Unit 3 Grammar 语法课件 2025-2026学年人教版（2024）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，通过课前歌（Big, Bigger, Biggest及中文对应）和英文歌曲片段导入，结合复习环节（形容词副词概念、等级），搭建从旧知到比较级规则、用法的学习支架，帮助学生逐步掌握比较级知识。 其亮点在于融合语言能力、思维品质和文化意识。通过歌曲导入和“直去双改加”规则口诀、“三坏两好”等巧记方法，降低语法学习难度，构建系统知识体系（思维品质）。任务设计如用比较级描述双胞胎差异（Tina和Tara），让学生在实践中运用语言（语言能力），同时通过“发现每个人都是不一样的个体”渗透文化意识。学生能提升语法运用和表达能力，教师可借助结构化任务和趣味导入提高教学效果。

课前歌 Unit 3 Same or Different? Section A Grammar Focus-3c 一、知识目标： 了解形容词和副词的用法区别;总结并掌握形容词和副词比较级变化规则;掌握形容词副词的比较级用法，并区别原级和比较级的用法。 二、能力目标： 能运用所学的比较级用法，比较并谈论自己与他人的不同。 三、思维品质目标： 构建比较级有关的语法知识体系。 四、文化意识目标： 通过观察人与人之间的不同，发现每个人都是不一样的个体。 学习目标 What doesn’t kill you makes you__________. Stand a little__________. Doesn’t mean I’m lonely when I’m alone. What doesn’t kill you makes a fighter. Footsteps even____________. Doesn’t mean I’m over cause you’re gone. What doesn’t kill you makes you_________ _________. Just me myself and I What doesn’t kill you makes you__________. Stand a little__________. Doesn’t mean I’m lonely when I’m alone. stronger taller lighter stronger stronger stronger taller Lead-in 形容词：是修饰______（人或事物），表示名词的性质，特征或属性一种词类。它在句中作定语、表语和宾语补足语。（...的） 副词：用来修饰_____、_______及其他副词的词叫副词。副词在句中多作状语. (...地） 形容词和副词的概念 名词 动词 形容词 通常在形容词后加-ly变成副词。 slow → ______ real → ______ usual →______ careful→______ easy → ______ happy→ ______ heavy →______ angry→ ______ 形容词和副词有三个等级：_____________________ 原级、比较级、最高级 slowly really usually carefully easily happily heavily angrily Review Finish the tasks 8 mins Self-study I add… I ask… I query… I answer… Discuss in groups Help each other Teach&Learn 1.比较级的定义：用于两者（人或事物）的比较。表示________或________ 2.比较级的标志词是________。 than Presentation “较...” “更...” Read and translate ,and then fill in the blanks . Task 1 构成方法 原级 比较级 tall taller fine finer big fat bigger fatter heavy early heavier earlier outgoing more outgoing 单音节词和部分双音节词 一般在词尾加_______ 以字母e结尾，在词尾加_____ 重读闭音节结尾且末尾只有一个辅音字母，_____________________________ 以“辅音字母+y”结尾的双音节词，_________________________ 在词前加_________ 多音节词和部分双音节词 构成 规则变化"直去双改加" 课本 P106 Presentation -er -r 双写该辅音字母，再加-er 先把“y”改为“i”,再加-er more Task 2 原级 比较级 good/well better bad/badly/ill worse many/much more little less far farther(表示距离：“更远”) further(表示程度：“更进一步”) old older(新旧或年龄) elder(兄弟姐妹长幼关系) 2. 不规则变化 课本 P106 三坏两好， 两多一少， 还有一个远和老 Write down the comparative of each word. 1. fast ____________ 2. late ___________ 3. easy ___________ 4. fat ____________ 5. slow ___________ 6. early __________ 7. well ____________ 8. bad____________ 9. little ____________ 10. quickly _________ 11. expensive _________ 12.beautiful ___________ faster later easier fatter slower earlier better worse less more quickly more expensive more beautiful A + be + 形容词比较级 + than + B 比较级常用句型1 e.g. Mike is taller than his sister. His orange is bigger than mine. My hair is shorter than Lucy’s. 【试一试】翻译下列句子。 ①我姐姐比你矮。_________________________________________________ ②他的学校比我的学校大。_________________________________________ ③数学比英语难。_________________________________________________ Task 3 My sister is shorter than you. His school is bigger than mine . Maths is more difficult than English . A + 实义动词 + 副词比较级+ than + B e.g.My mother runs more quickly than my father. Bob dances better than his friend. He walks more carefully than his wife . 【试一试】翻译下列句子。 ①Tom比他的姐姐写字慢。__________________________________________ ②我的老师唱的比我更开心。__________________________________ 比较级的基本用法：②than的用法 比较级常用句型2 Tom writes more slowly than his sister. My teacher sings more happily than I 注意：than前后所使用的动词相同时，通常用助动词代替后面的动词或省略后面的动词。 2.特殊句型（常考） ◆越来越……：“比较级 + and + 比较级” 或 “more and more+ 形容词/副词原级” e.g. She is becoming thinner and thinner. There are more and more students in our school. He seems more and more outgoing now. Living in the world is becoming more and more difficult. 试一试：用所给词的正确形式填空。 1.Tom becomes__________and___________(healthy) with his mother's help. 2.I will be_________and_______________ (beautiful) one day. healthier healthier more more beautiful ◆the + 形容词的比较级 + ……, the +形容词的比较级 + ……,表示“ 越……，就越……” e.g. The more you eat, the fatter you will be. The harder you study, the more you will get. ◆“the + 比较级 + of the two” 意为 “两者中比较……的”。 