Unit 4 Section A Grammar focus 课件2026-2027学年人教版英语八年级上册

Unit4 Amazing Plants and Animals SectionA Grammar focus 1. talk about some amazing plants and animals. 2. learn to make comparisons using superlatives. 3. summarize the rules and usage of the superlatives. I want to know you! A: Who is the funnest in your class? B: I think … A: Who sings (the) best in your class? friendly sing well hard-working popular thin talented smart funny They are fat and cute, black and white. They only live in China and are more famous than any other animal to Chinese. People over the world love them and we’re doing our best to look after them. _______are ______ ______ ________ of all the animals in China. the most famous Pandas Watch the video What does this video talk about? World's Records We use _____________ to compare more than two things. We usually can see _________ in a superlative sentence. 3a Read the sentences and notice the words in bold. Presentation superlatives large → heavy → big → What are the ways to form a superlative adjective or adverb? fast → useful → interesting → largest heaviest biggest fastest most useful most interesting the highest mountain the largest desert the longest river the deepest trench(海沟) 最高级 (superlatives) tall taller tallest 表示三者或三者以上(人或事物)的比较 形容词、副词的最高级 当我们要将三个或三个以上的人或事物进行比较时，可以用形容词或副词的最高级形式来表达。 注意： 形容词最高级前要加定冠词the，副词最高级前的the有时可省略。 定义 Unit 4 Section A Grammar Focus 形容词和副词的最高级 大多数形容词和副词有三个等级：原级，即原形；比较级，表示“较……”或“更……一些”；最高级，表示“最”。 The apple is big. The apple is bigger than that one. The apple is the biggest of all. 最高级 最高级的常用句型 （一） “主语+ be+ the+形容词最高级+in/of 短语” 意为“……是……中最……的”。 e.g. My mother is the busiest one in my family. The Yangtze River is the longest river in China. Unit 4 Section A Grammar Focus 形容词和副词最高级的含义及用法 形容词和副词的最高级用于三者或三者以上（人或事物）的比较，表示其中有一个在某一方面超过其他几个，意为“最……”。 (1) The cheetah runs the fastest among all land animals. (2) The biggest land animal in the world is the African elephant. (3) This park is the most beautiful of the three. 后面可用带有 of、in、among 的短语等来说明比较的范围。 表示在某一场所或范围内“最……”，与​​in引导的介词短语​​连用。 表示在不少于三者的同类中“最……”，与​​of或among引导的介词短语​​连用。 He is the tallest in the team. He is the tallest of/among all the students. 他在队伍里是最高的。 他是所有学生中最高的。 最高级的常用句型 （二） “疑问词+be+the+形容词最高级，A、B or C?”用于三个或三个以上的人或事物之间的比较。 “疑问词+助动词+主语+动词原形（+the)+副词最高级，A、B or C” e.g. Who is the tallest, Tom, Kate or Bill? e.g. Which city do you like best, Beijing, Shanghai or Guangzhou? Unit 4 Section A Grammar Focus 形容词、副词最高级的规则变化 单音节和少数 双音节单词 构成方法 原级 最高级 一般在词汇尾加-est tall, long, short, old, hard, fast 以字母e结尾的副词直接加-st nice, fine, large, close, late 以重读闭音节结尾的词，如 末尾只有一个辅音字母，应 先双写该字母，再加-est big, hot, thin tallest, longest, shortest, oldest, hardest, fastest nicest, finest, largest, closest, latest biggest, hottest, thinnest Unit 4 Section A Grammar Focus 构成方法 原级 最高级 单音节和少数 双音节单词 以“辅音字母 +y” 结尾的副词，先把y变成i，再加-est busy, easy, early 大部分双音节 和多音节单词 在单词前加most careful, carefully, dangerous, slowly, beautiful, beautifully busiest, easiest, earliest most careful, most carefully, most dangerous, most slowly, most beautiful, most beautifully Unit 4 Section A Grammar Focus 最高级规则变化口诀： 最高级，很容易，一般词尾加-est。