Unit3 课时3 Grammar Focus课件- 2025-2026学年人教版（2024）八年级英语上册

2. Whose birthday is it? Unit 3 Same or Different? 人教版 英语（八年级上册） Section A Grammar Focus 学习目标 通过语法表格，引导学生逐步全面掌握比较级的内容；同时了解比较级表达最高级的用法。 引导学生观察与翻译，培养其独立思考和发散性性思维，变被动学习为主动学习。 能够根据学习目标和个人情况，选择适合的学习策略，如多观察，多反思；多记笔记，多背诵等。 引导与培养学生将比较级运用到生活当中，从而更清楚地表达需求。 01 02 03 04 2. Whose birthday is it? 01 情景导入 Scenario import Warm up What adjectives can you find in the song? 2. Whose birthday is it? 02 学习理解 Learning to understand Read the sentences and notice the comparatives in bold. Find more examples in Section A. 3a Emma is taller than Ella, but her hair is shorter than Ella’s. Ella dances better than Emma, but Emma sings louder than her. Emma always gets up earlier than me, but I work as hard as her! There are more activities this year. It is more colourful than last year. Read Section A and find more examples. Who dances better, Ella or Emma?（Section A, 1e） —Is Ella taller than Emma? —No, she is shorter than Emma.（Section A, 1e） I’m a little quieter than Ella. And she is funnier than me.（Section A, 2a） Many people say I’m lazier than Emma...（Section A, 2a） Read the sentences and notice the comparatives in bold. Find more examples in Section A. 3a Emma is taller than Ella, but her hair is shorter than Ella’s. Ella dances better than Emma, but Emma sings louder than her. Emma always gets up earlier than me, but I work as hard as her! There are more activities this year. It is more colourful than last year. 这些句型都是比较级 定义：当两个人或两件事物进行比较时，形容词和副词要用比较级，也就是词尾-er形式，比较级常常用than来连接被比较的两个人或事物。e.g. I am shorter than you. 形容词和副词的比较级的构成 比较级的变化规则 例词 单音节词和部 分双音节词 一般在词尾加-er tall→taller fast→faster 以字母e结尾的词，在词尾加-r large→larger nice→nicer 以“辅音字母+y”结尾的双音节词，变y为i，再加-er lazy→lazier early→earlier 重读闭音节词尾只有一个辅音字母时，先双写该辅音字母，再加-er big→bigger fat→fatter 比较级的变化规则 例词 在词前加more outgoing→ more outgoing forgetful→ more forgetful many/much →more little →less good/well →better bad/badly/ill →worse far →farther/further old →older/elder 多音节词和部分双音节词 特殊记忆 nice _______ easy _______ thin _______ hot _______ much _______ high _______ clever _______ happy _______ little _______ fat _______ big _______ good _______ far _______ tall _______ old _______ beautiful _________________ important _________________ quietly _________________ expensive _________________ nicer 说出下列单词的比较级 easier thinner hotter more higher cleverer happier less fatter bigger better farther taller older more beautiful more important more quietly more expensive 常用句型结构 基本用法 (1)A+ be 动词+形容词比较级+than+ B. A+实义动词+副词比较级+than+ B. This desk is heavier than that one. 这个桌子比那个重。 Sam runs faster than Bob. 山姆跑得比鲍勃快。 意为“A 比 B 更……” (2) Which/Who+be 动词+形容词比较级, A or B? Which/Who+实义动词+副词比较级, A or B? 意为“哪一个/谁更……，A 还是 B？” Which boy is taller, Tom or Jim? 哪一个男孩更高，汤姆还是吉姆？ Who sings better, Kate or Jane? 谁唱歌唱得更好，凯特还是简？ (3)A+ be 动词+the+ 形容词比较级+of the two A是两者中较……的 Lily is the shorter of the two. 李丽是两个中较矮的那个。 English is becoming more and more important. (4)“比较级 + and + 比较级” 或 “more and more+ 形容词/副词 原级”，表示 “越来越……”，其后均不可接than。 After the new year, the day is becoming warmer and warmer. (5)“The + 比较级, the + 比较级” 意为 “越……，越……”。 