开心学英语六年级上册《Unit 10 I want the best》ppt课件.ppt

1、广东版开心英语六年级上册广东版开心英语六年级上册Unit 10 I want the best!Make Comparisons1.Write down the comparatives and the superlatives of these wordsbignicelongnewcheapyounglatesafethirsty heavyeasyhardhighfewoldthinexpensiveinterestingcarefullyquicklygoodbadlittlefarmany/much形容词的级形容词的级原级：即形容词的原形。原级：即形容词的原形。small,good,

2、pretty,big,many 比较级：两个人或物之间的比较。比较级：两个人或物之间的比较。smaller,better,taller,older,more最高级：三个或三个以上的人或物之最高级：三个或三个以上的人或物之间的比较。间的比较。smallest,tallest,newest,best原级比较级最高级一般在词尾加-er/-estsmallyoungsmalleryoungersmallestyoungest以e结尾的形容词加-r/-stnicelargenicerlargernicestlargest重读闭音节结尾的词,词尾只有一个辅音字母,应先双写该字母,再加-er/-estbig

3、thinbiggerthinnerbiggestthinnest以辅音字母加-y结尾的词,变y为i,再加-er/-estheavyhappyheavierhappierheaviesthappiest单单音节和少数多音节的形容词的比较级的变化：音节和少数多音节的形容词的比较级的变化：双双音节或多音节形容词的比较级：音节或多音节形容词的比较级：1、一般是在原级前加、一般是在原级前加more构成比较级，在原级前构成比较级，在原级前加加most构成最高级。构成最高级。beautiful more beautiful most beautiful interesting more interestin

4、g most interesting dangerous more dangerous most dangerous 2、某些单音节形容词，加某些单音节形容词，加more,most 构成比较级和构成比较级和最高级。最高级。glad more glad most glad pleased more pleased most pleased tired more tired most tired3、少数多音节形容词，特别是、少数多音节形容词，特别是y和和ow结尾的，在原结尾的，在原级和加级和加er 和和est构成比较级和最高级。构成比较级和最高级。happy happier happiest na

5、rrow narrower narrowest4、有些双音节和单音节形容词，既可以加有些双音节和单音节形容词，既可以加er或或est构构成比较级和最高级，也可以加成比较级和最高级，也可以加more 和和most构成比较构成比较级和最高级。级和最高级。right huge calm free true fond不规则形容词的比较级和最高级：不规则形容词的比较级和最高级：good/well better best bad/ill worse worst little less least many/much more most far farther/further farthest/furthe

6、st old older/elder oldest/eldest比较级的用法：比较级的用法：(1)than(2)汤姆比杰克高.(3)这只箱子要比那只箱子大.(4)那些苹果比这些大.(5)第一个问题很容易第一个问题很容易,但第二个更容易但第二个更容易.Tom is taller than Jack.This box is bigger than that one.Those apples are bigger than these ones.The first question is very easy,but the second one is easier.(2)数量的比较数量的比较我的笔最

7、多.我喝的茶最多.他吃的饭最少.I have most pens.I drink most tea.He has least rice.4 4、形容词比较级的修饰。、形容词比较级的修饰。much+形容词的比较级形容词的比较级 得多得多 a little+形容词的比较级形容词的比较级 一点一点This pen is much better than that one.Tom is a little shorter than his friend Jim.Today is a little colder than yesterday.The book is much more interestin

8、g than that one.形容词最高级的用法形容词最高级的用法(in;of)那个短发的女孩是我们班最高的那个短发的女孩是我们班最高的.今天是一年中最热的一天今天是一年中最热的一天.他的房间是三个中最干净的一个他的房间是三个中最干净的一个.上海是中国最大的城市上海是中国最大的城市.The girl with red hair is the tallest in our class.Today is the hottest day of the year.His room is the cleanest of the three.Shanghai is the largest in Chin

9、a.More examples:He is the youngest of all the children.This book is the most interesting of all books.America is the most developed country in the world.The Changjiang River is the longest river in China.He is one of the greatest scientists in China.The city is one of the most beautiful cities in the world.Lucy is one of the tallest girls in her class.Give my best wishes to you.He is my best friend.