Unit 3 Language in use,Module 2 My home town and my country,To summarise and consolidate the use of comparative adjectives(-er) To compare two places in your home town,Objectives:,Observe,Observe the following sentences carefully. And pay attention to the words in red.,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 than the population of many other cities in China. 7. Shenzhen is larger in population than Beijing.,1. Its getting _(big) and _ (busy). 2. Its streets are 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,go,Ready?,5. Some day it will become _ _ (busy) as Hong Kong. 6. Thats _ (large)_ the population of many other cities in China. 7. Shenzhen is _ (large) in population _ Beijing.,busy,as,larger,than,larger,than,比较级用于比较两个主体。组成句子的方式是将形容词或副词变成比较级的形式，之后要用than引出比较的对象。,形容词比较级的构成 规则变化：,比较级的句子结构： 原来的句子结构不变，只是将形容词变成比较级的形式，然后在后面用than引出所比较的对象。例如：,1. Shanghai is busy. Shanghai is busier than Hangzhou. 2. Shanghai is an old city. Shanghai is an older city than Shenzhen.,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 than that 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. 比较级+and+比较级“越来越” In spring, the days are getting longer and longer. 4. as+形容词原形+as “和一样” Tom is as tall as Mike. This girl is as beautiful as that one. I was as happy as John yesterday.,否定形式：not asas或 not so as 意为“和 不一样”、 “不及不如”。 Tom is not as tall as Mike. Tom is not so tall as Mike. This book isnt as interesting as that one.,注意： 修饰比较级的副词要用much, a lot, a little, a bit, far, even, still等。very不能和比较级连用。如： It was cold yesterday, but its even colder today. 昨天天气很冷，但今天更冷。 He is getting much fatter these days. 他这两天变得更胖了。,一、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. It becomes _ and _(hot) when summer comes.,longer,shorter,quieter,hotter,hotter,Practise,二、单项选择 This one is too large. Can you show me a _ one? A. larger B. large C. small D. smaller 2. Do you think March is better than February? Yes, its _ warmer. A. a little B. much C. very D. quite,3. I think your room is _ bigger. A. a lot B. a lot of C. lots of D. more 4. This book is _ that one, but more expensive than that one. A. difficult as B. as more difficult as C. as difficult as D. more difficult as,以下部分为课本练习，供老师在对答案时选择使用。,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 has a large population but Indias population is _. Beijing is cold in winter but Harbin is _.,bigger,taller,older,larger,colder,1,P14,P14,2,Work in pairs. Talk about the pictures. Use the words in the box to help you.,big busy high low old small tall wide,Now make comparisons. Write sentences.,The buildings in Picture 1 are older than the buildings in Picture 2. The buildings in the village in Picture 1 are older/ smaller/ lower than the buildings in the city in Picture 2. The buildings in the city in Picture 2 are newer/ higher/ bigger/ taller than the buildings in the village in Picture 1. In Picture 2, the roads are wider/ busier than those in Picture 1.,3,Write sentences. Use the information in the table.,Shenzhen is newer than Beijing.,P15,Shanghai is busier than Hangzhou. Xian is older than Beijing. China is bigger than Australia. Tiananmen Square is wider than other squares in China. The population of Tianjin is smaller than the population of Shanghai.,P15,4,Complete the word map with the words in the box. You need to use one word more than once.,big cold large new old small warm,Place,size,population,weather,history,old,new,large,small,cold,big/large,small,warm,Complete the sentences with the expressions in the box.,in the northeast is famous for on the coast pretty good The population of,Cambridge is a beautiful old English city. It _ its university.,is famous for,5,P15,2. 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 weather in Beijing in autumn is _.,on the coast,The population of,in the northeast,pretty good,P16,6,Comp