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2Unit 1 Its taller than many other buildings.1. Do you like our country?2. Do you know anything about the big cities in China? 3. Which city do you like best? Ask and answer Free talk1.Grasp the key words and key structure: hill, population, wide, million, pretty, than, get 2. Reading aim: To understand the conversation about the comparison of two citieshill n. 小山小山Get up that hill.爬上那座山。爬上那座山。Learn these new wordspopulation n. 人口，全体居民人口，全体居民million num. 百万百万e.g. This country now has a population of about 110 million. 这个国家现有大约这个国家现有大约1.1亿人口。亿人口。wide adj. 宽的；宽阔的宽的；宽阔的e.g. This river is very wide. 这条河很宽。这条河很宽。than prep. 比比e.g. Its cheaper to travel by train than by air. 旅游坐火车比坐飞机便宜。旅游坐火车比坐飞机便宜。pretty adv. 相当地；非常；很相当地；非常；很Im pretty sure that hell say yes.我非常确定他会说是。我非常确定他会说是。pretty good 相当好；很好相当好；很好e.g. For a beginner, you are pretty good. 对一个初学者来说，你相当不错了。对一个初学者来说，你相当不错了。get v. 变成；成为变成；成为e.g. As you get old, your memory will become worse. 当你变老的时候，你的记忆力会变得更差。当你变老的时候，你的记忆力会变得更差。 The pencil is long.This ruler is longer than it.Liu Xiang is tall.Yao Ming is taller than him.London is old.Beijing is older than London.The apple is small.This orange is smaller than the apple.high hill population river wide1. Look at the pictures and talk about them. Use the words in the box to help you. 1. Is Shenzhen on the coast?Yes, it is.2. Is Shenzhen older than Hong Kong?No, it isnt.1. So its a newer city than Hong Kong?2. Its getting bigger and busier.3. Thats larger than the population of many other cities in China.4. Its streets are much wider and cleaner too.5. Its taller than many other buildings in Shenzhen. Shenzhen is on the coast near Hong Kong. It became important in the (1) _. Before that it was a (2)_. Today the population of Shenzhen is more than (3) _ million. There are many tall buildings in Shenzhen. A famous one is the (4) _. It is (5) _ than many other buildings in Shenzhen.1980svillagetallerDiwang TowertenNow complete the passage about Shenzhen.1. About thirty years ago, Shenzhen was a _ village, but today it is a very _ city.2. Shenzhen is a _ city than Hong Kong.big busy clean large new small widebigsmallnewer3. Complete the sentences with the correct form of the words in the box. You need to use some of the words more than once.3. Shenzhen is getting _ and _. The streets are _ and _.4. Shenzhen will become as _ as Hong Kong.5. The population of Shenzhen is _ than that of many other cities in China.big busy clean large new small widecleanerbusy biggerbusierwiderlargerHey!How was your weekend?Pretty good!1. How was your weekend? Pretty good! pretty good表示表示“相当好相当好”。用于对用于对Hows ?/What do you think of ?作答作答 e.g. How was your traveling? Pretty good. 你的旅行怎么样？你的旅行怎么样？ 非常棒。非常棒。2. In fact, it only became important in the 1980s. Its getting bigger and busier. 1) in fact 表示表示“事实上事实上”。 e.g. In fact, Taiwan is a part of China. 事实上，台湾是中国的一部分。事实上，台湾是中国的一部分。 2) in the 1980s 表示表示“在在20世纪世纪80年代年代”。 结构为结构为“in the + 年年 + s”。 e.g. in the 1930s 在在20世纪世纪30年代年代3) become important 表示表示“变得重要变得重要”。 getting bigger and cleaner 表示表示“变得更大和更干净变得更大和更干净”。 