初中英语形容词副词比较级和最高级.ppt

形容词、副词比较级和最高级的构成,将二者进行比较时，用比较级。,将三者或三者以上进行比较时，用最高级。,什么情况下应用比较级和最高级?,形容词和副词的比较级和最高级的构成,一、规则变化：,二、不规则变化：,单音节词在词尾加-er(比较级)或-est(最高级),以字母e接尾的词加-r或-st,以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或est,以辅音字母+y结尾的词变y为i再加-er,或-est,少数以er结尾的双音节词也是直接加-er,或-est,你可以讲讲吗？,一、单音节和 部分双音节词,harder hardest,faster fastest,larger largest,wider widest,bigger biggest,thinner thinnest,drier driest,earlier earliest,cleverer cleverest,二、多音节词和 部分双音节词,多音节词和部分双音节词在其前面加more 和 most,delicious seriouseasily,more delicious most delicious,more serious most serious,more easily most easily,better,best,worse,worst,less/fewer,more,most,farther较远further进一步,least/fewest,farthest最远furthest最大程度,三、不规则变化,older/elder,oldest/eldest,注：older 一般指年龄大小 My father is older than my mother.elder指长幼关系(一般修饰名词作定语);My elder brother is a driver.farther指距离更远 further指抽像的,程度深的.He jumps farther than Tom.I want to study English further.,can you?,more important most important,easier easiest,thinner thinnest,more outgoing most outgoing,better best,hotter hottest,more expensive most expensive,cheaper cheapest,more most,less least,比较等级用法补充：,一.原级：(同级比较),1.表示两者在某一方面相同时：as+形容词或副词的原形+as,Li Ming is as tall as me.李明和我一样高。Tom runs as fast as Jack.汤姆和杰克跑的一样快。,2.表示一方在某一方面不如另一方时：not as/so+形容词或副词的原形+as,I am not so busy as I used to be.我不像过去那么忙了,二.比较级句型,比较级+and+比较级 表示“越来越”,Our country is getting stronger and stronger.,moreand more beautiful 越来越漂亮,2.the+比较级，the+比较级 表示“越就越”,The busier he is,the happier he feels.,3.the+比较级+of 表示“两者中更的那个”,John is the taller of the two.约翰是两个人中比较高的。,4.“which/who is+比较级，A or B?”表示“A和B中，哪一个更”,Who is older,Li Ming or Jack?,三.可以修饰比较级的词有：,1.表示程度：many，much,even,far,still,a little,a bit.,Yao Ming is much taller than Pan.,Im two years older than you.我比你大两岁The mountain is 3 times higher than that one.这座山比那座山高三倍,2.数词+比较级:,四.可以修饰最高级的词有：,by far,far,much,mostly,almost,very,形容词最高级的常用句型,(三者或三者以上),谁是那四个男孩中最强壮的？,Who is _ of the four boys?,上海是中国最大的城市.,主语+谓语动词+the+最高级+(单数名词)+in/of短语 表示在某一范围内或某类人中最.,Shanghai is _ in China.,the strongest,the largest,形容词最高级的常用句型,(三者或三者以上),英语是最有趣的科目之一。,English is one of _ of all the subjects.,她是学校里最漂亮的女孩之一。,主语+谓语动词+one of the+最高级+复数名词+in/of短语the most beautiful“.是最.之一”,She is one of _ girls in the school.,the most interesting,the most beautiful,the+序数词+最高级+单数名词+in短语“在中是第几个”,黄河是中国第二长河。,The yellow river is _ river in China.,中国是世界上第三大国家。,China is _ country in the world.,the second longest,the third largest,形容词最高级的常用句型,(三者或三者以上),Which is the biggest,the moon,the earth or the sun?,4.“which/who is+比较级，A，B or C?”表示“A，B和C中，哪一个最”,He is taller than any other boy.,He is taller than the other boys.,1.A+谓语动词+比较级+than+any other+单数名词“A比任何人或物都”2.A+谓语动词+比较级+than+the other+复数名词“A是最”,比较级与最高级之间的转换,1、My mother is_(busy)in my family.2、Shenzhen is one of _(big)_(city)in China.3、The Yellow River is the second _(long)river in China.4、Which is _(big),the moon,the earth or the sun?5、This is_(beautiful)city that I have ever visited.,1、This book is _(interest)than that one.2、Which is _(easy),math or English?3、This city is much _(beautiful)than that one.4、Today is even _(hot)than yesterday.5、Tom is _(tall)of the two boys.,6、My father is three years_(old)than my mother.7、Now it is _ and _(warm).8、The _ you eat,the _(fat)you will become.9、Tom is the tallest boy in his class.=Tom is taller than _ _boy in his class.=Tom is taller than _ _boys in his class.,中考热点,1.The ice in the lake is as _ as it was before.A.thin B.thinner C.thinnest D.the thinnest2.-How can I speak English_ you?-Youd better speak more.I think.Aas good as B.more than C.as well as D.as much as,A,C,3.In order to keep healthy,you should eat _ fast food,_ fresh vegetables and take enough exercise.A.fewer,fewer B.less,more C.fewer,more D.less,less4.My sister is good at sports.she can jump _than me.A.highest B.very high C.too high D.much higher,B,D,5.-Which is _,the sun,the moon or the earth?-Of course,the moon is A.small B.smaller C.smallest D.the smallest6.Oct.15th was one of _days in 2003.Shenzhou-V was sent up successfully.A.exciting B.more exciting C.the most exciting D.much exciting.,D,C,7.The more exercise you take,the _ you will be.A.weaker B.healthier C.luckier D.worse8.Everyone knows China is getting _ A.strong and strong B.stronger and stronger C.more strong and strong D.strongest and strongest,B,B,