《形容词副词的比较等级.ppt》由会员分享，可在线阅读，更多相关《形容词副词的比较等级.ppt（19页珍藏版）》请在三一办公上搜索。
1、,形容词和副词的比较等级,语法互动（六）形容词和副词,1形容词和副词的比较级和最高级的规则变化(1)一般在词尾直接加-er或-est。如：tall taller tallest,long _ _(2)以不发音的字母e结尾的单词在词尾直接加-r或-st。如：nice nicer nicest,large _ _(3)以辅音字母y结尾的词，把y变为i，再加er或est。如：heavy heavier heaviest,busy busier busiestfunny _ _,考点 形容词和副词的三级,longer longest,larger largest,funnier funniest,语法
2、互动（六）形容词和副词,(4)在重读闭音节中，末尾只有一个辅音字母，双写这个辅音字母，再加-er或-est。如：big bigger biggest,hot hotter hottestthin _，fat fatter fattest(5)部分双音节词和多音节词分别在原级前加more构成比较级，加most构成最高级。如：slowly _beautiful more beautiful most beautifulimportant more important most important,thinner thinnest,more slowly most slowly,形容词、副词比较级和
3、最高级的构成,1、规则变化,形容词、副词比较级和最高级的构成,2、不规则变化,better,best,worse,worst,more,less,farther,further,most,least,farthest,furthest,fast _ _large _ _big _ _happy _ _difficult _ _,faster,larger,bigger,语法乐园,说出下列形容词或副词的比较级和最高级,happier,more difficult,fastest,largest,biggest,happiest,most difficult,(形容词和副词的比较级和最高级),比较
4、级,最高级,语法互动（六）形容词和副词,3三级的用法(1)原级的用法 只能修饰原级的词有very,quite,so,too等。如：The old man is _ walk on.那个老人太累了以至于不能再继续走了。原级常用的句型结构a“Av.as形容词原级/副词原级as B”表示“A和B程度相同”。如：,too tired to,语法互动（六）形容词和副词,Lucy is as old as Kate.露西和凯特的年龄一样大。Tom runs _ Mike.汤姆和迈克跑得一样快。b“Av.notas/so形容词原级/副词原级as B”表示“A不如B”如：This classroom is _
5、 that one.这个教室不如那个大。He doesnt walk as slowly as you.他走路不像你那样慢。(2)比较级常用的句型结构,as fast as,not as/so big as,语法互动（六）形容词和副词,“Av.(倍数)比较级thanB”表示“A比B”或“A比B几倍”如：Jim is taller than Kate.吉姆比凯特高。This ball is _ that one.这个球比那个大三倍。“Av.比较级thanany other单数名词(介词短语)”表示“A比同一范围内的任何一个人/物都”，含义是“A最”。如：Xiaoming is taller th
6、an _ in his class.Xiaoming is taller than(any of)the other boys in his class.,three times bigger than,any other boy,语法互动（六）形容词和副词,小明比他班上其他任何男孩都高。Xiaoming is the tallest boy in his class.小明是他班上最高的男孩。“Av.the比较级of the two”表示“A是两者中较的”。如：Look at the two boys.Xiaoming is _ the two.看那两个男孩，小明是两个当中较高的那个。“比较级
7、and比较级”表示“越来越”如：He is getting _他越来越高了。He does his homework more and more carefully.他做作业越来越认真了。,the taller of,taller and taller,语法互动（六）形容词和副词,“the比较级，the比较级”表示“越，就越”如：The more,the better.越多越好。_ you work，_ your grades will be.你越努力学习，你的成绩就越好。“特殊疑问词v.比较级，A or B？”如：Which is bigger,the blue ball or the re
8、d one?哪一个大，蓝球还是红球？注意 比较级前常用much,even,still,a little,a bit,a lot,far,any等词修饰。,The harder the better,“主语v.the最高级(单数名词)in/of短语”，表示“是中最的”。如：Tom is the tallest(student)in his class.Tom is the tallest of all the students.汤姆是他们班上/所有学生当中最高的。I jump _ in my class.我是我们班跳得最远的。“主语v.one of the最高级复数名词in/of短语”，表示“是
9、中最之一”。如：Beijing is _ in China.北京是中国最大的城市之一。,语法互动（六）形容词和副词,(the)farthest,one of the biggest cities,(3)最高级常用句型结构,语法互动（六）形容词和副词,“特殊疑问词v.the最高级A，B，or C？”用于三者以上的比较。如：Which season do you like _，spring,summer or autumn？你最喜欢哪一个季节，春天，夏天还是秋天？“主语v.the序数词最高级”，表示“是中的第几”如：Tom is_boy in his class.汤姆是他们班身高第二的男生。,be
10、st/(the)most,the second tallest,语法探究,asas,原级：,too,so,quite,very,.,1.The boy is as_ as his father.(tall),2.Its very _ to play on the road.(dangerous),tall,dangerous,4.Its much too_,today.(cold),5.It was quite_,but not perfect.(good),3.The boy ran so _that I couldnt catch him.（fast）,fast,cold,good,1.S
11、hanghai is_thanBeijing.(busy),busier,2.Who is _,your sister or his?(thin),thinner,3._(much)food you eat,_(fat)you will be.,The more,the fatter,4.She is _ofthe twins.(short),the shorter,5.When spring comes,the weather is getting _and _.(warm),warmer warmer,6.Jim has been even_ in Chinese since Mr.Gre
12、en taught him.(interest),more interested,.,比较级,than,比 and比,the 比,the 比,Which/Who is,or?,the 比 of the two,much,even,a lot,最高级,in/of,one of,the序数词最高级,Which/Who is,or?,1.The Yellow River is the second_ river in China.(long),longest,2.Which skirt is _,yours,hers or mine?(fashionable),the most fashionabl
13、e,3.I have _ books in my family.(many),the most,4.He is one of _(popular)singers in China.,the most popular,语法互动（六）形容词和副词,考点大过关,用所给词的适当形式填空1Eating _(health)food is good for you.2They were _(interest)in the action movie.3She likes light music because its _(relax)4Please listen to the teacher _(carefu
14、l)in class.5The old should be spoken to _(polite)6I think science is as_(useful)as math.7Bob is _(outgoing)than his sister.8The more you smile,the _(happy)youll feel.9Jim gets to school _(early)than his classmates.10The Yellow River is the second _(long)river in China.,carefully,healthy,interested,relaxing,politely,useful,more/less outgoing,happier,earlier,longest,Thank you!,