(cheap—cheapest) 词尾若有哑音e，直接就加-st。(nice—nicest) 重读闭音节， 单辅音字母要双写。(big—biggest) 辅音字母加y，记得把y变为i。(friendly—friendliest) 多音节，考考你，most到底加哪里？ (popular—most popular，carefully—most carefully) 18 3b 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. the cutest the most beautiful the most colorful Practice 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) highest the largest heaviest 站立时高达 重达 Introduction about ginkgo Know about superlatives Exercises about superlatives Activity 2: Complete the passage with the superlative forms of the words in the box. 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. the most beautiful the most ancient the best the most common the most popular 3c 21 比较级形式表示最高级含义 ① “比较级 + than any other + 可数名词单数” = “比较级 + than the other + 可数名词复数”，表示“比其他任何/所有……都……”。该句型在同一范围内进行比较。 e.g. China is larger than any other country/the other countries in Asia. Unit 4 Section A Grammar Focus ② “比较级 + than any + 可数名词单数”，意为 “比任何……都”，表示不在同一范围内比较。 e.g. China is larger than any country in Africa. ③ “否定 + 比较级”，意为 “不能更……”或“再……不过了”，表示最高级的意思。 e.g. It couldn’t be better. 那再好不过了。 I can’t agree more. 我再同意不过了。 Unit 4 Section A Grammar Focus 在生活中，我们有时会忍不住拿自己和别人比。但问题在于，我们是否选择了合适的‘比较范围’和‘比较对象’？ 更智慧的“比较”，是和自己比！ 今天的我，比昨天的我进步了吗？这个月的努力，是否比上个月更投入？这才是真正有意义的最高级——“更好的自己”！ 1. The hotel is very old. It's one of _______ buildings in the city. A. old B. older C. oldest D. the oldest 2. Zhao Chen ran ________ of all the students at the sports meeting. A. fast B. faster C. fastest D. less fast 3. - In this accident lots of girls were badly hurt. - Yes. And the girl called Fiona was hurt ______ among them. A. bad B. worse C. worst D. badly 一、单项选择。 4. My mother is the _______ person in my family. My father and I are both taller than her. A. shortest B. shorter C. tallest D. taller 5. - Who do you think does the maths homework 　　　 _______, Peter, Ben or Leo? - Leo. He always gets an A on his homework. A. more careful B. more carefully C. most careful D. most carefully 二、用所给词的适当形式填空 1.Which color do you like ________ (well), white, blue or green? 2.I think Blue Light is one of the ________ (bad) restaurants in our town. 3.The third ________(long) river in the world is the Yangtze River. 4. AI is one of the ____________(amazing) inventions. I think it will change the world. 5.When Helen won a prize in the English competition, she believed she was the (happy) girl in the world. best worst longest most amazing happiest 三、完成句子。 1. 珠穆朗玛峰是世界上最高的山峰。 Mount Qomolangma is _______ ________ mountain in the world. 2. Tom is the tallest student in his class.（保持句意不变） Tom is _________ ________ any other ________ in his class. 3. 评书是中国最传统的艺术形式之一。 Pingshu is _______ _______ _______ ________ ____________ art forms in China. the highest taller than student the one of most traditional Summary New words land; African; rose; peony; lotus; butterfly; wing; frog; weigh; kg; ginkgo; province; take a walk the superlatives Grammar (1) 形容词和副词一般具有最高级结构 (2) 最高级的构成：①单音节、双音节、多音节；②规则变化和不规则变化 (3) 最高级的范围：①in+范围；②of+具体成员/同类事物；③among + 同类群体； ④out of + 明确范围；⑤ 定语从句与状语从句 (4) one of 结构 (5) 比较级表达最高级 Thank you! Lavf59.27.100 Packed by Bilibili XCoder v2.0.2 $