become 和和 get 表示表示“变得变得”，用法，用法 同于同于 be。 become，get，go，grow这几个这几个 词作连系动词时，都可以表示词作连系动词时，都可以表示 “变成变成”，但也有些区别：但也有些区别： become较正式，较正式， get和和go较口语化。此外较口语化。此外become和和get可由好变坏，也可由坏变好，而可由好变坏，也可由坏变好，而go通常是由好变坏。通常是由好变坏。例例如：如： The situation has become even betterworse. 境况境况变得更好糟了。变得更好糟了。 They are getting richer and richerpoorer and poorer.他们越来越富了穷了。他们越来越富了穷了。The woman had gone mad. 那女人疯了。那女人疯了。 grow作作“变成变成”时，有时，有“逐渐变成新的状逐渐变成新的状态态”的意思。的意思。例如：例如： My younger brother is growing tall.我的弟弟渐渐长高了。我的弟弟渐渐长高了。 3. Some day it will become as busy as Hong Kong, Im sure. as + 形容词形容词/副词副词 + as 和和一一 样样 e.g. He is as tall as his brother. 他和他的哥哥一样高。他和他的哥哥一样高。 not as + 形容词形容词/副词副词 + as 不像不像/不如不如 e.g. This dictionary is not as useful as you think. 这本字典不如你想象的那样有用。这本字典不如你想象的那样有用。 4. Thats larger than the population of many other cities in China. population 表示表示“人口人口”，一般用单数。，一般用单数。 e.g. Whats the population? 表示表示“人口有多少人口有多少？” Whats the population of America? 美国的人口是多少？美国的人口是多少？ China has a large population. 中国的人口庞大。中国的人口庞大。5. Its streets are much wider and cleaner too. much后面加比较级，用来修饰比较后面加比较级，用来修饰比较 级，表示级，表示“更更”。 e.g. Tom runs much faster than Mike. 汤姆比迈克跑得更快。汤姆比迈克跑得更快。1. Shenzhen is larger in population than Beijing. No, it isnt. Its smaller.2. Hong Kong is newer than Shenzhen. No, it isnt. Its older.3. Shenzhen is as old as Hong Kong. No, it isnt. Its newer.4. Hong Kong is as busy as Shenzhen. No, it isnt. Its busier.ShenzhenYour home towna big city Is your home town bigger than Shenzhen? No, it isnt. Its smaller than Shenzhen.6. Work in pairs. Talk about the differences between Shenzhen and your home town. Use big, small, hot, cold, tall or new.In English, sentence stress is very important. We stress key words, which give the main information and the main ideas.1. 比较级定义比较级定义：表示两者或两类人或事物：表示两者或两类人或事物 之间的比较。之间的比较。2. 比较级变化规则比较级变化规则： 一般在词尾加一般在词尾加-er。如：。如： small smaller old older以字母以字母e结尾的形容词直接加结尾的形容词直接加 r。如：。如： large larger fine finer 以重读闭音节结尾的形容词，如末尾只以重读闭音节结尾的形容词，如末尾只 有一个辅音字母，有一个辅音字母，应双写该字母，再应双写该字母，再 加加-er。如：。如： big bigger hot hotter以辅音字母加以辅音字母加 y 结尾的形容词，结尾的形容词，变变“y”为为 “i”，再加，再加er。如：。如： busy busier easy easier3. 比较级的结构：比较级的结构：(1)同级比较的结构：同级比较的结构： as + 形容词形容词/副词副词 + as，表示，表示“和和一一 样样”。 not as + 形容词形容词/副词副词 + as ，表示，表示“不不 像像/不如不如”。(2)比较级结构：比较级结构： 比较级比较级 + than + 比较对象，表示比较对象，表示 “比更比更”。1. short _ 2. thin _3. early _ 4. red _5. fine _ 6. fat _7. cool _ 8. big _9. wet _ 10. dry _ shorterthinnerearlierredderfinerfattercoolerbiggerwetterdrier写出下列形容词的比较级。写出下列形容词的比较级。1. _, this pen is longer than that one. A. One day B. In fact C. Pretty good 2. Is Hong Kong _ than Shanghai? Yes, it is. A. new B. newer C. newest单项选择单项选择3. Is the dog _ than that one? Yes, it is. A. big B. biger C. bigger4. The yellow coat is as _ as the purple one. A. cheap B. heavier C. cheaper5. I had to call a taxi because the box was _ than Id expected. (2012苏州苏州) A. heavy B. heavier C. the heavier D. the heaviest6. She sang a song “I believe I can fly” in Yangzhou English Classics Reading Contest. I have never heard a _ voice than that before. (2012扬州扬州) A. good B. well C. better D. best编写一个对话，介绍你的家乡和北京的不同。编写一个对话，介绍你的家乡和北京的不同。
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