新外研版九年级下册英语 Module 3 Unit 3 教学课件

1、Module 3 Life now and thenUnit 3学习目标 words: wealthy, fear, used to, wealth, double, seldom, spare, spare time, speak up, deaf, tiny, electric, light, candle, postman, Sentences:People are wealthier today, and they live longer than they did in the past. But people dont take as much exercise as they u

2、sed to. More people have cars, and they walk or use their bikes less. We eat better and we live longer. . 你能总结比较级和最高级的变化规则吗？long longerlongesthealthyhealthierhealthiestlargelargerlargestgoodbetterbestimportantmore importantmost importantLead in新课导入词 尾 变 化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)tall hard t

3、allerhardertallest hardest以不发音的e结尾的词加-r或-stlargewidelargerwiderlargest widest以重读闭音节结尾的词,应双写辅音字母再加-er或-estbig hot biggerhotterbiggest hottest以辅音字母加y结尾的词变为i再加-er或-esthappy dry happierdrierhappiestdriest多音节词和多数双音节词在其前面加more 和most difficult popular more difficult more popularmost difficult most popular比

4、较级和最高级的变化规则新课讲解原级goodwellbadillmanymuchlittlefarold比较级最高级不规则变化bestbetterworseworstmoremostlessleastfartherelderolderoldesteldestfurther farthest furthest 新课讲解Grammar: 形容词与副词 形容词和副词的句法作用1. 形容词 形容词一般放在名词之前作定语，或放在系动词之后作表语，或作宾语补足语。形容词作定语，一般都是放在名词之前，但若修饰不定代词 something, anything等则后置。 We must keep our clas

5、sroom clean. (宾补） They were kind and nice. (表语） Can you see the old tree there? (定语） Is there anything funny in the paper today? 新课讲解2. 副词： 副词一般作状语，修饰动词、形容词以及全句，表示程度、方式等。注：副词作状语修饰动词，一般是后置，修饰 形容词或副词要前置。Mr Wang works hard in school.Lily can speak Chinese very well.频度副词：一般位于行为动词之前，系动词或 助动词之后。常见的有 alway

6、s, often, sometimes, usually, seldom, never。程度副词：常置于形容词或副词之前。常见的 有very, much, quite, pretty, so 等。新课讲解 原级asas(much) too, so ,quite,very新课讲解比较级thanthe 比,the 比比 比Which/Who is , or?the 比 of the twomuch, even ,a lot, any, far, still新课讲解最高级in/ofone ofthe序数词最高级Which/Who is , , or?新课讲解特殊用法1. the + 比较级， the

7、 + 比较级 越越2. 比较级+比较级 越来越 3. the+ 比较级 of 两者 比较级表最高级 He is taller than any other boy in his class.4. China is larger than any country in Africa. China is larger than any other country in Asia.新课讲解colddryhotwarmwetcoldercoldestdrierdriesthotterhottestwarmerwarmestwetterwettest给出下列词的比较级和最高级新课讲解expensivem

8、ore expensivemost expensivecrowdedmore crowdedmost crowdedgoodbetterbestfewfewerfewestpleasantmore pleasantmost pleasant新课讲解1 Complete the passage with the correct form of the words in brackets. For many people, life is a lot (1)_ (easy) today. Medicine and diet are improving (2)_ (quickly), and peo

9、ple are getting (3)_ (healthy) and living (4)_ (long). But communication is changing (5)_ (fast) of all. Today, with the Internet, people can communicate (6)_ (easily) with friends all over the world. easiermore quicklyhealthierlonger(the) fastestmore easily新课讲解 Not all the changes are (7)_ (good) o

10、nes. More people drive cars instead of riding bikes, so they are not as (8)_ (fit) as they were. Traffic does not just make the roads (9)_ (crowed), it also makes pollution (10)_ (bad). We must all work (11)_ (hard) to reduce pollution. goodfitmore crowdedworserhard新课讲解Work in pairs. Look at the two

11、 pictures and talk about how the town has changed. Use the words in the box to help you.big buildings busy house modern more shop street tall traffic tree新课讲解1. There are more cars in the street today than there were 50 years ago.2. The buildings are much taller, much more beautiful and much newer.

12、3. The streets are much wider.4. The environment is much better. 5. I can see people are much busier than before.6. The life is much better than before.7. There are more shops than before.Sample answer:新课讲解3 Complete the sentences with the words or expressions in the box heat more than seldom spare

13、speak up1. We _ have time to go on holiday.2.We do not have any _ time because we have important exams this year.3.Never go out in the _ of the day without a hat.4.You have to _ because the students in the back cannot hear you.5.Mr Smith is _ a teacher. Most of his pupils think of him as their frien

14、d. seldomspareheatspeak upmore than新课讲解4. Read the email and find three examples that show life was harder in the past than it is today.新课讲解新课讲解5. Read the email again. Find sentences that tell us: 1. There was not enough living space for people.2. Most of the big cities were dirty and unhealthy.3.L

15、ife was harder for children in those times.Write examples.1. People lived in very small houses, very close to each other, with no space for children to play.2. The pollution from factories filled the air. People put their rubbish outside in the streets. As a result, there were many illnesses.3. They

16、 didnt always go to school, because they had to work instead. Many children started work in factories when they were only four or five years old. They worked twelve hours a day in dangerous jobs for very little money. Many were hurt in accidents with machines.新课讲解用所给词的适当形式填空1.The more careful you ar

17、e, _ (few) mistakes you may make.2. Her husband was not as _ (friend) to them as her parents. 3. Maths is one of _ (important) subjects.4. If you want to keep fit, youd better eat more vegetables and _ (little) meat.5. The population of Tianjin is _ (small) than that of Beijing. the fewerfriendlythe most importantlesssmaller当堂小练归 纳课堂小结Unit 3Language in use1. New words: wealthy, fear, used to, wealth, double, seldom, spare, spare time, speak up, deaf, tiny, electric