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

该初中英语课件聚焦形容词和副词的比较级，课堂导入从形容词作表语、定语及副词作状语的基本用法切入，逐步过渡到比较级的构成规则（规则与不规则变化）、常用句型（如“A+比较级+than+B”“as...as...”），构建从基础到进阶的学习支架。 其亮点在于结合生活实例（人物、城市、家庭对比）和任务型活动（问答练习、对比表格），通过顺口溜强化记忆，提升语言能力（理解与表达）和思维品质（分析比较）。学生能联系实际学以致用，教师可借助结构化内容和丰富练习提高教学效率。

Same or Different? Unit 3 Section A(3a-3c) Grammar Focus 1 形容词、副词的比较级 Grammar Focus 形容词和副词的比较级 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! colourful---more colourful tall--taller short--shorter well---better loud--louder early--earlier 在对两者进行比较时，要用形容词或副词的比较级形式，用than引出所比较的对象。 many---more 形容词在句中充当什么成分呢？ 形容词在句中的成分 1. 形容词可放在系动词后，在句中做表语。 Emma is quiet. Peter is heavy. This book is interesting. 主系表结构 主语 谓语 表语 主语 谓语 表语 主语 谓语 表语 形容词在句中的成分 1. 形容词可放在名词前，做定语修饰名词。 This is a quiet girl. You are a good student. This is an interesting book. 主语 谓语 表语 主语 谓语 表语 主语 谓语 表语 名词短语 形容词在句中的成分 2. 副词修饰动词、形容词，在句中做状语。 You can sing loud. She is a very beautiful girl. This is an really interesting book. 修饰动词 修饰形容词 修饰形容词 副词一般放在动词之后，形容词之前；去掉副词也不会影响句子成分。 一、比较级的用法； 二、比较级的构成； 三、比较级的常见句型； 四、其他注意事项。 形容词副词的比较级 Focus on 基本含义和用法 形容词和副词的比较级，常用于两者(人或事物)之间的比较，表示“其中一个比另一个更……”或“较……”，后面通常用连词than连接另一个比较的对象。 比较级 ①规则变化： 单音节和部分双音节词 一般在词尾加____ tall→taller long→longer fine→finer late→later big→big___ slim→slim____ e lazy→laz____   early→ earl____ -er ger mer ier ier 一、比较级构成 重读闭音节词且词尾只有一个辅音字母，双写辅音字母再加-er 以“辅音字母 + y”结尾的双音节词，先把“y”改为“i”再加-er 以不发音字母e结尾的词，在词尾加___ -r → more outgoing  → more beautiful  → more difficult → more hard-working → more serious → more enjoyable 多音节词和部分双音节词的比较级需要在其前加______构成。 more outgoing beautiful difficult hard-working serious enjoyable 比较级要变化，一般情况加er； 词尾若有哑音e，直接加r就可以； 一辅重读闭音节，辅音字母要双写； 辅音字母y结尾，变y为i加er； 多音节词最容易，前面加more牢牢记。 顺口溜 12 大红 胖瘦 悲湿热 big red fat thin slim sad wet hot bigger redder fatter thinner slimmer sadder wetter hotter 1. My English is good, and my sister’s is better. 2. This egg is bad. That one is worse than this one. 3. You got little chocolate, but he got less than you. 4. You have many apples. He has more apples than you have. 5. I lives far from the school, but he lives farther than me. 原级 比较级 good worse less many/much farther/further better bad little more far Observe the sentences and complete the table. ②不规则变化 原级 比较级 最高级 good/well better best bad/badly/ill worse worst many/much more most little less least far farther(距离：“更远”) farthest further(程度：“更进一步”) furthest old older (新旧或年龄) oldest elder(兄弟姐妹长幼关系) eldest 二、比较级的常见句型 1. “A + 谓语 + 比较级 + than + B”，表示“A比B……”。 I am more outgoing than my sister. Ella danced better than Emma. 2. “Which/Who + 谓语 + 比较级，A or B?”，表示 “A和B，哪一个更……”。 Which city is bigger, Beijing or Tianjin? 16 三、比较级常考结构 The more you eat, the heavier you will be. The harder you mork, the better you will be. The more he gets, the more he wants. 1. the+比较级，the+比较级 “越...., 就越.....” 2. 比较级+and+比较级“越来越.....” The weather is getting colder and colder. Our life will be better and better. He runs faster and faster. She is more and more beautiful. 17 3. 在形容词和副词比较级前，可以用much, a little, a lot, even 等词修饰,表示比较的程度 He is much taller than me. She is a little heavier than her. This book is a lot more interesting than that one. This exercise is difficult. But that one is even more difficult. 18 as…as… =He is as lazy as him. ①He is lazy. as…as… 表示双方程度相同时的比较 ② He is lzay, too. 一、意义； 二、用法； 三、基本结构及其否定形式。 as…as… Focus on 基本含义和用法 *as ... as : 意为“________________”； *表示_____比较； *基本结构：______________________。 1) Amy is as tall as Peter. 2) This film is as interesting as that one. 3) I work as hard as Tina. 4) English is as interesting as Chinese. 5) She can run as fast as a deer. as … as … 和……一样…… 同级 as + adj./adv. (原形) + as 22 1) Amy is not as / so tall as Peter. 艾米没有皮特高。 