Unit 3Section A（Grammar Focus）课件2025-2026学年人教版八年级英语上册

该初中英语课件围绕形容词和副词比较级展开，系统讲解比较级的规则与不规则变化、原级比较（as...as/not as...as）及比较级表最高级用法，通过歌曲导入（如"Grass gets greener"）和例句呈现（如Emma与Ella的特征对比），构建从感知语言现象到总结语法规律的学习支架。 其亮点在于依托真实情境（校园生活、广州与芝加哥对比）设计实践任务，如3c活动用人口、气温等数据引导学生用比较级完成句子，培养语言能力和思维品质。Production环节让学生自主描述Sally和Alice的外貌性格，鼓励创意表达，分层作业（基础背诵、提高写句子、拓展对比城市）兼顾差异，助力学生灵活运用语法，教师可借助丰富实例提升教学实效。

Unit 3 Same or Different? 课时：Grammar Focus Section A How are we different from each other? 课型：语法课 能够准确识别句子中的比较级结构，清晰理解比较级用于两者比较的基本语义；同时掌握“原级比较”与“比较级表最高级” 的用法。（学习理解） 01 能在给定语境（如教材 3b、3c 练习 ）中，正确运用比较级结构造句、问答及描述事物差异，像依据人物特征、城市数据等信息，熟练构建比较级句子。（应用实践） 02 结合生活实际场景（如校园生活、兴趣爱好、城市对比等 ），自主创设包含比较级的对话、短文，展现对比较级用法的灵活运用与创意表达。（迁移创新） 03 学习目标 01 PART 01 Lead-in Grass gets ________. Days gets _________. Sun gets ________. ________and ________. Dreams get _______. Smiles get ________. Love gets ________. ________ and ________. I don’t care about the things that they say. All I know is that everything’s going my way. It gets ______. Oh~ It gets ______. It gets ______. ______and _______. greener warmer brighter brighter Brighter bigger wider stronger stronger Stronger better better better Better better What do these words have in common? Comparatives 比较级 02 PART 01 Presentation Read the sentences and notice the comparatives in bold. Find more examples in Section A. 3a There are more activities this year. It is more colourful than last year. 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! Emma is taller than Ella. And she sings louder than Ella. You play the Chinese flute better than anyone else in our music club. Let’s learn. 当比较两个事物特征时，我们使用形容词的比较级 The purple pencil is longer than the green one. Let’s learn. 比较级 Yesterday was hot. But today is hotter. Let’s learn. 比较级变化规律 单音节词直接加er Let’s learn. 比较级变化规律 以字母 e 结尾加 r nice e r Let’s learn. 比较级变化规律 重读闭音节结尾 双写尾字母再加er ------- ------- ------- big g er Let’s learn. 比较级变化规律 heav e r y i 辅音字母 + y结尾 去y为i，加er Let’s learn. 比较级变化规律 beau ex ti ful pen sive comfor ta ble more more more 部分双音节词和多音节词(>2)，比较级前加more 构成方法 比较级 tall – taller, short – shorter 一般直接在词尾加-er nice – nicer, late – later 以e结尾，加-r 重读闭音节词尾只有一个辅音字母时，双写该辅音字母，再加-er thin – thinner, big – bigger sad – sadder funny – funnier, easy – easier early – earlier 以“辅音字母+ y”结尾的双音节词，先把y改为i，再加-er outgoing – more outgoing confident – more confident beautiful – more beautiful 多音节词和部分双音节词，词前加more Summarize the rules of the comparatives of adjectives and adverbs 14 Let’s learn. little many much bad good less more more worse better far farther older old 比较级不规则变化 far - farther far - further old - older old - elder funny large tall happy lucky big serious high funnier larger taller happier luckier bigger more serious higher Let’s look and say! shy shyer bad worse good better little less Let’s learn. 原级比较 Emma always gets up earlier than me, but I work as hard as her! (1) 表示两者在某一方面相同时，用“as + 形容词或副词原形 + as”的句型。 (2) 表示一方在某一方面不及另一方时，用“not as / so + 形容词或副词原形 + as”的句型。 Let’s learn. 比较级表示最高级 You play the Chinese flute better than anyone else in our music club. “比较级 + than + anyone else / any other + 名词单数”的结构可以表示最高级含义。 03 PART 01 Practice Write as or than . Athens is older _______ Rome. I don’t watch TV as much _______ you. You eat more _______ me. I’m more tired today _______ I was yesterday. Joe isn’t as smart _______ he thinks. Belgium is smaller _______ Switzerland. Brazil isn’t as big _______ Canada. I can’t wait longer _______ an hour. than as than than than than as as Let’s watch and talk. What do you know about Chicago? Look at the chart. Then complete the sentences to compare Guangzhou and Chicago. Use the words in the box and than. 3c Facts Population (2022) 人口 18.734 million 2.665 million Area 国土面积 7,436 square km 589 square km Average rainfall per year 年平均降雨量 1,923 mm 910 mm Average January temperature 16 °C -6 °C Average July temperature 31 °C 23 °C Guangzhou Chicago 3c large small much warm cool 1. The population of Chicago was ____________ that of Guangzhou in 2022. 