Unit 3 Same or Different？Section A Grammar（PPT课件）-【学海风暴】2025-2026学年新教材八年级上册英语同步备课（人教版2024）

Unit 3 Same or Different? 八年级英语人教版·上册 Section A (Grammar) 授课人：XXXX 1 软件 使用 视频 播放 字体 显示 同步 配套 本课件使用office2016制作，请使用相应软件打开并使用。由于 WPS软件原因，少量电脑可能存在理科无公式动画的现象，请使用相应软件打开并使用 若因软件问题视频无法打开，请在相应的视频文件夹打开原视频 如果有的字体不能显 示，请先把字体包中的 字体直接复制粘贴至C:\WINDOWS\Fonts 即可 依据最新教材划分课时，内容与教材同步 学海风暴®系列 一、新课引入 What’s the most commonly used form in the story? The rabbit ran faster than the turtle at first. But the turtle was more patient than the rabbit. Finally, the turtle became happier than the rabbit because it won the race! Comparative Forms of Adjectives and Adverbs 形容词和副词的比较级形式 faster more patient happier 学海风暴®系列 二、新课讲解 形容词、副词的比较级 1. 形容词、副词的比较级的含义 大多数形容词和副词有三个等级：原级、比较级和最高级。其中比较级用于两者（人或事物）之间的比较，表示“前者比后者更（不）……”。 学海风暴®系列 二、新课讲解 2. 比较级的构成 分类 构成方式 示例 规则变化 一般情况 在词尾加-er new—newer, fast—faster 以字母e结尾的词 在词尾加-r fine—finer, late—later 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 hot—hotter, thin—thinner 以“辅音字母+-y”结尾的双音节词 先变y为i，再加-er early—earlier, happy—happier 多音节词和部分双音节词 在词前加more useful—more useful, carefully—more carefully 不规则变化 good/well—better, bad/badly—worse, many/much—more, little—less, far—farther/further, old—older/elder 形容词、副词的比较级 直 去 双 改 加 特 学海风暴®系列 二、新课讲解 形容词、副词的比较级 3. 比较级的常用句型结构 (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.” 意为“A比B……”。当than前后的动词相同时，通常用助动词代替后面的动词。该动词或助动词可以省略。 Jack runs faster than Henry (does). 杰克比亨利跑得更快。 (2) “the+比较级+of the two” 意为 “两者中比较……的”。 Lisa is the shorter of the two. 莉萨是两个人中比较矮的那个。 学海风暴®系列 二、新课讲解 形容词、副词的比较级 (3) “比较级+and+比较级” 或 “more and more+形容词 / 副词原级” 意为 “越来越……”，其后均不可接than。 It’s becoming warmer and warmer. 天气变得越来越暖和。 Chinese is becoming more and more popular. 汉语变得越来越受欢迎。 (4) “the+比较级，the+比较级” 意为 “越……越……”。 The more, the better. 多多益善。 学海风暴®系列 二、新课讲解 形容词、副词的比较级 (5) “Which / Who ... +比较级，A or B?” 意为 “A和B，哪一个/谁更……？”。 Who is taller, Jim or Tom? 谁更高，吉姆还是汤姆？ Which book is better, this one or that one? 哪本书更好，这本还是那本？ 学海风暴®系列 二、新课讲解 形容词、副词的比较级 【拓展】在使用比较级时一定要注意： (1) 比较对象必须一致。 My hair is longer than yours. 我的头发比你的（头发）长。 (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。 In winter, the weather in Hainan is warmer than that in Beijing. 冬天，海南的天气比北京的（天气）暖和。 His stories are more interesting than those I told. 他的故事比我讲的（故事）有趣。 学海风暴®系列 二、新课讲解 形容词、副词的比较级 (3) 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等修饰形容词比较级，注意不能用very, so, too等修饰。 He is much more serious than his brother. 他比他弟弟稳重多了。 (4) 两者之间的同级比较常用“as+形容词/副词原级+as”结构，表示前后两者的情况一样。其否定结构为“not as/so+形容词/副词原级+as”结构，表示前者不如后者。 Lucy speaks Chinese as well as Lily. 露西汉语说得和莉莉一样好。 I am not as/so busy as I used to be. 我没有过去那么忙了。 学海风暴®系列 三、归纳小结 形容词、副词的比较级 学海风暴®系列 四、强化训练 一 、单项填空 ( ) 1. —Do you think who is_______, Lily or Lucy? —I think Lily is as _______ as Lucy. A. thin; thin B. thinner; thinner C. thinner; thin D. thin; thinner ( ) 2. —Do you know what the population of India is? —No. I only know it is much _______ of the United States of America. A. more than that B. bigger than that C. less than that D. more than it ( ) 3. —Mary’s hair is longer than _______. —Yeah, that’s true. And I think her hair is _______. A. me; longer and longer B. mine; longer and longer C. I; more and more long D. mine; long and long C B B 学海风暴®系列 四、强化训练 二 、用所给词的适当形式填空 1. I think this story is _______________ (interesting) than that one. 2. —Who do you think will win the race, Bob or Tom? —It must be Bob. I think he runs _________ (fast). 3. Tony thinks Chinese is _________ (easy) than maths. 4. Tom and Jack are in the same class, but Tom studies _________ (hard) of the two. 5. An apple is a little _________ (big) than an orange, but much _________ (small) than a watermelon. faster more interesting bigger easier smaller harder 学海风暴®系列 三 、完成句子 1. 我觉得露西比莉莉跳得好。(补全句子) I think Lucy _______ _______ _______ Lily. 2. 我觉得自己越来越胖了。(补全句子) I think I’m getting _____ _____ _____. 3. Jim doesn’t work as hard as his brother. (保持句意基本不变) Jim’s brother ______ ______ than Jim. 4. 你做家庭作业时越仔细，犯的错误就越少。(补全句子) _____ _____ _______ you do your homework, _____ _____ mistakes you will make. 四、强化训练 dances better than fatter and fatter works harder The more carefully the fewer 学海风暴®系列 四、强化训练 四、短文填空 Now Lucy understands her parents 1. _________ (well) than before. Two years ago, Lucy and her 2. _________ (old) brother came to China for 3._________ (far) study. They had 4. _________ (little) time to communicate with their parents. Lucy had to spend 5._________ (much) time learning Chinese because she got 6. _________ (bad) results than last term. Thanks to her effort and friends, she gets 7. _________ (good) grades now. better elder further less more worse better 学海风暴®系列 $