Unit 4 Section A （Grammar Focus）课件-2025-2026学年人教版（2024）英语八年级上册

该初中英语课件聚焦形容词和副词最高级的变化规则及运用，通过Free-talk导入“最喜欢的动物”，以宠物比较引入最高级，系统归纳加-est、most、双写、改y为i及不规则变化规则，再扩展到海洋动物、银杏、熊猫等话题，搭建从规则学习到话题表达的学习支架。 其亮点在于融合语言能力与思维品质，以动植物真实话题为载体，设计从填空练习到对话、报告的递进任务，如用“most beautiful”“friendliest”描述海洋动物，用银杏短文巩固规则，培养学生在语境中运用最高级的能力。学生能提升语言表达与话题积累，教师可借助系统活动设计高效开展语法与话题融合教学。

Amazing Plants and Animals Unit 4 Section A 第3课时 Learning objectives 通过本节课的学习，学生能够： 1. 归纳形容词与副词最高级的变化规则，并准确理解最高级形式在比较三个及以上事物时的表意功能； 2. 在比较动植物以及其他比较的生活场景中，准确运用形容词和副词的最高级描述动植物的特征，并能发表自己的看法。 重点 Free talk What’s your favourite animal? Why? Look and complete I have some pet animals at home: a tortoise, a golden fish and a seashell. Look at the picture and complete the sentences with the right form of the words. The seashell is the _________ (small). The golden fish is______ (big) than the seashell. The tortoise is the ______ (big) of the three. bigger biggest smallest The sea shell is the _________(shy). It never moves at the daytime. The tortoise is ______ (shy) than the fish. The golden fish is bey ______ (shy) . shiest shier shy Look and complete The golden fish is ______________(popular) than the seashell. The tortoise is ___________________(popular). My brother often plays with it and feeds it after school. more popular the most popular Look and complete Read and finish Read the superlatives and finish the tasks. smallest 一般情况下，形容词和副词变最高级直接在末尾加_______，以e结尾的，加-st，如tallest。 -est The golden fish has the _________(long) tail of the three pets. The turtle is the __________(young) of them. It is ___________ (young) than the fish and the seashell. It is only one month old. longest youngest younger Read and finish biggest 以重读闭音节结尾且末尾只有一个辅音字母的，要______这个辅音字母再加-est，如thinnest。 双写 Choose the odd one(选出不符合以上变化规律的词语): thin big large hot warm sad red quiet Read and finish shiest 以辅音字母加y结尾的，改y为__再加-est，如heaviest。 i My brother is _________(busy) after school than at school. He has to take care of his pets. My mother is the __________(busy) one in our family. She has to take care of the whole family. She gets up the ________(early) of us. busier busiest earliest Read and finish most popular 大部分两个或两个以上音节的形容词和副词，单词前面加_____变最高级，如most important。 most My brother thinks playing with the pets is the__________________ thing in the world. He gets the __________________ food for his pets. However, my father says he should spend more time on his study. It is the ______________ thing for him. most interesting most delicious most important Complete the sentences with the right form of important, delicious and interesting. Read and learn 不规则变化： good — better — best many/much — more — most bad/ill — worse — worst little — less — least old — older/elder — oldest/eldest Think and write Write the superlatives of the adjectives. good _______ funny _______ many _______ hot _______ easy _______ beautiful _______ wide _______ colourful _______ best funniest most hottest easiest most beautiful widest most colourful Look and say Sea animals are also different. Can you name these animals? sea turtle dolphin shark coral Look and talk What do you think of them? Talk about one of them with the superlative of these adjectives. sea turtle dolphin shark coral beautiful friendly dangerous heavy large small common —Which is the commonest? —I think the sea turtle is the commonest. Look and talk There were many ancient animals. Let’s meet them! dinosaur elephant birds mammoth Look and talk The dinosaur was one of the most familiar ancient animals to us. What about the others? Look and compare them. dinosaur elephant birds mammoth 在one of后面往往要接形容词的最高级，并且接名词的复数形式，表示“最……的……之一”。 Of the three animals, the dinosaur was the largest. Look and talk Which one of them was the largest? dinosaur elephant birds mammoth 当三者进行比较的时候，或者有of/among/in the world/on earth等表示范围的结构的时候，要考虑使用最高级。 Of the three animals, the dinosaur appeared the earliest. Look and talk Which one appeared the earliest? dinosaur elephant birds mammoth 当有of/among/in the world/on earth等表示范围的结构的时候，或者根据语境可以知道是三者或者更多作比较的时候，要考虑使用最高级。 Read and complete Complete the sentences with the superlative forms of the words in brackets. 1. Among all animals, I love pandas the best. I think they are ____________(cute) animals in the world. 2. Which do you think is __________________(beautiful), the rose, the peony, or the lotus flower? 3. Look at that butterfly! It has __________________ (colourful) wings. 4. Which animal jumps ____________ (high), the lion, the monkey, or the tree frog? 5. The elephant birds were ____________ (large) and ____________ (heavy) birds ever on earth. Some could stand up to three metres tall and weigh up to 860 kg. the cutest the most beautiful the most colourful the highest the largest the heaviest Look and say Some plants are also very ancient and amazing. Look at the picture. Do you know what tree it is? ginkgo Read and complete Complete the passage with the superlative forms of the words in the box. The ginkgo tree is one of ______________ living trees on earth. Ginkgo trees first appeared over 200 million years ago. Chinese people love the ginkgo, as it is a symbol of hope and long life. Many Chinese believe that the old ginkgo tree in the Zhongnan Mountains in Shaanxi Province is ________________. Thousands of tourists come to see it each year, especially in mid-October, as it is ___________ time to see it. The ginkgo tree is one of ______________ trees in streets, parks, and gardens across China. When autumn comes, one of ________________activities is to take a walk under ginkgo trees. People believe the bright yellow leaves can bring joy to their heart. ancient beautiful common good popular the most ancient the most beautiful the best the commonest the most popular Think and say Panda is also called “the living fossil”. It appeared 8 million years ago. Can you try to say something about it with the help of the sentence structures and the superlatives of the adjectives? Of all the animals, ____________________________. The panda is one of ___________________________. I think the panda is _________________________ in the world. beautiful lovely heavy large popular Give a report Try to give a report with the help of the mind map. What’s it like? What’s special? Why do people love it? Where do people see it? Tips: 1. Intonation 注意重读 ★★★ 2. Superlative 用到最高级 ★★★ 3. Content 内容丰富★★★ Summary know when to use the superlative. know the way to form a superlative. know many amazing animals and plants; love them and introduce them. -est; most…; … of…/in…/one of.../… After learning this lesson, I can Homework 1. Write down your report about the panda and try to add more information. 2. Review the usages and forms of superlatives. Thank you! $