Unit 4 Grammar Focuse【精品课】 2026-2027学年八年级英语上册同步精品课件（新教材人教版）

SectionA Grammar Focus Unit4 Amazing Plants and Animals Learning Objectives After this lesson, you are able to: Know how to form the superlative degrees of adjectives and adverbs. Use superlatives to compare three or more things. Describe animals' and plants' features with superlatives and share your ideas. Brainstorm What amazing animals do you know? tiger elephant cheetah koala /kəʊˈɑːlə/ gazelle /ɡəˈzel/ dolphin /ˈdɒlfɪn/ panda sloth /sləʊθ/ monkey blue whale lion Brainstorm moss bamboo (shoots) peony /ˈpiːəni/ rose/rəʊz/ sunflower ginkgo/ˈɡɪŋkəʊ/ tree lotus/ˈləʊtəs/ flower What amazing plants do you know? Watch and check What’s the video about? Watch and answer Animal and plant superlatives 最高级 Giraffes are the __________ animals in the world. Giraffes are the tallest animals on land. Their long necks help them eat __________(high) leaves on trees. They have _________(long) legs of all the animals. tallest the highest the longest Complete the sentences with the superlative forms of the words in brackets. Cheetahs run the ______________ in the world. They gain speed(加速) ______________(quickly) , reaching 110 km/h in seconds! When hunting, they move _______________(silently) through tall grass. Baby cheetahs learn to hunt _____________ (early) among big cats – at just 6 months old. fastest (the) most quickly (the)most silently (the) earliest African elephants are the __________ and __________ land animals in the world. They have __________(long) “noses” and __________(big) ears! They drink __________ (much) water daily – over 200 liters. Baby elephants are __________(tiny微小的) when born but grow the fastest. Watching baby elephants play is one of Africa’s _______________(wonderful) sights! biggest heaviest the longest the biggest the most the tiniest most wonderful 名词所有格后省略the Roses are __________(sunny) flowers, always turning toward light. Tulips bloom(开花)__________ (early) in spring with __________(pretty) colors. When butterflies dance the most gracefully, it creates __________(happy) sight in the garden. This colorful world is nature’s _______________ (cheerful欢快的) gift to us! 玫瑰花 郁金香 优雅地 There are the _________ __________ flowers and __________ __________ butterflies in the garden. most beautiful most colorful the sunniest (the)earliest the prettiest the happiest most cheerful 名词所有格后省略the The panda thinks he is the__________ and __________ __________ animal. Do you agree? cutest most popular Pandas are one of ______________(popular) animals in the world. These black-and-white bears love bamboo _________(much) – it's 99% of their diet. Pandas live in misty Sichuan mountains. As symbols of friendship, they're China's _________(dear) gifts to other nations. Protecting them is our ______________(important) duty! the most popular (the) most dearest most important 名词所有格和形容词性物主代词后省略the The blue whale is the _______ and the ________ animal in the world. The ________ land animal in the world is the African elephant. The cheetah runs the _________ among all land animals. The _________ animal in the world is the dolphin. The __________ animal in the world is the giraffe. The _________ animal in the world is the sloth. The ________________ animal in the world is the mosquito. largest heaviest biggest fastest smartest tallest laziest most dangerous superlative forms 最高级形式 What degree of comparison do these sentences show？ 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. the largest the heaviest the most interesting the most useful the fastest The biggest Superlative Which parts of speech (词性) have superlative forms? adj. adj. adv. adj. adj. adj. adjective 形容词 adverb 副词 (一)含义: 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,需要用最高级. 最高级的概念 最高级的构成规则 最高级的句型结构 形容词最高级的前面一般要加定冠词the，副词最高级前的the可以省去。 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. . the largest the heaviest the most interesting the most useful the fastest The biggest Write down the positive forms (原级) of these words. heavy-heavily big-biggest fast-fastest large-largest useful-most useful interesting-most interesting What are the ways to form a superlative adjective or adverb? Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 quickly popular colourful beautiful funny easy early cute nice late thin fat hot short long high heavy-heavily big-biggest fast-fastest large-largest useful-most useful interesting-most interesting shortest longest highest cutest nicest latest thinnest fattest hottest funniest easiest earliest most quickly most popular most colourful most beautiful 单音节词和部分双音节词 1.一般在词尾加est 4.以辅音字母加y结尾的双音节词,改y为i再加est 2.以字母e结尾的词,加st 3.词尾只有一个辅音字母的重读闭音节词,双写辅音字母,加est 多音节词和部分双音节词 5.在词前加most Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 懒人笔记资料库制作,资料已申请版权,请认准懒人工作室购买,请勿侵权,请勿私自传播,谢谢!!! 公众号:懒人笔记资料库 wx助理号:lanrenbiji456/13540328504 最高级有变化，一般词尾加 -est。词尾若有字母 e,直接加 -st 就可以。辅音字母若加y,记得将y改为i。一辅重读闭音节,末尾字母要双写。多、双音节有规律,词前加 most 就可以。 规则变化助记 There are always special friends who don’t follow the rules. Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 Regular Superlatives 原级 比较级 最高级 good/well bad/ ill/ badly many/ much little old far better best worse worst more most less least older/elder oldest/eldest farther/further farthest/furthest Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 Irregular Superlatives thin fine dry early exciting nice big happy funny beautiful slow comfortable tall +est +st 双写+est 变y为i+est 词前+most 不规则 much little good 点击苹果 Classify the words 。 much little good more better less best least 说出下面单词的比较级和最高级形式 most Grammar Focus Practice the superlative adjectives and adverbs. clever __________ cheaply __________ large __________ nice __________ well __________ busy __________ hard __________ glad __________ little __________ beautiful __________ tidy__________ heavy __________ far __________ bad __________ colourful__________ popular__________ old__________ commom__________ cleverest most cheaply largest nicest best busiest gladdest least heaviest tidiest worst hardest most beautiful farthest/furthest most colourful most popular oldest most commom Grammar Focus 形容词(adj.)和副词(adv.)的最高级的用法 Redwoods are among ___________ trees in the world. China’s ____________(long) river is the Yangtze River. Their ________ (fast) running speed can hit 112 km/h — they’re cheetahs, the world’s swiftest land animals. Among all trees, bamboo grows __________________ (quick) —it can even grow over a meter in one day. 形容词最高级前一般要加the； 副词最高级前可加the, 也可省略。 longest fastest the tallest (the) most quickly 形容词最高级前一般要加the，但如果其前有_________________或___________等修饰语时, 则不再用定冠词the。 副词的最高级前面可以加定冠词the, 也可以______。 形容词性物主代词 名词所有格 省略 Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 ① 主语 + be动词 + the + 形容词最高级 + in/of/among 短语. 表示 “...是...中最...的” The blue whale is the largest animal in the world. The sunflower is the tallest flower of all common garden plants. ② 主语 + 实义动词 (+ the) + 副词最高级 + in/of/among 短语. 表示 “...是...中最...的” Cheetahs run (the) fastest among land animals in the world. Bamboo grows (the) most quickly of all small trees in China. Let’s read and summarize Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 Let’s read and summarize ③ 主语 + be + one of the + 形容词最高级 + 可数名词复数 + in/of 短语. 表示 “...是...中最...的之一” The panda is one of the most popular animals in China. The rose is one of the most beautiful flowers of all garden plants. ④ 疑问词(组) + be动词 + the + 形容词最高级, A, B or C? 表示 “三者当中...是最...的” Which is the tallest, the giraffe, the elephant or the horse? Which is the most beautiful, the rose, the lily or the daisy? Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 ⑤ 疑问词(组) (+ 助动词 + 主语) + 动词( + the) + 副词最高级, A, B or C? 表示 “三者当中...是最...的” Which plant grows the most slowly, the cactus, the grass or the tree? Which animal do you like best, the cat, the dog or the rabbit? ⑥ the+序数词+形容词最高级+名词 表示 “第几最...的” The rice is the third most widely grown crop in the world. The white rhinoceros is the third largest land mammal in the world. Let’s read and summarize Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 ① 比较级 + than any other + 可数名词单数 表示 “比其他任何一个...都...”(强调在同一范围内作比较) A giraffe is taller than any other land animal in the world. Bamboo grows faster than any other plant in the garden. ② 比较级 + than any + 可数名词单数 表示 “比任何...都...”（强调不在同一范围内比较） A blue whale is bigger than any land animal on Earth. 