Unit 3 Section A(3a-3c)-【初中学霸创新题】2025-2026学年新教材八年级上册英语同步课件(人教版2024)

Section A How are we different from each other? UNIT 3 Same or Different？ 第 3 课 时 (3a-3c) 1 掌握形容词和副词比较级形式的变化规则 掌握形容词和副词比较级的用法和常用结构 掌握同级比较结构as...as... 了解形容词和副词比较级的常用修饰词。 单词：population, average, rainfall, per, pleasant 句式：It is 形容词的比较级+than last year. sb does +副词的比较级+than sb. Learning Goals 1 2 2 形容词和副词的用法区别 loudly quietly clearly quiet clear nice tall short 形容词 副词 Revision Don’t speak loudly. The baby is sleeping, so the mum walked quietly. Tom is short but Sam is tall. Lucy is a quiet girl. 形容词的用法： 修饰名词作定语 系动词后作表语 副词的用法： 修饰动词、形容词和副词， 作状语 nice—— late—— heavy—— easy —— long—— tall —— short—— longer taller shorter later nicer heavier easier Revision 形容词和副词比较级的变化规则 thin—— big—— thinner bigger outgoing—— beautiful—— good/well—— bad/badly—— more outgoing more beautiful worse better Revision 形容词和副词比较级的变化规则 形容词和副词比较级的规则变化 分类 变化方式 示例 一般情况 直接在词尾加­er tall—taller short—shorter 以不发音的字母e结尾 的词 只在词尾加­r nice—nicer late—later 重读闭音节词词尾只有一个辅音字母 先双写该辅音字母，再加er thin—thinner big—bigger 以“辅音字母+y”结尾的双音节词 先变y为i，再加er heavy—heavier easy—easier 多音节词和部分双音 节词 在词前加more outgoing—more outgoing beautiful—more beautiful 比较级要变化，一般词尾加­er。 词尾若有哑音e，直接加r就可以。 辅音字母若加y, 记得变y为i。 一辅重读闭音节，末尾字母要双写。 多、双音节有规律，词前加more就可以。 比较级规则变化助记口诀 good/well → better bad/badly → worse many/much → more little → less far → farther/further 形容词和副词比较级的不规则变化 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! Read the sentences and notice the comparatives in bold. Find more examples in Section A. Is Ella taller than Emma? No, she is shorter than Emma. more examples 1a 形容词和副词比较级的常用句式结构 A+be+形容词比较级+than+B. A+实义动词+副词比较级+than+B. This tree is taller than that tree. 这棵树比那棵树高。 Tom runs faster than Daming.汤姆比大明跑得快。 2. A+be+the＋比较级＋of the two＋复数名词. My brother is the taller of the two boys. 我哥哥是这两个男孩中更高的那个。 3. 疑问词+be/实义动词+比较级， A or B? Who is more beautiful, Lucy or Mary?露西和玛丽谁更漂亮？ 4. “比较级＋and＋比较级” 或“more and more +原级” It’s getting hotter and hotter. 天气变得越来越热了。 My school is becoming more and more beautiful. 我的学校正变得越来越漂亮。 5. The＋比较级，the＋比较级. The more，the better. 多多益善。 形容词和副词比较级的常用句式结构 6. A+be/实义动词+倍数＋比较级＋than+B. The box is three times bigger than that one. 这个盒子是那个的三倍大。 原级比较结构 as…as… A+be/实义动词+as +形容词/副词原形+as+B. Jack gets up as early as Tony. 杰克和托尼起床起得一样早。 I’m as heavy as my brother. 我和我哥哥一样重。 形容词和副词比较级的修饰词 常见的修饰词有much, a lot, a little, a bit, even, far等。 We have a much better life now.  我们现在的日子好得多了。 Your cake is a little larger than mine.  你的蛋糕比我的大一点儿。  This story is even more interesting than that one.  这个故事比那个更有趣。 助记：两“多”两“少”一“甚至”， “还”有一个“远”去了。 Use the words in brackets to write questions and answers. 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 / your cousin) A: No, I’m not. I am ______________ than he is. Are you as serious as your cousin more serious Practice 3b 3. Q: __________________________________? (Tom / smart / Sam) A: No, I don’t think so. I think Sam is as _______ as Tom. 4. Q: __________________________________? ( Jack / swim / fast / Sally) A: No, he doesn’t. He swims as ______ as Sally. Does Jack swim faster than Sally fast Is Tom smarter than Sam smart Look at the chart. Then complete the sentences to compare Guangzhou and Vancouver. Use the words in the box and than. Facts Guangzhou Vancouver Population (2024) 18.978 million 0.76 million Area 7,436 square km 115 square km Average rainfall per year 1,923 mm 1,475 mm Average January temperature 16℃ 5℃ Average July temperature 31℃ 18℃ =kilometre/kilometer千米 n.降雨量 =millimetre/millimeter毫米 adj. 平均的，平常的 n.平均数；平均水准 n.人口 3c 1. The population of Vancouver 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 _____________ Vancouver in January. 5. Vancouver is ___________ Guangzhou in July. smaller than larger than more than large small much warm cool warmer than cooler than adj. 宜人的；友好的 一、写出下列形容词、副词的比较级 smart __________ quiet __________ large __________ nice __________ heavy __________ busy __________ fat __________ hot __________ useful __________ friendly __________ beautiful ____________ little __________ good __________ many/much __________ larger smarter heavier busier quieter fatter nicer hotter friendlier more useful more beautiful better less more Practice 二、根据汉语意思完成句子 1. 他工作比我努力。 He works ________ _______ me. 2. 露西和她姐姐一样苗条。 Lucy is ______ ______ ____ her sister. 3. 这个箱子比那个箱子重得多。 The box is _______ _______ than that one. 4. 你画的画越来越好了。 You draws ______ _______ ______. harder than as slim as much heavier better and better 三、单项选择 1. （黑龙江绥化中考）Alice is ______ one of the twins. A. the taller B. taller C. tallest 2. She has ____ books than you. A. many B. much C. more D. most 3. Farmers become ________ in our hometown in recent years. A. more and more rich B. richer and richer C. more rich and more rich D. much richer than 4. Jim studies better than Tom, but Tom is _______ and he has more friends. A. outgoing B. more outgoing C. lazy D. lazier Homework 1. 复习形容词和副词比较级的变化形式和常用句式； 2. Write down the similarities and differences between you and one of your friends. 绿卡图书—走向成功的通行证 $$