开心学英语六年级上册Unit10Iwantthebest课件市公开课金奖市赛课一等奖课件.pptx

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!第1页第1页第2页第2页第3页第3页第4页第4页第5页第5页第6页第6页Make Comparisons1.Write down the comparatives and the superlatives of these wordsbignicelongnewcheapyounglatesafethirsty heavyeasyhardhighfewoldthinexpensiveinterestingcarefullyquicklygoodbadlittlefarmany/much第7页第7页形容词级形容词级原级：即形容词原形。原级：即形容词原形。small,good,pretty,big,many 比较级：两个人或物之间比较。比较级：两个人或物之间比较。smaller,better,taller,older,more最高级：三个或三个以上人或物之间最高级：三个或三个以上人或物之间比较。比较。smallest,tallest,newest,best第8页第8页原级比较级最高级普通在词尾加-er/-estsmallyoungsmalleryoungersmallestyoungest以e结尾形容词加-r/-stnicelargenicerlargernicestlargest重读闭音节结尾词,词尾只有一个辅音字母,应先双写该字母,再加-er/-estbigthinbiggerthinnerbiggestthinnest以辅音字母加-y结尾词,变y为i,再加-er/-estheavyhappyheavierhappierheaviesthappiest单音节和少数多音节形容词比较级改变：单音节和少数多音节形容词比较级改变：第9页第9页双音节或多音节形容词比较级：双音节或多音节形容词比较级：1、普通是在原级前加、普通是在原级前加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 interesting most interesting dangerous more dangerous most dangerous 2、一些单音节形容词，加、一些单音节形容词，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 tired第10页第10页3、少数多音节形容词，尤其是、少数多音节形容词，尤其是y和和ow结尾，在原级结尾，在原级和加和加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 narrow narrower narrowest4、有些双音节和单音节形容词，既能够加、有些双音节和单音节形容词，既能够加er或或est构构成比较级和最高级，也能够加成比较级和最高级，也能够加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第11页第11页不规则形容词比较级和最高级：不规则形容词比较级和最高级：good/well better best bad/ill worse worst little less least many/much more most far farther/further farthest/furthest old older/elder oldest/eldest第12页第12页比较级使用办法：比较级使用办法：(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.第13页第13页(2)数量比较数量比较我笔最多.我喝茶最多.他吃饭至少.I have most pens.I drink most tea.He has least rice.第14页第14页4 4、形容词比较级修饰。、形容词比较级修饰。much+形容词比较级形容词比较级 得多得多 a little+形容词比较级形容词比较级 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 interesting than that one.第15页第15页形容词最高级使用办法形容词最高级使用办法(in;of)那个短发女孩是我们班最高那个短发女孩是我们班最高.今天是一年中最热一天今天是一年中最热一天.他房间是三个中最洁净一个他房间是三个中最洁净一个.上海是中国最大都市上海是中国最大都市.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 China.第16页第16页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.第17页第17页第18页第18页