Unit 4 Section B (3a-3c) Writing & Project 课件 2025-2026学年人教版（2024）英语八年级上册

Amazing Plants and Animals Unit 4 Section B (3a-3c) Writing & Project 1 Learning Objectives By the end of this lesson, we will be able to: 1. master the usage of superlative forms of adjectives and adverbs through learning about the blue whale as the “largest and heaviest” animal; 2. improve their writing skills, such as using appropriate personal pronouns and tenses; 3. understand the significance of plants and animals in the world and realize the need to take care of them. 2 B(3a-3c) Read the text and complete the table. Blue whale facts Weight Where they live Food How long they live Role in ecosystem 200 tons live in all oceans except the Arctic Ocean the tiniest animals in the ocean up to 90 years help to create a lively and healthy ecosystem The Blue Whale The blue whale is the largest and heaviest animal on earth. It can weigh as much as 200 tons. Many people like watching blue whales swim, and they think it is one of the most beautiful things to see. Blue whales live in all oceans except the Arctic Ocean. They eat a lot,but they eat some of the tiniest animals in the ocean. A blue whale can eat around four tons of these a day. Blue whales can live up to 90 years. When a blue whale dies at sea, it becomes food for many kinds of animals living in and around the sea. This food lasts for over a year and it helps to create a lively and healthy ecosystem. Blue whales play an important role in our world, so we must protect them. Purpose: 训练学生通过阅读提取关键信息,理解文章结构,为后续语言输出打下基础。 3 Hello everyone! My name is Billy the Blue Whale. I am _ I’m heavy, but I _. I live in _. I can eat _. B(3a-3c) lmagine you are a blue whale. Use the first person to rewrite the first paragraph. the largest and heaviest animal on earth. love swimming all oceans except the Arctic Ocean around four tons of the tiniest animals a day Purpose: 通过第一人称改写和段落补充活动,巩固文本理解,提升语言转换与逻辑表达能力。 4 B(3a-3c) Complete your passage about the blue whale based on the text in 3a. 5 Guessing game Which is the oldest tree in the world? 欧洲云杉 Old Tjikko 龙血树 Dragon's Blood Tree 现存最古老的树—欧洲云杉(Old Tjikko):在瑞典的一个国家公园被发现,它的根至少有 9500 年的历史,不过树干相对年轻。由于其无性繁殖特性,它仍在生长。 6 Guessing game Which is the biggest animal in the world? 蓝鲸 blue whale 大象 elephant 世界上最大的动物是蓝鲸。 体型数据 长度:成年蓝鲸的体长通常可达 25 米左右,甚至有记录显示部分个体可超过 30 米。比如,在南极海域曾发现过体长 33 米的蓝鲸。 体重:一般在 150 吨至 180 吨,有的大型个体体重可超过 200 吨。据估算,它的体重相当于约 2500 个成年人的体重总和。 7 Guessing game Which is the smallest plant in the world? 芜萍 wolffia arrhiza 玫瑰花 rose 世界上最小的种子植物是芜萍, 也被称为无根萍。 形态特征:芜萍细小如沙粒,是世界上最小的种子植物和开花植物。其叶状体呈卵状半球形,单一或二代相连,直径约 0.5-1.5 毫米 8 Guessing game Which is the cutest animal in China? 考拉 koala 熊猫 panda 熊猫 中国一级保护野生动物,是中国的特有物种,列入中国《国家重点保护野生动物名录》)一级。 9 Guessing game Which is the most dangerous animal in the world? 蚂蚁 ant 黑寡妇蜘蛛 black widow spider 黑寡妇蜘蛛 毒性:雌性黑寡妇蜘蛛的毒液比普通响尾蛇的毒液强 15 倍,被咬后会引起严重的肌肉疼痛和痉挛,以及腹部绞痛,症状可持续一周左右。 10 There are so many “the most…animals/plants” in the world. Which one interests you most? I think the panda is the cutest animal in the world. Here is a poster of the panda! It will help you know more about it. 名称:大熊猫 分布地点:中国四川分布居多 生活习性:主要以竹子为食,每天大部分时间用于进食和睡觉,生性慵懒,动作憨态可掬。 濒危信息:国家一级保护动物,在《世界自然保护联盟濒危物种红色名录》中为易危级别。 呼吁标语:“保护熊猫,守护这世间最可爱的生灵,让它们的萌态永远延续!” 美化组做一张介绍熊猫的海报标题命名为 The Cutest Animal , 海报内容包含以下信息 Do you want to make a poster for “the most…animal/plant”? 