Unit4 Amazing Plants Grammar Focus课件-2026-2027学年八年级英语人教版上册

该初中英语课件聚焦形容词最高级，通过“比较动物身高、体重、速度、大小”等问题导入，从具体动物特征比较过渡到最高级构成规则（单/双音节加-est、多音节加most及不规则变化），再到句子填空、短文补全等练习，搭建从感知到应用的学习支架。 其亮点在于融合情境教学与文化渗透，以动物比较激发兴趣，通过规则归纳和练习提升语言能力，引入银杏树象征希望与长寿的文化内容培养文化意识。采用“问题导入-规则讲解-实践应用-文化拓展”流程，学生能在情境中掌握语法，教师可直接利用结构化内容提升教学效率。

Can you compare their height/weight? The giraffe is the tallest among them. The elephant is the heaviest among them. Can you compare their speed? The cheetah runs the fastest. The turtle is the slowest. Can you compare their sizes? The ant is the smallest among them. The horse is the biggest among them. How do we form superlatives? 构成方法 原级 最高级 单音节词和部分双音节词 tall short fast high large late big fat thin easy heavy early 多音节词和部分双音节词 beautiful interesting popular tallest shortest fastest highest 一般情况下，词尾加-est largest latest 以字母e结尾的词，词尾加-st biggest fattest thinnest 重读闭音节词尾只有一个辅音字母时，先双写该辅音字母，然后词尾加-est easiest heaviest earliest 以“辅音字母+y”结尾的双音节词，先把y改为i，然后词尾加 -est most beautiful most interesting most popular 词前加most How do we form superlatives? My house is the farthest from school. She went the furthest in her research.  3b. Complete the sentences with the superlative forms of the words in brackets. The elephant bird was the biggest bird ever(3 meters tall)—it couldn’t fly and lived in Madagascar long ago.马达加斯加岛 the cutest the most beautiful the most colorful the highest the largest the heaviest 站立时高达... 重达... What do you know about this plant? ginkgo tree /ˈɡɪŋkəʊ/ 银杏树 Very old tree: Lived since dinosaur times! 🦕 Pretty leaves: Like green fans, turn yellow in fall. Super strong: Grows well in cities, hard to kill. Used for: Food (its seeds, called “ginkgo nuts”). Medicine (helps memory). 3c. Complete the passage with the superlative forms of the words in the box. the most ancient the most beautiful the best the most common the most popular What does the ginkgo tree symbolize(象征) in Chinese culture? Can you put them into complete sentences in English? 蓝鲸 最大，最重 最大 陆地动物 非洲象 猎豹 跑得最快 我认为 最有用 竹子 它也许是世界上最有趣的植物。 The blue whale is the largest and the heaviest animal in the world. The biggest land animal in the world is the African elephant. The cheetah runs the fastest among all land animals. I think the most useful plant in the world is bamboo. It is perhaps the most interesting plant in the world. Can you try responding to each sentence? Like a conversation! the cutest the most beautiful the most colorful (the) highest the largest the heaviest Yes! They look so funny when they eat bamboo! The lotus! It’s so pretty even though it grows in dirty water! So pretty! I wish I could have wings like that! The tree frog! It can jump really, really high—like a superhero! Wow! That’s taller than two men standing on each other’s shoulders! And heavier than 10 big dogs! 是的，它们吃竹子时看起来真好笑。 荷花！它虽然长在污水里，却还是那么美。 真漂亮，我希望我也有那样的翅膀！ 树蛙。它可以跳的非常非常高——就像超人一样！ 哇！这比两个人站在对方肩膀上还要高！而且比十条大狗加起来还重！ Role-play the conversation. You can give your own answers! the cutest the most beautiful the most colorful (the) highest the largest the heaviest Yes! They look so funny when they eat bamboo! The lotus! It’s so pretty even though it grows in dirty water! So pretty! I wish I could have wings like that! The tree frog! It can jump really, really high—like a superhero! Wow! That’s taller than two men standing on each other’s shoulders! And heavier than 10 big dogs! Can you match them? The ginkgo tree is one of the most ancient living trees on earth. Ginkgo trees first appeared over 200 million years ago.  When autumn comes, one of the most popular activities is to take a walk under ginkgo trees. People believe the bright yellow leaves can bring joy to their heart. Chinese people love the ginkgo, as it is a symbol of hope and long life. The ginkgo tree is one of the most common trees in streets, parks, and gardens across China. Many Chinese believe that the old ginkgo tree in the Zhongnan Mountains in Shaanxi Province is the most beautiful. Thousands of tourists come to see it each year, especially in mid-October, as it is the best time to see it. popular activity symbolic meaning common locations introduction best time and place to visit Let’s talk about this amzing plant! Use superlatives. popular activity symbolic meaning common locations introduction best time and place to visit Bamboo is the fastest-growing plant on Earth—it can grow up to 1 meter in just one day! a symbol of goodness summer, the Bamboo Sea forests, gardens take photos, draw pictures, eat bamboo shoots Sample Bamboo is the fastest-growing plant on Earth—it can grow up to 1 meter in just one day! In China, bamboo is not just a plant; it stands for the strongest spirit. If you want to see the most breathtaking bamboo forests, the best place to visit is Sichuan’s Bamboo Sea, especially in summer when everything is green and cool. Bamboo grows the most commonly in Asia’s warm forests, but people plant it in gardens worldwide too. What makes bamboo the most useful plant? People use it to make the simplest things (like chopsticks) and the strongest things (like bridges)! Many families also eat bamboo shoots—they’re really delicious! $