The more haste, the less speed. 欲速则不达。 The harder she worked, the more progress she made. 1）比较对象必须一致。 My hair is longer than yours. 2）有时为了避免重复，可用that或those代替前面提到的词，而且that或those不能省略。 The weather in Hainan is warmer than that in Beijing. His stories are more interesting than those I told. 形容词和副词的比较级注意事项 yours相当于your hair 可修饰比较级的词 当表示一方超过另一方的“程度”时，可以用much, a lot, a little, a bit, even, far等来修饰形容词比较级。注意：比较级不能用very, so, too等修饰。 He is much more serious than his brother. This book is even more useful than that one. Can you come to school a little earlier tomorrow morning? 巧学妙记：两多(much, a lot)两少(a little, a bit)一甚至(even)，还有一个远（far)去了。 2. Whose birthday is it? 03 应用实践 Application Practice Use the words in brackets to write questions and answers. 3b 1. Q: Is Julie slimmer than you?(Julie/slim/you) A: No, she isn’t. She is as slim as me. 2. Q: ____________________________________? (you/serious/cousin) A: No, I’m not. I am ________________than he is. Are you more serious than your cousin less serious 苗条的；薄的 3. 1. Q: _______________________? (Tom/smart/Sam) A: No, I don’t think so. I think Sam is as ______ as Tom. 4. 1. Q: _____________________________? (Jack/swim/fast/Sally) A: No, he doesn’t. He swims as ______ as Sally. Is Tom smarter than Sam smart Does Jack swim faster than Sally fast 我认为不是这样。表示否定对方的意见或观点，其肯定形式为“I think so.”。 Summary 形容词和副词的比较级的 构成和句式 规则变化 不规则变化 单音节词和部分双音节词 多音节词和部分双音节词 一般在词尾加-er 以字母e结尾的词加-r 重读闭音节词词尾只有一个辅音字母时，先双写该辅音字母，再加-er 以“辅音字母+y”结尾的双音节词，变”y”为”i”， 再加-er. 前面加more smart-smarter, high-higher fine-finer, wide-wider hot-hotter big-bigger early-earlier, happy-happier outgoing-more outgoing, popular-more popular 原级 比较级 good/well better bad/badly/ill worse many/much more little less old older elder far farther further 句式 原级比较的肯定句式 原级比较的疑问句式 比 较 级 的 常用结构 “比较级+than”表示“……比……更……” “the + 比较级 + of the two” 意为 “两者中比较……的”。 “比较级 + and + 比较级” 或 “more and more+ 形容词/副词原级”，表示 “越来越……”，其后均不可接than。 “The+比较级, the+比较级” 意为 “越……，越……”。 “Which/Who...+比较级, A or B?” 表示 “A和B，哪一个/谁更……？” “A...+ 倍数 + 比较级 + than + B” 表示 “A是B的多少倍”。 “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。 “比较级 + than any other + 可数名词单数”=“比较级 + than the other + 可数名词复数” Summary Read the sentences and notice the comparatives in bold. Find more examples in Section A. 3a Emma is taller than Ella, but her hair is shorter than Ella’s. Ella dances better than Emma, but Emma sings louder than her. Emma always gets up earlier than me, but I work as hard as her! There are more activities this year. It is more colourful than last year. 这个句型也是比较级吗？ 同级比较 两者进行比较,表示“一方与另一方一样……” 常用句型： 1. A + be + as 形容词原形 + as + B e.g. Jack is as funny as Mike. 杰克与迈克一样滑稽。 2. A + 实义动词 + as 副词原形 + as + B e.g. Tom gets up as early as Sue. 汤姆与苏起得一样早。 否定形式：not as\as + adj.\adv.(原形) + as…;意思是：…不如… Amy is not as tall as Peter. 艾米不如皮特高。 He did not come as /so early as Wang Lin. 他来得不如王林早。 not as\as + adj.\adv.(原形) + as…的同义短语less+原级+than…表示一方如另一方 This room is less beautiful than that one .这个房间不如那个房间漂亮。 =This room is not so beautiful as that one. 同级比较 2. Whose birthday is it? 04 迁移创新 Migration Innovation What cities can you see from the pictures? 