Module 2 My home town and my countryUnit 3 Language in use .课件-形容词和副词比较级和最高级（34张PPT）

课件34张PPT。Welcome to our class形容词 副词
比较级和最高级知识与技能
1.掌握形容词、副词比较级和最高级的构成
2.掌握形容词、副词等级的基本用法
过程与方法
培养学生自学能力，使听说读写四项基本技能逐步提高
情感与态度
提高学生英语表达能力，通过不同国家的比较，培养学生对祖国和家乡的热爱
Learning aims :
VS.Pan Changjiang is short .Wu Dalang is shorter.Wu Dalang is shorter than Pan Changjiang.1.60m1.49mYao Ming is taller than Liu xiang.Liu Xiang is tall.Yao Ming is taller1.89m2.26mVS.strongstrongerhighhigherfastfasterRule 1加er/estnicenicerLiz’s pictureLily’s pictureLiz’s picture is nicer than Lily’s.Rule 2largelargerAnn’s familyBetty’s familyBetty’s family is larger than Ann’s.Rule 2wide—wider—widest
safe—safer—safest
simple—simpler—simplest
strange—stranger—strangest
以不发音e结尾，加r/stfatfatterMr. BlackMr. WhiteMr. Black is fatter than Mr. White.big.biggerJim’s pumpkin is Tim’s pumpkin is than Jim’s pumpkin.Rule 3hot—hotter—hottest
thin—thinner---thinnest
big—bigger—biggest
fat—fatter—fattest
red—redder—reddest
wet—wetter—wettest
1短1重，1元1辅音,双写末尾字母再加er/esteasy easierangryangrier1+1=15 x 10 =heavyheavierhappy—happier hungry—hungrier
busy—busier crazy—crazier
dirty—dirtier lovely—lovelier
early—earlier lucky--luckier
y?ier/iest Rule 4Let me try…!!!Let me try…!!!Let me try…!!!Let me try!activemore activepopularmore popularSuper Junior is more popular than Lin Junjie.dangerousmore dangerousRiding like that is more dangerous than climbing
其他双音节单词和多音节单词，前面加“more”或“most”。
由“动词+ing/ed”构成的形容词:
tired-more tired
由“形容词+ly”构成的副词:
slowly-more slowlyRule 5Scores ：99Scores：88 Scores:40Scores：50 goodbetterbadworsemanymorelittlelessRules1.单音节和部分双音节词，在词尾加“er”或“est”。
2. 以不发音“e”结尾，直接在词尾加 “r”或“st”。
nice, late, close, fine, 1短1重，1元1辅音,双写末尾字母再加“er”或“est”。
red, thin, hot, fat
以辅音字母+y结尾的，变改“y”为“i”加“er”或“est”。
happy , easy, heavy,
5. 其他双音节单词和多音节单词，前面加“more”或“most”。
由“动词+ing/ed”构成的形容词:
tired-more tired
由“形容词+ly”构成的副词:
slowly-more slowly6. 不规则变化。
bad/badly--worse--worst
good/well—better--best
many/much—more--most
little--less--least
far—farther—farthest（距离远近）
far—further—furthest（表程度）
old—older—oldest（新旧）
old—older/elder—oldest/eldest
（表示兄弟姐妹之间的长幼）不规则变化 顺口溜一坏（bad）加两好（good，well）
两多（many,much）加一少（little）
远的有两个（far）
还有旧和老（old）一. 原级的用法 1.A+谓V. +as +原级+as +B 表示A和B一样…
他和他的哥哥一样高。 He is as tall as his brother.
汤姆今天和杰克(Jack)一样繁忙。
Tom is as busy as Jack today .
2.A+谓V. + not +as/so+原级 +as +B 表示A不如B…
数学没有体育容易
Math isn’t as/so easy as PE.
这本书没有那本书好。
This book isn’t as /so good as that one.1、句子中给出两个明确的人或物，并用“or”连接。
eg: Who is taller, Tom or Mike?
2、句子中出现than, than前用比较级。
eg: Tom is taller than Mike.
3、句子中出现修饰比较级的词或短语，much,even,any,a little,a bit,a lot,
a great deal.
eg: Tom runs much faster than me.
二. 如何判断使用比较级:
二. 如何判断使用比较级:4、比较级的一些固定结构。
（1）同一个词比较级用and连接。
eg: colder and colder faster and faster
（2）The+比较级+主语+动词，the+比较级+主语+动词 越…越
eg: The more food you eat,the fatter you will be.
（3）the+比较级+of the two时。
eg: The taller of the two boys is Jim.1、句子中出现三个明确的人或物，用“or”连接。
eg: Which is the biggest,the sun,the moon or the earth?
2、句子中出现介词in、of或among表示比较的范围，用最高级，比如：
in our class, of all the boys.
eg: He is the tallest of all the boys.
3、句子中出现one of, one of后面是最高级。
eg: Beihai park is one of the most beautiful parks in Beijing.
4、句子中出现序数词，序数词后面用最高级。
eg: The Yellow River is the second longest river in China.三.如何判断使用最高级四、实战真题用适当形式填空：
1. Bob is _________ (young) than Fred but ___________ (tall) than Fred.
2. Ying Tian is not as ___________ (tall) as Yong Xian.
3. Almost all the students' faces are the same but Li Deming looks____ (fat) than before the holidays.
4.Which is _________ (heavy),a hen or a chicken?
5.-- How _________ (tall) is Sally?
-- She' s 1.55 metres ________ (tall). What about Xiaoling?
-- She' s only 1.40 metres ________ (tall). She is much _______ (short) than Sally.
She is also the _______ (short) girl in the class.
6. He is ______ (bad) at learning maths. He is much _______ (bad) at Chinese and he is the _________ (bad) at English.
7. Annie says Sally is the ________ (kind) person in the world.

四、实战真题8. He is one of the_________(friendly) people in the class, I think.
9. A dictionary is much _________ (expensive) than a story-book.
10. An orange is a little ______ (big) than an apple, but much ________ (small) than a watermelon.
11. The Chang jiang River is the _______ (long) river in China.
12. Sue is a little ________ (beautiful) than her sister.
13. My room is not as _________ (big) as my brother' s.
14.--How difficult is physics?
--I' m not sure.
-- Is it ________ (difficult) than maths?
-- I don’t think so.
15. --Annie plays the piano very ___________ (well).
-- Sue plays it _____ (well) than Annie. And Sally plays it the __________ (well).Thank you!