Unit 4 The Earth：Reading 课件 2025-2026学年沪教版（2024）七年级英语上册

该初中英语课件围绕“地球的独特性与神奇之处”展开，涵盖地球在太阳系的位置、生命存在条件、地形生物多样性等核心知识。通过“Guess: What Am I?”谜语和“Earth expert”quiz导入，借助思维导图、段落结构分析及问题链搭建学习支架，帮助学生梳理知识脉络。 其亮点在于通过数字列举（距离、高度）、实例分析（动植物、地形）培养学生语言能力与思维品质，结合思维导图和dub video任务引导学生归纳表达。引用Chief Seattle名言渗透文化意识，强调地球保护责任。学生在合作中提升综合语言运用能力，教师可借助多样化活动增强课堂互动性。

Guess: What Am I? I’m spherical but I’m not a soccer ball I have a core but I’m not an apple I have a crust but I’m not a loaf of bread I have plates but food isn’t served on me I have a mantle but I’m not a fireplace I’m mostly covered by water but I’m not an iceberg 1 Unit 4 The Earth -Reading- 2 Who is the Earth expert? 3 Where is the Earth in the universe? (P52) the solar system the Sun the Earth Why is the Earth so special compared with other planets? The Earth is the ________ planet from the Sun. third 4 The Earth is the third planet from the Sun. (Distance: ______ million miles) The Earth is _____ enough to the Sun to be warm The Earth is __________ to the Sun that it stays away from the extreme heat Only the Earth can house liquid surface _______ and ________. (Water forms: liquid, _____, _____) Liquid water = ________ oceans and _____ system good for the atmosphere nutrient, rich _____ Why is the Earth special compared with other planets? 93 close not so close water life ice gas Life soil fresh water 5 What do you want to know? To show the Earth is “amazing”, what may the writer talk about? 6 To show the Earth is “amazing”, what does the writer mainly talk about in each paragraph? Places on Earth Plants on Earth Home to people Animals on Earth Introduction Can we change the order? living things /life amazing 7 S1: Para 2 + Para 3 S2: Para 4 + Para 5 To show the Earth is “amazing”, how does the writer develop each paragraph? (Read again and complete the mind map.) Earth places living things animals plants people 8 Places on Earth very _______ _______ cold Examples: areas near the ________ Examples: the __________ Poles f_____ and m________ highest mountain: _______ f_____ and d_______ r_______ and s____ the deepest part: _______ hot freezing equator North and South ields ountains ivers eas >8,800 meters eserts orests >10,000 meters Paragraph 2 To show the Earth is “amazing”, how does the writer develop each paragraph? The Earth is amazing because it has splendid landscapes! 9 the t______ trees: _______ the s______ plant= _______ Plants on Earth > 100 meters allest mallest a grain of rice Paragraph 3 To show the Earth is “amazing”, how does the writer develop each paragraph? The Earth is amazing because it has wonderful plants! 10 To show the Earth is “amazing”, how does the writer develop each paragraph? Animals on Earth l_______ s_______ (Examples) _____________________ (Examples) _____________________ (Examples) _____________________ s_______ and ky ea tigers, lions, birds, blue whales, Paragraph 4 The Earth is amazing because it has lovely animals! bears butterflies seahorses 11 To show the Earth is “amazing”, how does the writer develop each paragraph? food, water, air, energy xplore earn take care of Paragraph 5 the Earth People things we need (Examples:) __________________ e________, l_____ about and _______________ our home The Earth is amazing because it is our home! 12 What writing methods does the writer use to show the Earth is amazing? By listing NUMBERS By giving EXAMPLES The writer feels amazed that the Earth is truly the miracle of life! By making COMPARISON 13 After you read: Please dub the following video with the help of your mind map. Show everyone how amazing our Earth is! S1: Beginning + Earth in the universe S2: Places on Earth S3: Plants and animals on Earth S4: Humans on Earth + Ending Language tip: Begin with an introduction: The Earth is a/ an ___________ planet! End with a summary: Let’s ____________________. Comments The dubbers are loud and clear. What the dubbers say matches the video. The teammates work well with each other. I feel amazed at what the dubbers say. 14 15 Homework 基础作业 1. 模仿课本录音的语音、语调，朗读课文。 2. 完成p.55 Vocabulary practice 1，2。 3. 根据课文内容阐述你的观点：为什么地球对我们来说很重要？ 拓展作业 制作一幅展示地球之美的图文并茂的海报，呈现地形、地貌，以及生物的多样性。 $