Unit 4 Inventions Section 2 Grammar课件 2025-2026学年沪教版（2024）英语八年级上册

该初中英语课件聚焦“不规则形容词比较级最高级”及“(not) as...as”结构，通过复习规则变化（表格归纳不同规则例词）过渡到不规则形式，以短文引出重点词汇并表格总结，构建从已知到未知的学习支架，衔接自然。 其亮点是以“发明”主题为语境，融合语篇输入、分层练习和真实交际，注重语言能力（用语法描述发明）与思维品质（比较分析发明价值）。Show Time评价表和分层作业助力个性化学习，学生能在运用中掌握语法，教师可借助完整环节提升教学效率。

Unit 4 Inventions Grammar 语法优质课 沪教版(2024)八年级 上 Learning objectives 1 Lead in Presentation 3 Practice Talking 5 Summary Assessment 7 Homework 2 4 6 8 By the end of the lesson, I will be able to... 1 2 3 know some irregular comparative and superlative adjectives; know the usage of “(not) as...as”; talk about the inventions using comparative and superlative adjectives. 01 Learning objectives https://www.21cnjy.com二一教育 www.21cnjy.com Lead in 02 www.21cnjy.com Lead in 02 Su Wen wants to do a speech about the best invention .But she must finish some tasks. www.21cnjy.com 04 Lead in Round 1 1 www.21cnjy.com Let’s have a review of what we learnt in the last unit. Rules 原 级 比 较 级 最 高 级 单音节词和少数双音节词 strong wide fat happy 多音节词和部分双音节词 convenient stronger strongest 一般在词尾加-er或-est wider widest 以字母e结尾的,加-r或-st fatter fattest 以辅元辅结尾的重读闭音节,双写最后一个辅音字母加-er或-est happier happiest 以“辅音字母+y”结尾的双音节词,改“y”为“i”,加-er或-est more convenient most convenient 在词前加more或most Lead in 02 www.21cnjy.com 04 Presentation Round 2 1 www.21cnjy.com Read the passage and pay attention to the words in bold. Many inventions make people’s lives better.For example,the invention of the wheel allowed people to travel farther distances. However, there are bad inventions too.A magazine once picked the top ten worst inventions in human history, such as cigarettes and plastic bags. Many people think these inventions make the world a worse place to live in. Some comparative and superlative adjectives are irregular. Presentation 03 www.21cnjy.com 03 Presentation Adjective Comparative adjectives Superlative adjectives good / well bad(ly) / ill far better best worse worst farther further farthest furthest www.21cnjy.com 03 Presentation farther/farthest 表示距离、时间上“更远;更往前”。 further/furthest即可表示距离时间上“更远;更往前”, 也可表示程度上或抽象意义上的更深远或更进一步。 辨析:farther/farthest与further/furthest He swam to the farther shore of the lake. 他游到了湖的彼岸。Are there any further questions?还有更进一步的问题吗? www.21cnjy.com 03 Presentation Adjective Comparative adjectives Superlative adjectives many / much more most less least older/elder oldest/eldest little old 拓展 www.21cnjy.com Presentation 03 辨析:older/oldest与elder/eldest older/oldest和elder/eldest都可用来表示家庭成员之间的长幼关系,older/oldest可作表语或定语,elder/eldest只能用于名词前作定语,注意不说elder than。 ( )My eldest brother is fifteen years old.我最年长的哥哥15岁了。 ( )My elder brother is two years older than me.我的哥哥比我大两岁。 ( )Li Ming is two years elder than me.李明比我大两岁。 改为older www.21cnjy.com 04 Presentation Round 3 1 www.21cnjy.com Listen to a song and fill in the blanks. As sly as a fox, as _ as an ox. As _ as a hare, as _ as a bear. As _ as a bird, as neat as a word. As _ as a mouse, as_ as a house. strong fast brave free quiet big We use (not) as …as to say that things or people are (not) equal in some way. Presentation 03 www.21cnjy.com 然后人类就驯服一些动物如马、驴子等作为乘坐工具或乘坐工具的动力(如:马车)。 Read the sentences below and pay attention to the words in bold. 1. Early computers were as big as a room. 2. With electric lights, people can do as many things in the evenings as they can in the day time. 3. A candle does not produce as much light as a light bulb. We use (not) as…as with many + the plural form of a countable noun or much + an uncountable noun to compare amounts. Presentation 03 We use (not) as …as with the basic form of adjectives to compare things and people. www.21cnjy.com Presentation 03 特别提醒 not as/so...as结构通常可与比较级句式进行同义转换。 The film is not as/so funny as that one.这部电影没有那部搞笑。 That film is funnier than this one.