11 What does a poster of “the most…animal/plant” have? title标题 name名称 location分布地点 feature特征 meaning意义 Let’s make our posters! Purpose: 激发兴趣并培养综合能力(研究、合作、创意展示),引导学生在真实情境中运用英语。 12 Step 1 Choose or create the title of your poster. 选择/创造海报标题。 13 Five students as a group. Think about a plant or an animal you want to talk about. You can choose from the following titles or create by yourselves. The Strangest Animal The Most Beautiful Animal The Cutest Animal The Oldest Tree The Most Amazing Plant The Most Popular House Plant 14 Step 2 Prepare the content. 准备海报内容。 15 1. Search for pictures of the animal/plant you choose. Pick the most presentative(最具代表性的)one. 2. Think about the following questions and search for the answers. •What is its name? •Where does it live / grow?(location) •Why did you choose it?(meaning) •What are some interesting facts about it?(feature) 16 Step 3 Prepare the tools. 预备工具。 17 What do we need? paper 纸 markers 彩色马克笔 photo 照片 pencil 铅笔 TOOLS READY glue 胶水 18 Step 4 Make and show your poster! 制作展示海报吧! 19 Present and report your poster to the class. 1. Gift for presenters: Who shows, who gets the chance! 2. Gift for the top design! The best 3 reporters will get gifts! 20 Check your presentation! I can introduce the animal/plant clearly with the poster. I use superlaratives correctly. I can report loudly and confidently. Check your poster! Present your poster to the class. Beautiful design Correct title Meaning Feature Location Step 5 Pick the best poster. 22 Let’s vote! Decide who has the best poster. Vote for the best ones. Name The best poster! The best presentations! 23 Protecting animals and plants is Protecting ourselves! Assessment What I can do Me Partner 1 What amazing plants and animals did you learn about in the unit? 2 When do you use the superlative forms of adjectives and adverbs? 3 Can you describe some amazing plants or animals in the world? 4 How are we connected with plants and animals? * Assess your learning of new words and grammar by doing the exercises. Result: Weak Good Wonderful l am good at _. I need to spend more time on _. My action plan: _ 26 定义 最高级是形容词或副词的一种语法形式,用于表示在一定范围内,某一事物或人在某种性质、特征或动作等方面超过其他所有同类事物或人,处于最极端的程度。 结构 1. 通常在形容词的原形后面加上 -est 构成。 2. 以不发音的 e 结尾的形容词,直接加 -st。 3. 以 “辅音字母 + y” 结尾的形容词,变 y 为 i,再加 -est。 4. 大多数多音节形容词,在其前加 most 。 例句 This is the biggest apple in the basket. 这是篮子里最大的苹果。 She is the most beautiful girl in our school. 她是我们学校最漂亮的女孩。 形容词最高级 27 28 一、句型转换。 She is tall. They have many books. My mother is beautiful. We have cute animals. 将下列句子改为最高级。 She is the tallest. They have the most books. My mother is the most beautiful. We have the cutest animals. 29 二、用括号中形容词、副词的比较级填空 This is the _(tall) building in our city. Among all the students, he runs _(fast). Which season do you like _(well), spring, summer, autumn or winter? This is the _(interesting) book I have ever read. She is the _(careful) girl in her class. the tallest the fastest best most interesting most careful 30 31 Present and introduce the poster to your family members. Basic homework Practical homework Review the superlative degree and finish the exercises and check the answers. Search for more information online about the animal/plant you choose. Try to make your poster better. Extended homework 32 null 61099.22 $