e.g. Lisa is the taller of the two girls. 试一试：用所给词的正确形式填空。 The__________(careful) you are,the________(few) mistakes you will make. The__________(hard) you study,the________(good) grades you will get. He seems the ______________(friendly) of the two boys. more careful fewer harder better friendlier 比较级的用法：① 同级比较 肯定式：as+原级+as 否定式：not as+原级+as 和....一样 不如... ， The story is as interesting as that one. Sally studies as hard as Tom. The question is not as difficult as that one. I don't go to school as early as my brother. 这个故事和那个一样有趣 这个问题没那个问题那么难 Sally和Tom一样努力学习1 表示两者之间没有差别时,使用句型： A+be+ +______________+ _______ +B 或者 A+实意动词+ + + +B as 形容词原级 as 我去学校不如我哥哥早 as 副词原级 as He is as excited as his younger sister. Lily rides her bike as slowly as an old lady. 表示一方在某方面不如另一方时,使用句型： A+be+ +________+ + +B 或者 A+助动词+ + + + + +B not as 形容词原级 as not 实义动词原形 as 副词原级 as He is not as outgoing as her. I don’t come as early as him. Task 3 试一试：用所给词的正确形式填空。 1. I don't watch TV as_________as you. (much) 2. Brazil isn't as________as China.(big) 3. Do you think English is as __________ as math. (important) 翻译句子 1. 我和哥哥一样努力学习。______________________________________ 2.这个塔和那个建筑物一样高。____________________________________ much big important I study as hard as my brother. The tower is as tall as the building. He is much more handsome than his brother. This book is even more useful than that one. Can you come to school a little earlier tomorrow morning? 1.可修饰比较级的词 巧学妙记： 三多(much, a lot) 两少(a little, a bit) 一甚(even)， 一仍然（still) 注 意 当表示一方超过另一方的“程度”时，可以用much, a lot, far, a little, a bit, even, still等来修饰形容词比较级。注意：比较级不能用very, so, too等修饰。 试一试：用所给词的正确形式填空。 1. —Cindy, are you feeling better now? —No, Mum. I feel even____.(bad) 2. You look much ________ (slim) in this black pair of trousers. 3.Bill looks a little_________(stronge) because he plays football every day. 4.You will become a lot__________（heavy）if you eat too much. worse slimmer stronger heavier 注 意 2.The new building is higher than the old one. Those apples are bigger than _____ 比较级必须在同类中进行，即人与人比，物与物比，而且比较结构前后的词语要对称，特别注意在than或 as 之后不要漏掉可能出现的替代词 that ，those, one ,ones. these. My hair is shorter than hers(her hair). 拓展：表示“……是……的几倍”，用“倍数+as+原级+as”结构，或者“倍数+比较级+than”结构。 eg: This classroom is three times as big as that one. This classroom is twice bigger than that one. Tina and Tara are twins. They look similar. However, in some ways, they are very different. Tina is an active girl. She is 1._ __ (outgoing) than Tara. Also she is becoming 2._________and_________(friendly). She likes sports. She can run4. ________ (fast) and jump 5. ________ (high) than Tara. Who is 6._____________ (hard-working) at school, Tina or Tara? They have different answers. Tara she works as 7._______(hard) as Tina. But as for Tina, she says she is 8.______________ (clever) than Tara. But she thinks she is much 9._______(lazy), because Tara always gets up a little 10.____________(early) than her. In fact, their mom says both of them are a little lazy. Their also thinks so. practice more outgoing friendlier friendlier faster higher more hard-working hard cleverer lazier earlier Have a try，please! 1. Which do you like ______(well),apples or oranges? 2. Who is ______(old),Jim or Tom ? 3. Jack is running _____ and _____ (fast) . 4. Our country is becoming _____ and ______________ (beautiful). 5. He is _________ (tall) of the the two boys. better older faster faster more more beautiful the taller Practice Use the words to write questions and answers. 3b Are you more serious than your cousin ? less serious Is Tom smarter than Sam smart Does Jack swim faster than Sally fast less+多音节形容词或副词“更不...” Look at the chart.Then complete the sentences. 3c smaller than larger than more warmer than than cooler than UTC 2023-09-25 15:00:58 Lavf58.76.100 $