那部电影比这部搞笑。 www.21cnjy.com 04 Practice Round 4 1 www.21cnjy.com Practice 04 1.Mind health is as _as body health. A. important B. more important C. the most important 2. To my surprise,the boy speaks English as _as the foreign teacher. A. best B. better C. well 3.I am taller than Nancy, but I can't jump as_ as she does. A. high B. higher C. highest 4.The new movie was _exciting _ the last one we watched together. A. not as ; so B.not as; as C.not such ;as Multiple choices. A C A B www.21cnjy.com Some historians have made a list of great inventions in the past 1,000 years. Look at the list and complete the conversation below with the correct form of the words in brackets. 1 04 Practice www.21cnjy.com Su Wen: I think movable type is the (1)_ (good) invention in the past 1,000 years. Thanks to this, people could have books to read. Su Mei: Well, it is an important invention. However, I think the light bulb is an even (2)_ (good) invention. It was hard to read and write at night before we had light bulbs. Which modern invention do you think is the most important? Su Wen: Definitely the computer. It has been almost (3)_ (important, as ... as) the movable type. Su Mei: The things on the list are all great inventions. After all, life would be much (4)_ (bad) without them! best better as important as worse Practice 04 www.21cnjy.com 02 Talking Round 5 1 www.21cnjy.com Look at the list of the great inventions in the past 1,000 years in Exercise 1. Then ask and answer the questions in pairs. (1) Which invention do you think is more important, the printing press or the light bulb? Why? (2) Which invention do you think is the most important? Why? (3) What other inventions do you think are as useful as those on the list? 2 Talking 05 www.21cnjy.com Show Time 评价方面 评价标准 自/互评 Sound(声音) loudly Contents(内 容) 1.full contents. 2.deeply think. Expressions(表 达) 1. use good phrases we have learned 2. few grammar mistakes语法错误少 05 Talking www.21cnjy.com 05 Talking 1 www.21cnjy.com Useful inventions influence different aspects of our lives. Summary 06 www.21cnjy.com Summary 06 good/well-better-best bad/badly-worse-worst far-farther/further-farthest/furthest (not)as...as (not)as many +n.(pl.)+as (not)as much +uncountable noun+as 不规则形容词、副词比较级最高级 www.21cnjy.com Exercises 06 Summary 一、用括号中所给词的适当形式填空 1.Their solution to the problem is good, but I think ours is even _(good). 2. The traffic was bad this morning, and it got even_(bad) during the rush hour. 3.Kate is looking for some_(far) information about the four great inventions of ancient China. 4. This is the_(bad) movie that I've ever seen. 5. Listening to tapes every day is one of the_(good) ways to improve your pronunciation. better worse further worst best www.21cnjy.com Summary 06 二、按要求完成句子。 1.He works as hard as Tom.(改为否定句) He _ _ so hard as Tom. 2. 塔拉学习和蒂娜一样努力吗? Does Tara work _ _ _ Tina? 3.I am quiet.She is quiet,too.(合并成一句) _. as hard as doesn’t work She is as quiet as me /as I am. www.21cnjy.com Unit 4 Inventions-Grammar 不规则形容词、 副词比较级最高级 good/well-better-best bad/badly-worse-worst far-farther/further-farthest/furthest (not)as...as (not)as many +n.(pl.)+as (not)as much +uncountable noun+as www.21cnjy.com Assessment 07 Self-assessment I can know some irregular comparative and superlative adjectives; I can know the usage of “(not) as...as”; I can talk about the inventions using comparative and superlative adjectives. www.21cnjy.com Basic (基础) Remember the rules of comparative and superlative adjectives. Improving(提升) Introduce a most important invention you think. Extend (拓展) Introduce an invention of yours,and compare with some other things. Homework 08 www.21cnjy.com Lavf58.20.100 EVCapture4.2.1软件录制 Lavf57.25.100 本视频由湖南一唯信息科技开发的EV录屏软件录制,www.ieway.cn $