比较级表达最高级的含义 Let’s learn more 懒人笔记资料库制作,资料已申请版权,请认准懒人工作室购买,请勿侵权,请勿私自传播,谢谢!!! 公众号:懒人笔记资料库 wx助理号:lanrenbiji456/13540328504 Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 Let’s learn more ③ 否定词与比较级连用可表最高级的含义 No land animal runs faster than a cheetah. No plant in the park is more beautiful than the rose. 比较级表达最高级的含义 Grammar Focus 形容词(adj.)和副词(adv.)的最高级的注意点 下列词或短语可修饰最高级：by far（到目前为止）, far（非常）, much（许多）, mostly（主要地）, almost（几乎）。 最高级的意义有时可以用比较级表示出来。 The butterfly is _____________ ________(几乎最有色彩的) insect in the world. The African elephant is the biggest land animal in the world. = The African elephant is ______ ____________ (比其它…更大) land animal in the world. almost the most colorful bigger than any other ③ 主语 + be + one of the + 形容词最高级 + 可数名词复数 + in/of 短语. ④ 疑问词(组) + be动词 + the + 形容词最高级, A, B or C? ⑤ 疑问词(组) (+ 助动词 + 主语) + 动词( + the) + 副词最高级, A, B or C? ② 主语 + 实义动词 (+ the) + 副词最高级 + in/of/among 短语. 最高级的句型结构 Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 ① 主语 + be动词 + the + 形容词最高级 + in/of/among 短语. ⑥ the+序数词+形容词最高级+名词 Summary 28 ① 比较级 + than any other + 可数名词单数 ② 比较级 + than any + 可数名词单数 ③ 否定词与比较级连用可表最高级的含义 Superlative 最高级的概念 最高级的构成规则 最高级的句型结构 比较级表达最高级的含义 Summary 懒人笔记资料库制作,资料已申请版权,请认准懒人工作室购买,请勿侵权,请勿私自传播,谢谢!!! 公众号:懒人笔记资料库 wx助理号:lanrenbiji456/13540328504 Activity 1 — 纠错小侦探:找出并改正下列句子中的错误 Bamboo is most useful plant in Asia. Bamboo is the most useful plant in Asia. This is badest weather for pandas. This is the worst weather for pandas. She has manyest books about plants. She has the most books about plants. The tree is tallest than that one. The tree is the tallest among all. It is one of the most ancient tree in the world. It is one of the most ancient trees in the world. 缺少 the 不规则 不规则 级别错用 结构错用 Let’s learn more about animal and plant superlatives. Complete the sentences with the superlative forms of the words in brackets. 3b Among all animals, I love pandas the best. I think they are _________ (cute) animals in the world. Which do you think is __________________ (beautiful), the rose, the peony, or the lotus flower? Look at that butterfly! It has ________________ (colourful) wings. Which animal jumps ___________ (high), the lion, the monkey, or the tree frog? 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. Grammar Focus the cutest the most beautiful the most colourful (the) highest the largest largest /ˈbʌtəflaɪ/n.蝴蝶 /wɪŋ/n.翅膀 /weɪ/v.称，称……的重量 接近；直到 =kilogram 千克；公斤 ginkgo tree How do you think of the ? ancient beautiful common good popular 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 ____________________. 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. 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 Watch & Check How long ago did ginkgo trees first appear? Where can you see ginkgo trees in China? What is the topic of the text? What’s amazing about the ginkgo tree? Why do Chinese people love the ginkgo trees? How do the yellow leaves make people feel? The ginkgo tree Ginkgo trees first appeared over 200 million years ago. Chinese people love the ginkgo trees because it is a symbol of hope and long life. You can see ginkgo trees in streets, parks, and gardens across China. The bright yellow leaves can make people feel joyful. Retell the amazing plant the ginkgo tree. Ginkgo trees first appeared… It is one of…trees in streets, parks and gardens across China. It is one of … living trees on earth. People believe the bright yellow leaves can… Chinese people love the ginkgo, as it is a symbol of... People think the old ginkgo tree in …is … Do you want to go and see the most ancient ginkgo trees in the world? It’s your time to talk about some amazing plants and animals. A: Hi, B! Our English class was so fun today! Which one left the deepest impression on you? B: Oh, it must be the blue whale! It’s the largest animal on Earth—I couldn’t believe it’s bigger than a school bus! What about you? A: I was shocked by the African elephant! It’s the heaviest land animal. It looked so huge! B: Oh right! The cheetah was cool too. It runs the fastest among all land animals! A: Yeah, the cheetah is awesome! But do you remember the bamboo? It’s one of the fastest-growing plants—grows almost a meter a day! B: I do! And the lotus flower in the water