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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
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Lead in
02
Lead in
02
Su Wen wants to do a speech about the best invention .But she must finish some tasks.
04
Lead in
Round 1
1
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
04
Presentation
Round 2
1
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
03
Presentation
Adjective
Comparative adjectives
Superlative adjectives
good / well
bad(ly) / ill
far
better
best
worse
worst
farther
further
farthest
furthest
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？
03
Presentation
Adjective
Comparative adjectives
Superlative adjectives
many / much
more
most
less
least
older/elder
oldest/eldest
little
old
拓展
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
04
Presentation
Round 3
1
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
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.
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。
04
Practice
Round 4
1
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
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
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
02
Talking
Round 5
1
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
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
05
Talking
1
Useful inventions influence different aspects of our lives.
Summary
06
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
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
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.
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
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.
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
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