3c Guangzhou Vancouver 广州 温哥华 Let’s make comparisons! Population[2024] 18.978 million 0.76 million Area 7, 436 square km 115 square km Average rainfall per year 1,923 mm 1,475mm Average January temperature 16℃ 5℃ Average July temperature 31℃ 18℃ What information can you read from the chart? Guangzhou Vancouver Facts 人口 面积 年平均降雨量 1 月平均气温 7 月平均气温 in fact事实上；实际上 Look at the chart. Then complete the sentences to compare Guangzhou and Vancouver. Use the words in the box and than. 3c 1. The population of Vancouver was ___________that of Guangzhou in 2024. 2. In area, Guangzhou is _______________Vancouver. large small much warm cool smaller than larger than 指代“the population” 3. It rains ______ in Guangzhou ______ in Vancouver. 4. Guangzhou has a pleasant temperature in January. It is ______________ Vancouver in January. 5. Vancouver is _____________ Guangzhou in July. large small much warm cool more than warmer than cooler than 单独作主语时，谓语动词用第三人称单数形式。 The population of the ancient town is over 20 thousand. 这个古镇的人口超过两万。 重点单词讲解 (1)population /ˌpɒpjuˈleɪʃn/ n. 人口 表示人口“多”或“少”时，常用 large，big 或 small。 China has a large population. 中国人口众多。 ②询问某地的人口数量时，用“What’s the population of...?” What’s the population of the UK? 英国的人口是多少？ =The population of this community is about five thousand. ③表示“某地有多少人口”时，用“... have/has a population of+数字.”或“The population of ... is+数字.” 。 This community has a population of about five thousand. 这个社区有大约五千人口。 ①宜人的；舒适的 近义词：comfortable (3) pleasant /ˈpleznt/ adj. The weather is pleasant today. 今天天气宜人。 ②友好的 同义词：friendly The girl is pleasant and she always has a smile on her face. 这个女孩很友好，她总是面带微笑。 ③令人愉快的 We spent a pleasant evening by the lake. 我们在湖边度过了一个愉快的夜晚。 拓展：pleasant的相关词： please v. 使满意；使愉快 pleasure n. 乐事；愉快；荣幸 pleased adj. 满意的；高兴的 pleasant adj. 宜人的；友好的；令人愉快的 常描述或说明事物的特征 常说明人的感受 I’m ________ that I had a ________ journey. It brought much __________ to me. I bought some gifts for my parents to _______ them. 我很高兴有一次令人愉快的旅行。它给我带来了很多快乐。我给我父母买了一些礼物来让他们高兴。 请用pleased, pleasant, pleasure和please 填空。 pleased pleasant pleasure please 2. Whose birthday is it? 05 课堂小测 Exercise 用括号内所给单词的适当形式填空。 1. This bridge is the _______ (short) of the two. 2. This elephant is three times ______ (big) than that tiger. 3. Bob’s grandma is eighty, but she looks much ________ (young) than she is. 4. I think maths is _____________ (difficult) than English. It’s hard for me to learn it well. 5. —Which dog do you think is _____ (lazy), Hobo or Eddie? —I think Eddie is. shorter bigger younger more difficult lazier 6.Molly studies ________ than her best friend Mary. (hard) 7.Diana was a little fat in the past. But now she is much_________(瘦的) than before. 8.The more trees we plant in our city, the____________(beautiful) Lanzhou will be. 9.Bob is much t_____ now, the jeans he wore last year are too short. 10.This shirt is a little expensive. Can you show me a ________one?(cheap) harder thinner more beautiful aller cheaper Homework 1.熟记并掌握形容词和副词比较级的构成及用法。 2.课后查阅资料，对比两个城市，并写一份报告。 3.完成课后语法巩固练习。 2. Whose birthday is it? Thanks for watching! $