Unit 4 Section A(3a-3c)-【初中学霸创新题】2025-2026学年新教材八年级上册英语同步课件(人教版2024)

第 3 课 时 (3a—3c) Unit 4 Amazing Plants and Animals Section A What can plants and animals do? 掌握新学单词和短语：land, African, rose, peony, lotus, butterfly, wing, frog, up to, weigh, ginkgo, believe, province, take a walk。 掌握形容词及副词的最高级形式的构成。 Learning Goals 1 2 能正确使用最高级形式来描述或谈论人或物。 3 掌握最高级的常用结构和比较级表达最高级的用法。 4 2 Revision cheap big close friendly popular interesting good/well bad/badly much/many 写出下列单词的比较级 cheaper bigger closer friendlier more popular more interesting better worse more We use comparatives to say that one thing or person is “more… than” another. Is Ella taller than Emma? No, she is shorter than Emma. Look at these sentences about animals and plants. What if we want to talk about the MOST of something? 形容词比较级一般用在比较两个人或事物的时候。当对三者或三者以上的人或事物进行比较, 表示“最……”的含义时，需用最高级。 Read the sentences and translate. Try to translate all the sentences. 3a Question: Which parts of speech（词性） have superlative forms? Read the sentences and notice the words in bold. What are the ways to form a superlative adjective or adverb? Do you know the rules? Let’s figure out the number of syllables of each, and see how they are regularly changed. 单音节large最高级 双音节heavy最高级 单音节 big最高级 单音节fast最高级 双音节useful的最高级 双音节interesting的最高级 late—latest early—earliest big—biggest 重读闭音节、末尾只有一个辅音字母，先双写该辅音字母，再加-est 一般情况，单音节词在词尾加-est 以e结尾的词，只需加-st 以辅音字母加 y 结尾双音节词，变 y 为 i 后，再加 –est 部分双音节和多音节词在原级前加most tall—tallest 形容词和副词最高级构成 (规则变化) quickly-most quickly careful-most careful fat-fattest sad-saddest cheap-cheapest fast-fastest fine-finest safe-safest happy-happiest easy-easiest difficult— more difficult 最高级有规律，词尾加上 -est。 结尾若有字母 e，直接加上 -st。 辅音字母加 y，y 变 i，再加 -est。 一辅重读闭音节，末尾字母要双写。 形、副单词多音节，须把 most 前面贴。 最高级规则变化助记口诀 形容词和副词最高级的不规则变化 特殊记 原级 最高级 good / well best bad / badly/ill worst many / much most little least far farthest furthest old oldest eldest cheap big close friendly popular interesting good/well bad/badly much/many 写出下列单词的最高级 cheapest biggest closest friendliest most popular most interesting best worst most 2. “主语 + be + the + 形容词最高级 + in/of 短语”意为“……是……中最……的”。 1. “主语 + 实义动词 + (the) + 副词最高级 + in/of 短语”意为“……在……中……得最……”。 This is the biggest city in China. She is the most intelligent of all the students. He runs (the) fastest in the class. This car sells (the) best of all the models. Language points 3. “主语 + be + one of + the + 形容词最高级 + 可数名词复数 + in/of 短语”意为“……是……中最……的……之一”。 4. “疑问词（组）+ be + the + 形容词最高级，A，B or C?”用于三者的比较。 Shanghai is one of the largest cities in China. This novel is one of the most interesting books of this year. Which is the tallest, the tree, the building or the tower? Who is the youngest, Tom, Lucy or Lily? Which sport do you play best, basketball, football or tennis? When will the flowers grow fastest, in spring, in summer or in autumn? 5. “疑问词（组）+ 助动词 + 主语 + 动词原形 + (the) + 副词最高级，A，B or C?” Mount Qomolangma is the first highest mountain in the world. The Yangtze River is the third longest river on Earth. 6. “the + 序数词 + 形容词最高级 + 名词”意为“第几……的……”。 Let’s review! Do you remember these sentences? Review You play the Chinese flute better than anyone else in our music club. 你吹中国笛子比我们音乐俱乐部里的其他任何人都好。(你吹得最好) I love playing sports more than anything. 我最喜欢运动。 比较级表示最高级 “比较级 + than any other + 可数名词单数”意为“比其他任何……都……”，强调在同一范围内作比较。 He is taller than any other student in his class. 他比班上其他任何学生都高。 = He is the tallest student in his class. 他是班上最高的学生。 说明：“他” 属于班级成员，与同班其他学生比较。 比较级表示最高级的用法 比较级表示最高级的用法 “比较级 + than any + 可数名词单数”意为“比任何……都……”，强调不在同一范围内作比较。 A tiger is stronger than any deer in the forest. 老虎比森林里的任何鹿都强壮。 说明：老虎和鹿是不同种类的动物，不属于同一群体，强 调跨类别比较。 比较级表示最高级的用法 否定词与比较级连用可表达最高级的含义。 — What do you think of the TV show? 你认为这个电视节目怎么样？ — Great! I have never seen a better one. 棒极了！我从没看过（比这）更好的电视节目。 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. Complete the sentences with the superlative forms of the words in brackets. the cutest the most beautiful the most colourful (the) highest the largest （the）heaviest 3C ancient beautiful common good popular 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 ____________________. This tree is over 1,400 years old. 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. the most ancient the most beautiful the best the most common the most popular Complete the passage with the superlative forms of the words in the box. 一、单项填空 1. Steve is one of ________ boys in our class. A. strong B. stronger C. most strong D. the strongest 2. It is the ________ clothes store in the town. A. goodest B. good C. best D. better 3. Mr Yang is very friendly to us. He is ________ of all the people I know. A. patient B. less patient C. the most patient D. more patient 4. —What is your favorite subject, Mary? —Of all the subjects, I like science ________ because it is interesting. A. well B. better C. best D. the better D C C C Practice 5. Who sings ________, Tom, Jack or Bill? A. more beautiful B. more beautifully C. the most beautifully D. the most beautiful 6. (2025•黑龙江龙东中考） —The sight of the Yellow River is quite beautiful. Is it the longest river in China? —No, it is ________ longest river in China. It’s the “Mother River” of the Chinese people. A. second B. the second C. a second C B 二、用括号内所给单词的正确形式填空 1. Elephants are the_________(large) land animals on earth. 2. （2025•黑龙江龙东中考）After graduating from his university, he chose one of the __________ (far) villages in Heilongjiang to be a volunteer. largest farthest 3. She works ____________________ (careful) in her school. 4. Who goes to bed ____________ (late), Jim, Tom or Jack? 5. I think turkey is ______________________ (delicious) of all. （the） most carefully （the） latest the most delicious Summarize the rules and usage of the superlatives. Preview the words of Section B. Homework 绿卡图书—走向成功的通行证 $$