2. In area, Guangzhou is __________ Chicago. 3. If you don’t like rain, you may like Chicago’s weather _________ Guangzhou’s. 4. Guangzhou has a pleasant temperature in January. It is much ___________ Chicago in January. 5. Chicago is __________ Guangzhou in July. smaller than larger than more than warmer than cooler than Look at the chart. Then complete the sentences to compare Guangzhou and Chicago. Use the words in the box and than. much常用来修饰形容词或副词的 比较级，比较级前的修饰词语还有： a lot, a little, a bit, even, far。 04 PART 01 Production Let’s compare! Sally Alice 运用已学词汇比较级，用至少3句话去描述Sally和Alice.（外貌、性格等） shy outgoing Let’s compare! Sally is _______________ Alice. Sally is _______________ Alice. Sally’s hair is ______________ Alice’s. Sally’s eyes are ______________ Alice’s. Alice is ________________ Sally. Alice is ________________ Sally. Alice’s hair is _______________ Sally’s. Alice’s eyes are _______________ Sally’s. taller than fatter than longer than shorter than thinner than shorter than Appearance 外貌 smaller than bigger than Sally is ________________________ Alice. Sally is _______________ Alice. more outgoing than shyer than 05 PART 01 Exercises 一、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 专项演练 Exercise Lucy and Lily are twin sisters. They look nearly the same, but they are quite 1.______ in many ways. They are both tall and good-looking. Lucy has longer hair than Lily. Lily is 2.______, so she has lots of friends. She always speaks more 3.______, so you can hear her voice from far away. Lucy used to be shy. She always talked softly. So Lily asked her sister to take part in a(n) 4.______ show last month. Lucy planned to sing a song. When it was Lucy’s showtime, she was very nervous (紧张的) . She didn’t 5.______ well at first. Then Lily went to Lucy and sang together with her. They sang so well that everybody cheered(欢呼) for them. At last, they won 3rd 6.______. Though they weren’t the best at the show, Lucy still felt very happy. She 7.______ that everything would be possible if you begin the first step and work hard at it. You could finally make it. From then on, Lucy 8.______ a lot. She always talked with other classmates and 9.______ their schoolwork. The twin sisters become more popular than before. All the teachers and students like them. They get 10.______ grades, too. How proud their parents are! . A. different B. more outgoing D. loudly C. art A. perform D. prize B. understood A. changed A. helped with C. better and better I think friends are very important in people's lives. Do you think so? Some friends have different ideas and interests, and some have a lot 1. ________common. Should friends be different 2. ________ the same? I don't care. I have two best friends, Wang Mei and Lin Lei. Wang Mei is like me. I am 3. ________ (quiet)than most of the students in my class, and Wang Mei is also quiet. And we both enjoy 4. ________ (read)books. On weekends, we often go to the library to do some reading. We also spend our spare time together. Wang Mei won 5. ________ (one)prize in the reading competition and I was glad, too. But the other best friend of mine, Lin Lei, is quite different from me. She is much 6. ________ (outgoing), and she likes telling 7. ________ (joke)and often makes me laugh. She also likes playing sports, so she is 8. ________ (strong)than me. Lin Lei always encourages me 9. ________ (do)exercise with her to keep fit. With her help, I love sports now. And I become 10. ________ (healthy)and healthier. Friends can be different in many ways, but together, they can become better and better. in or quieter reading first more outgoing jokes stronger to do healthier 07 PART 01 Homework Homework 1. 基础层：背诵本课的生词和重点句子; 完成课本课后练习。 2. 提高层：用比较级写5个句子，描述自己和家人或朋友在外貌、 性格、爱好等方面的不同。 3. 拓展层：查找资料，用比较级对比两个自己喜欢的城市或国家 的不同方面（如天气、风景等），写一段小短文。 Thanks! Lavf58.29.100 Packed by Bilibili XCoder v2.0.2 $