2) I can’t jump as/so high as Bill. 我不能跳的跟比尔一样高。 否定形式： not as ... as...= not so ... as A箱子没有B箱子那么大。 她老了，但没有他那么老。 23 3b Use the words in brackets to write questions and answers. 1. Julie /slim/ you Q: _____________________________ A: No, she isn’t. She is as ______as me. Is Julie slimmer than you? slim Julie is slimmer than me. 变成一般疑问句 2. you /serious / your cousin Q: _____________________________ A: No, I’m not. I’m than me. 3. Tom/ smart/ Sam Q: ________________________________ A: No, I don’t think so. I think Sam is as _______ as Sam. 4. Jack / swim / fast / Sally Q:_____________________________ A: No, he doesn’t. He swims as _______as Sally. Are you as serious as your cousin? more serious Is Tom smarter than Sam? smart Does Jack swim faster than Sally? fast 1. You are as ______as your brother. A.friend B.friendly C.more friendly D.friendlier 2.－Is the bag heavy? --Yes. It's______ bigger than that one. A.very B.so C.much D.too 3.-I talked with my little uncle on the computer last night. -The Internet makes the world_______. A.small and small B. smaller and smaller C.small and smaller D. smaller and small 4. I think science is________than English. A.much important B.important C.more important 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. large small much warm cool smaller than 指代“the population” larger smaller more warmer cooler large small much warm cool 1. The population of Chicago was___________that of Guangzhou in 2024. 2. In area, Guangzhou is____________Vancouver. 3. It rains ___________in Guangzhou___________in Vancouver. 4.Guangzhou has a pleasant temperature in January. It is __________ Vancoudver in January. 5. Vancouver is___________Guangzhou in July. smaller than larger than more than warmer than cooler than ...的人口 Mother Father smart funny work hard outgoing friendly sing well ...... Hello, everyone. My name is May. This is a photo of my family. Look! My father is taller than my mother, he is smarter than my mother, too. This is my mother. I think she is more outgoing than my father. She is as funny as my father. We are all friendly. Compare your parents/friends. Check (√) who is smarter, funnier, etc. in the chart. Then ask your partner about his/her parents/friends. Homework 写一段短文对你的父母进行比较，可适当添加内容,注意正确使用比较级. Ⅰ. 写出下列单词的比较级形式。 1. little ___________ 2. bad ________ 3. much ____________ 4. well ________ 5. slim______________ 6. few ________ 7. loud _____________ 8. serious ________ 9. wet ______________ 10. easy ________ less worse more better slimmer fewer louder more serious wetter easier 1. We all think Mike works ________ (hard) than Alan. 2. We feel a little ____________ (relaxed) because the tests are over. 3. Our classroom is ________ (big) than theirs. 4. Which girl is _____________ (outgoing), your sister or your cousin? 5. My father is ________ (busy) than before. Ⅱ. 用所给单词的正确形式完成句子。 busier harder more relaxed bigger more outgoing 6. Who sings ___________ (loud), Mrs. Rice or Mrs. Black? 7. Don’t you think our city is ________ (good) than before? 8. This house is a lot ________(large) than that one. 9. Who got to school ________(early) than you today? 10. Are you a little ________ (fat) than you were when I saw you last time? fatter louder better larger earlier Thank you. 注: 另附word文档。 点击此处链接 Ⅲ. 翻译下列句子。 1. 刘英是我朋友，她比我更外向点。 2. 安跳舞跳得比丽萨好。 3. 琳达跟杰克一样用功吗？ Ann dances better than Lisa. Does Linda work as hard as Jack? Liu Ying is my friend. She’s a little more outgoing than me. Self-evaluation 1. How to form comparatives with -(i)er and more? 2. Can you use comparatives with -(i)er and more correctly? 2. Can you use “as…as” correctly? 各个击破 Homework 1. Finish the exercises in Learning English. 2. Preview 1a-1e on page 20. $