are hard to find. Most things are cheap on Mars, but goods from the Earth are hard to find. conjunctions There are lots of shopping malls on Mars. They sell space clothes and food. There are lots of shopping malls on Mars, ______ they sell space clothes and food. There are also many online theatres. There are also many online theatres so we can _______________. Let’s compare and have a try! 16 What else may Mars immigrants(移居者) care about? Mars challenge 4: Idea builder Wood/Bricks/ Rocks/ ... Round/Square/ ... Underground/ Float in the air/ ... Houses Our Houses on Mars are very___________. The houses on Mars are ______________ (because/and/but/so...) They are ______________ (because/and/but/so...) They are made of______________(because/and/but/so...) (The houses can also_____________) imagination Excellent job, all my super Mars Planners! You’ve mastered all 5 writing tips perfectly, and now you’re fully ready to create your own Mars guide! But first… you need ideas.” 18 Mars challenge 4: Idea builder Special activities: Low-gravity basketball games/ ... Chinese/Maths/ Science/... Real teachers/ E-teachers/Robots/ ... School life School life on Mars is very___________. On Mars, we learn ___________(because/and/but/so...) ______________ teach us (because/and/but/so...) At Mars school, we have many special activities. For example,.... imagination Excellent job, all my super Mars Planners! You’ve mastered all 5 writing tips perfectly, and now you’re fully ready to create your own Mars guide! But first… you need ideas.” 19 Mars challenge 4: Idea builder E-doctors /Health robots ... Pills/ Space vegetables/ 3D printed food/ ... Scientists/Farms/ 3D printer/... Health&Food Excellent job, all my super Mars Planners! You’ve mastered all 5 writing tips perfectly, and now you’re fully ready to create your own Mars guide! But first… you need ideas.” 20 Mars challenge 4: Idea builder Special Mars rocks/ Mar sights/... Cars/Bikes /Special machines /... On Mars/ Around Mars/ ... Travel Excellent job, all my super Mars Planners! You’ve mastered all 5 writing tips perfectly, and now you’re fully ready to create your own Mars guide! But first… you need ideas.” 21 It’s your turn, future planners! 📌 Our Group Mission Discuss your Mar life area and finish your spidergram on the card. (3min) Write down your own Mars Guide based on your group ideas. (8min) Excellent job, all my super Mars Planners! You’ve mastered all 5 writing tips perfectly, and now you’re fully ready to create your own Mars guide! But first… you need ideas.” 22 Life on Mars Wood/Bricks/ Rocks/ ... Round/Square/ ... Underground/ Float in the air/ ... Houses Special activities: Low-gravity basketball games/ ... Chinese/Maths /Science/... Real teachers/ E-teachers/Robots /... School life E-doctors /Health robots ... Scientists/Farms/ 3D printer/... Health&Food Pills/ Space vegetables/ 3D printed food/ ... Special Mars rocks /Mar sights/... Cars/Bikes /Special machines /... On Mars/ Around Mars/ ... Travel ✔ Tick what you can find: ☐ A clear topic sentence ☐ Good details (more than one idea) ☐ Nice adjectives (interesting / useful…) ☐ Conjunctions and clauses (because / so/...) ☐ Creative Mars ideas I think this group can be ______ because they have ______. Great writing = topic + details + good language + imagination 4–5 ✔ 🌟 Chief Mars Planner (Pass!) 2–3 ✔ 🌟 Senior Mars Planner (Pass!) 0–1 ✔ 🌟 Junior Mars Planner (Keep going!) Show time! 24 Excellent job, all my official Mars Planners! Today, you’ve mastered the 5 golden writing tips: from organizing ideas with a spidergram, to writing a clear, vivid paragraph with topic sentences, vivid adjectives and logical conjunctions. Congratulations! Every one of you has finished your mission perfectly! Remember: We imagine life on Mars, not to run away from our Earth. We imagine the future, just to learn how to better cherish and protect our only home. ! For Mars, For Earth, For Our Future! Your imagination today, is the power to change the world tomorrow! Level 1: Required Add a clear introduction and conclusion to your Mars life paragraph complete a full passage of at least 80 words. Level 2: Choose to do Include some drawings to your future guide. Homework $