Unit 4 Amazing Plants and Animals Section A 1a-1d 课件 2026-2027学年人教版英语八年级上册

该初中英语课件围绕“奇妙动植物”主题，核心教授形容词最高级用法，通过Free talk、动植物认知导入，结合听力捕捉关键词、特征匹配等任务，从原级过渡到最高级，搭建由浅入深的学习支架。 亮点在于融合听力理解、互动问答和知识竞赛，以蓝鲸、猎豹等实例培养语言能力（对话表达）和思维品质（比较推断），任务型练习提升学习兴趣和主动探究能力，教师可借助系统活动设计高效落实教学目标。

Unit 4 Amazing Plants and Animals Section A 1a-1d R 八年级上册 Free talk What’s your favorite animal or plant? Why? useful cute hard-working beautiful Do you know the following plants or animals? moss 苔藓 blue whale 蓝鲸 redwood tree 红杉 cheetah 猎豹 What facts do you know about these plants and animals? Look at the plants and animals. Use the words in the box to talk about them. beautiful big fast heavy large long old small tall short moss: blue whale: cheetah: redwood tree: old, small large, heavy tall, beautiful fast, beautiful What can plants and animals do? 1a While-listening Listen to the conversations and number the plants and animals in 1a in the order you hear them. 1b moss: blue whale: redwood tree: cheetah: small large tall fast 3 1 4 2 听力策略: 捕捉关键词 Listen again. Match the words with the plants and animals in 1a. Some have two answers. 1c moss: blue whale: redwood tree: cheetah: A. heaviest B. largest C. most beautiful D. oldest E. fastest F. tallest A. heaviest B. largest C. most beautiful F. tallest D. oldest E. fastest Emma: Yaming: Emma: Yaming: Emma: Yaming: Emma: Yaming: Emma: Hi, Yaming. What are you doing? Hi, Emma. I’m starting a test on . Sounds fun. Let’s take it together. OK. First question. What’s animal in the world? It’s the , right? Right. It’s also animal on earth. Next question. Which animal runs ? Oh wait! I just read about it. The runs the fastest. Right again! And I think it’s animal in the world. I completely agree with you. animals and plants the largest the heaviest the fastest the most beautiful Listen and fill Conversation 1 blue whale cheetah 一起做 同意某人 彻底地 Yaming: Emma: Yaming: Emma: Yaming: Emma: Yaming: Conversation 2 Now let’s answer the questions . What is plant in the world? Hmm, I’m not sure. Do you have any idea? Well, I think moss is plants. It appeared on earth around years ago Oh, look here. I’m correct! Interesting! Let’s go on! Which kind of tree is in the world? The redwood tree, right? Yes! I hope I can see some someday. about plants the oldest one of the oldest 470 million the tallest 出现 正确的 未来某一天 最高级 (superlatives) “heaviest” is the superlative of “heavy” “largest” is the superlative of “large” “most beautiful” is the superlative of “beautiful” “oldest” is the superlative of “old” “fastest” is the superlative of “fast” “tallest” is the superlative of “tall” 最高级用于 者或以上 的人/物比较,表示“最……”的概念。 结构公式: + 形容词/副词最高级 (+ ) 三 the 比较范围 old— oldest fast — fastest tall —tallest 一般情况下,在词尾加-est large — largest fine — finest 以字母e结尾的词,在词尾加-st heavy — heaviest easy — easiest early — earliest 以“辅音字母 + y”结尾的双音节词,先把y改为 i ,再加-est 形容词/副词最高级变化规则 big — biggest fat — fattest thin — thinnest 重读闭音节词,词尾只有一个辅音字母时,先双写该辅音字母,再加-est beautiful — most beautiful interesting — most interesting delicious — most delicious 多音节词和部分双音节词在词前加most 形容词/副词最高级变化规则 不规则变化 原级 最高级 good / well best bad / badly worst many / much most little least far farthest furthest GOOD, BETTER, BEST Good, better, best, Never let it rest, Till good be better, And better best. Bad, worse, worst, Never fight against, Get better and better, And you’ll be the best. Which animal is the biggest on land? giraffe What is the tallest animal on land? Which animal has the longest lifespan? Greenland shark (average life span: 400 years) Which plant grows the fastest? bamboo elephant Post-listening Ask and answer questions about the plants and animals in 1a. 1d What’s amazing about the blue whale? It’s the largest / biggest animal in the world. What’s the … animal/plant in the world? It’s the 一、写出下列单词的比较级和最高级。 1. good 2. comfortable 3. big 4. happy 5. cheap 6. many 7. difficult 8. little better best more comfortable most comfortable bigger biggest happier happiest cheaper cheapest more most more difficult most difficult less least 二、根据句意和汉语提示完成句子 1. The cheetah is the (最快的) animal on land. 2. Redwood trees are the (最高的)trees in the world. 3. Moss is one of the (最古老的) plants on Earth. 4. The blue whale is the (最重的) animal in the ocean. 5. The (红杉) forests are home to some of the largest living organisms on our planet. fastest tallest oldest heaviest redwood 三、完成句子 1.蓝鲸是世界上最重的动物。 The blue whale is the animal in the world. 2.乌龟移动得很慢,而兔子很快。 A turtle moves , but a rabbit is . 3.the, fastest, cheetah, runs, earth, on. (连词成句) 4.苔藓很小,但很美丽。 Moss is , but it is . 5.武汉是中国最著名的城市之一。 Wuhan is the most famous in China. heaviest slowly fast The cheetah runs fastest on earth. small beautiful one of cities 四、选用方框中的形容词或最高级填空 heaviest | largest | tallest | fastest | oldest | beautiful | small | fast 1.The blue whale is the animal in the world. It can weigh over 200 tons. 2.A cheetah is the land animal. It can run very quickly. 3.Redwood trees are the . They can grow over 100 metres. 4.A giant tortoise can live for more than 100 years. It is one of the animals. 5.Moss is , but it can grow almost anywhere. 6.The blue whale is also the animal by size. 7.A cheetah is , but a turtle is slow. 8.A sunflower is . It has bright yellow petals. heaviest fastest tallest oldest small largest fast beautiful 五、翻译题 1. 这个湖泊是我们城市里最深的湖泊。 This lake is the deepest lake in our city. 2. 蓝鲸是世界上最大的动物。 The blue whale is the largest animal in the world. 3. 蜂鸟是世界上最小的鸟类。 The hummingbird is the smallest bird in the world. 4. 这个花园里的玫瑰是我见过最美丽的。 The roses in this garden are the most beautiful I have ever seen. Read the conversations. Make a conversation with your partner about the plants or animals you know well and write it down. Homework $