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1、外研 八年级 上册,Module 2,My home town and my country,Unit 3 Language in use,学科网,To compare two places in your home town To summarise and consolidate the use comparative adjectives(-er),Objectives:,语法讲解建议采用归纳法，如尽可能多的呈现一些相关例句，或可让学生从已学课文中找相应例句，引导学生试着从所观察到的语言现象中总结出语法规律。,Z.x.x. K,Z.x.x. K,Observe,Are you famil
2、iar with these sentences? They are all from the texts we have learnt.,Its getting bigger and busier. Its streets are much wider and cleaner too.,3. Its a newer city than Hong Kong. 4. Its taller than many other buildings in Shenzhen. 5. Some day it will become as busy as Hong Kong. 6. Thats larger t
3、han the population of many other cities in China. 7. Shenzhen is larger in population than Beijing.,Guessing game,1. to test your sense of observation 2. to test your ability of short-term memory 3. to test your ability of inductive method,Zx.xk,1. Its getting _(big) and _ (busy). 2. Its streets are
4、 much _ (wide) and _ (clean) too. 3. Its a _ (new) city _Hong Kong. 4. Its _(tall) _ many other buildings in Shenzhen.,bigger,busier,wider,cleaner,newer,than,taller,than,5. Some day it will become _ _ (busy) as Hong Kong. 6. Thats _ (large)_ the population of many other cities in China. 7. Shenzhen
5、is _ (large) in population _ Beijing.,busy,as,larger,than,larger,than,以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解, 下面就让我们根据之前练习的考察情况进一步选择讲解该语法项的重难点。,语法讲解,比较级用于比较两个主体的，组成句子的方式是将形容词或副词变成比较级的形态，即在形容词或副词前加more或加后缀-er。,比较级的构成： 1) 规则变化：,多音节词和部分双音节词在词前加more outgoingmore outgoing beautifulmore beautiful 2) 一些不规则变化： good
6、/wellbetter；bad/badlyworse； many/muchmore；farfarther/further,比较级常用句型： 1. A+动词+形容词比较级+than +B 意为“A比B更” This tree is taller than that one.The climate in Beijing is hotter thanthat of Ningbo.,A,B,A,B,2. 表示两者之间的选择, 可使用 Which is + 比较级, or? Which is longer, this one or that one?,3. The+比较级，the + 比较级“越越” T
7、he smaller the house is, the less it will cost us the heat. 4. 比较级+and+比较级“越来越”In spring, the days are getting longer and longer.,5. 修饰形容词和副词的比较级的副词要用much, a lot, a little, a bit, far等。very不能和比较级连用。如： The blouse I bought yesterday is a little less expensive. 昨天我买的衬衣比较便宜。 To play basketball is far mo
8、re enjoyable to the boy. 打篮球对于男孩子来说要有趣得多。,6. as+形容词原形+as 意为“和一样” Tom is as tall as Mike. This girl is as beautiful as that one. There are as many students in our school as yours.,否定形式：not asas或 not soas 意为“和 不一样” “不及不如” Tom is not as tall as Mike. Tom is not so tall as Mike. You dont eat so much as
9、I. This book isnt as interesting as that one.,Complete the sentences with the correct form of the words in the box.,big cold large old tall,Shenzhen was very small about thirty years ago but it is much _ now.This building is tall but that building is much _.Beijing is old but Xian is much _.The US h
10、as a large population but Indias population is _.Beijing is cold in winter but Harbin is _.,bigger,taller,older,larger,colder,1,Write sentences. Use the information in the table.,Shenzhen is newer than Beijing.,2,Complete the sentences with the expressions in the box.,in the northeast is famous for
11、on the coast pretty good The population of,Cambridge is a beautiful old English city. It _ its university.,is famous for,5,2. Tianjin is near Beijing, _ of the Bohai Sea. 3. _ India is smaller than that of China but bigger than that of Russia. 4. Harbin is _ of China and is a very busy city. 5. The
12、weather in Beijing in autumn is _.,on the coast,The population of,in the northeast,pretty good,Making a report comparing two places in your home town,Module task:,Step 1: Work in pairs. Compare two places in your home town., Where is it? Its in the north/south/east/west of the town., How old is it?I
13、ts about years old. How many people work/go there? people work/go there. Is there anything special about it?Its bigger than,Step 2: Write the information in the table.,Step 3: Make a report. Write sentences.Place 1 is bigger than Place 2.Place 2 is older than Place 1. Join the sentences using and or
14、 but.Place 1 is bigger than Place 2, but Place 2 is older than Place 1. Read your report to the whole class.,一、 根据句意写出所缺单词。 (1)Im 12 years old. Youre 14. Im _ than you. (2) A rabbits tail is _ than a monkeys tail. (3) An elephant is _ than a pig. (4) A lake is _ than a sea. (5) A baskeball is _ than
15、 a football.,注: word 文档 点击此处链接,Quiz,younger,shorter,heavier,smaller,bigger,二 用所给词的适当形式填空 Her hair is _ (long) than mine.Who is _ (short), Tom or Jack?Lily is _(quiet) than her sister.Tina, please come to school a little _ (early) next time.The _(hard) you study, the _ (good) grades youll get.It becomes _ and _(hot) when summer comes.,harder,longer,shorter,quieter,earlier,