was so pretty. It’s one of the most beautiful flowers on earth. Describe animals' and plants' features with superlatives and share your ideas. It’s your time to talk about some amazing plants and animals. A: Hi, B! Our English class was so fun today! Which one left the deepest impression on you? B: Oh, it must be ___________! It’s ______________on Earth—I couldn’t believe it’s ______________! What about you? A: I was shocked by _____________! It’s ___________________. It looked _________ _______! B: Oh right! _____________ too. It’s _______________________________. A: Yeah, _______________! But do you remember __________? It’s ______________ _____________________! B: I do! And ____________________. It’s ________________________. 课堂练习 1.Of the three pens, the boy chose ___ ____ one. A.less expensiveB.the most expensive C.the less expensive  D.more expensive 2.—I think Moon Theater has ___ ___ seats in my town. —I agree with you.I usually go there with my friends. A.more comfortable  B.worse    C.the most comfortable   D.the worst 3. Staying with family and friends is one of _____ things in the world. A. the happiest    B. happier               C. the happy      D. happiest 4.—Did Cindy win the first prize in the jump? —Yes.She jumped ___ ___ of all the players. A.far              B.farther              C.the farther           D.the farthest 课堂练习 5.The Yangtze River is _______ longest river in the world. It runs across China from the west to the east. A.the third B.third C.the three D.three 6.—Of the two shirts, which one did Mom buy? —She bought the ____ one because she could save some money for a cap. A.cheapest B. cheaper C. more expensive D. most expensive 7.Which do you think is ________, Mary, Jim or Wang Lin? A. more talented B. talenteder C. the most talented D. talentedest 8.Xi’an is one of_____capital______in China. A.older; city B.the older; city C.oldest; cities D.the oldest; cities 上海是中国最繁华的城市之一。（提示：“one of...” 结构, busy ） 2. 在所有运动中，汤姆篮球打得最好。（提示：play basketball, well, sport ） 3. 猫、狗和兔子，哪种动物最可爱？（提示：animal, cute ） 4. 数学、语文和英语，你最喜欢哪门学科？（提示：subject, like...the most ） 5. 长江是世界第三长河流。（提示：the Yangtze River） 6. 这座塔是这座城市里第二高的建筑。（提示：tower, building, tall） 7. 熊猫是世界上最受欢迎的动物之一。 课堂练习 上海是中国最繁华的城市之一。（提示： “one of...” 结构, busy ） 2. 在所有运动中，汤姆篮球打得最好。（提示：play basketball, well, sport ） 3. 猫、狗和兔子，哪种动物最可爱？（提示：animal, cute ） 4. 数学、语文和英语，你最喜欢哪门学科？（提示：subject, like...the most ） Shanghai is one of the busiest cities in China. Among all sports, Tom plays basketball (the)best. Which animal is the cutest, the cat, the dog or the rabbit? Which subject do you like best, maths, Chinese or English? 5. 长江是世界第三长河流。（提示：the Yangtze River） 6. 这座塔是这座城市里第二高的建筑。（提示：tower, building, tall） 7. 熊猫是世界上最受欢迎的动物之一。 The Yangtze River is the third longest river in the world. This tower is the second tallest building in this city. The panda is one of the most popular animals in the world. Complete the Passage The ginkgo tree is one of 1.__________ living trees on earth. It’s also 2.__________ tree in many Chinese cities—you can see it in streets, parks, and gardens. Many people say autumn is 3.__________ time to visit ginkgo trees, as their leaves are 4.__________ in the year. Among animals, pandas are 5.__________ in the world. They look 6.__________ with their black-and-white fur. But if we talk about speed, the cheetah runs 7.__________ among all land animals. And elephant birds were 8.__________ and 9.__________ birds ever on earth—some were 3 metres tall! These plants and animals show nature’s wonders. Protecting them is 10.__________ way to keep our world beautiful. ancient, beautiful, common, good, popular, cute, high, large, heavy, fast 答案： 1.the most ancient（对应课件 3c 及 “one of + 最高级” 结构 ） 2.the most common（对应课件 “one of the most common trees...” ） 3.the best（对应 “good” 的最高级，描述 “最佳时间” ） 4.the most beautiful（描述银杏叶 “最美丽” ） 5.the most popular（贴合熊猫 “受欢迎” 特征 ） 6.the cutest（对应 “cute” 的最高级，描述熊猫外形 ） 7.the fastest（对应猎豹速度，课件 “runs the fastest...” ） 8.the largest（对应象鸟体型，课件 “the largest birds...” ） 9.the heaviest（对应象鸟体重，课件 “the heaviest birds...” ） 10.the best（总结 “保护是最好的方式” ，不规则变化 ） Lavf59.10.100 Lavf58.20.100 Lavf59.10.100 Lavf59.10.100 Lavf59.10.100 Lavf59.10.100 $