单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,形容词和副词的比较级和最高级大多数形容词和副词有三个等级：原级、比较级、最高级Grammar,：,一、原级：,表示两者在某一方面相同：,A,+,谓语,+as+,形容词或副词的原形,+as+,B,.,eg,:,Tom,is as,tall,as,Sam,.,2.,两者（,A,与,B,）在某一方面,A,不如,B,时用句型：,A,+,谓语,+not as+,形容词或副词的原形,+as+,B,.,eg,:,Tom,is not as,tall,as,Sam,.,二,、比较级：,A,+,谓语,+,形容词或副词的比较级,+than+,B,.,eg,:,Tom,is,taller,than,Sam,.,Tom,runs,faster,than,Sam,.,1,、形容词和副词的比较级的规则变化：,一般直接在词尾加,er,或,est,tall,taller-tallest,light,lighter-lightest,以字母,e,结尾的直接加,r,或,st,nice,nicernicest,fine,finerfinest,以辅音字母加,y,结尾的形容词，要变,y,为,i,再加,er,或,est,heavy,heavierheaviest,busy,busier-busiest,以重读闭音节结尾且末尾只有一个辅音字母的,形容词，要双写末尾的辅音字母再加,er,或,est,thin,thinnerthinnest,hot,hotterhottest,多音节词或部分双音节词的比较级和,最高级在其前面加,more,或,most,。
beautiful,more beautifulmost beautiful,important,more importantmost important,Interesting more interesting most interesting,quickly more quickly most quickly,tired more tired most tired,2,、不规则形容词的比较级最高级,原 级,比 较 级,最 高 级,good/well,many/much,little,ill/bad/badly,far,old,better,best,more,most,less,least,worse,worst,farther/further,farthest/furthest,older/elder,oldest/eldest,3,、形容词比较级的用法,:,（,1,）两者（,A,与,B,）进行比较，“,A,比,B,较,/,更,”,A,+,谓语,+,形容词或副词的比较级,+than+,B,.,eg,:,Tom,is,taller,than,Sam,.,（,2,）两者（,A,与,B,）进行比较，“哪一个更,/,较,”,Which/Who,谓语,+,比较级,A or B?,Eg,.Who runs faster,Tom or Sam?,（,3,）两者（,A,与,B,）进行比较，“其中,A,是两者中较,”,A+,谓语,+the+,比较级,+of the two.,eg,：,Tom is the taller,of the two,boys.,汤姆是这两个男孩中最高的,.,（,4,）,比较级,+and+,比较级，表示“越来越,”,eg,：,Now it is hotter and hotter.,现在越来越热。
more and more beautiful,越来越漂亮,（,5,）,The+,比较级,，,the+,比较级,“,越,，就,越,”,eg,：,The more,the better.,The more you eat,the fatter you will become.,（,6,）用形容词的比较级来表达最高级的概念：,A+,谓语,+,比较级,+than any(other)+,可数名词单数,+,范围A,是,中最,的”或“,A,比,(,其他,),任何,都,eg,：上海比中国其他的任何一个城市都大,Shanghai is bigger than any other city in China.,（,7,）修饰比较级的词,much(,的多,),、,far(,的多,),、,a lot(,的多,),、,even(,更,),、,still,（仍然）、,any(,任何,)a bit(,一点儿,)a little(,一点儿,),eg,:This city is,much,more beautiful than,that one.,Today is,even,hotter than yesterday.,三、最高级,形容词和副词的最高级常用来表示三者或三者以上人或物的比较。
形容词最高级前必须加定冠词,the,而副词的最高级前可以不加定冠词,the,1,、,主语,+,谓语,+the+,形容词或副词的最高级,+of/in,短语,表示“主语是,中最,的”My mother is,the busiest,in,my family,Tom is the tallest of all the students.,2,、,one of the+,形容词最高级,+,cn,.,复数 “最,之一”Beijing is one of the largest cities in China.,3,、,the+,序数词,+,形容词最高级,+,名词,表示“第几大长高,”,The Yellow River,the second longest,river in,China,4,、,Which/Who+,谓语,+the+,形容词或副词最高级,A,B or C?,表示“三者中哪一个更、最,”,Which is,the biggest,the moon,the earth or the sun?,月球、地球和太阳哪一个更大？,I.,用形容词的正确形式填空,1.Which do you like _(well),apples,pears or bananas?,2.I think this story is _(interesting)than that one.,3.In the morning he is _(early).His father is _(early)than he.His mother is the _(early)of the three.,4.The Yellow River is the second _(long)river in China.,5.He thinks his corn is _(delicious)of all the food.,6.I feel math is _(difficult)than Chinese.,best,more,interesting,early,earl,ier,earl,iest,long,est,most,delicious,the,more,difficult,句型转换：,1.Tom is tall.Jim is short.(,比较级合并,),Tom is _ _ Jim.,2.My hair is long.Marys hair is longer.(,合并成一句,),Marys hair _ _ _ mine.,3.Pedro is thinner than Sam.(,改为同义句,),Sam is _ _ Pedro.,4.My sister is better at study than me.She is clever.(,改为同义句,),My sister is _ clever(,聪明的,)than me at study.,5.Peter is funny.Paul is funny,too.(,合并成一句,),Peter is _ funny _ Paul.,tall,er,than,is,long,er,than,fat,ter,/,heav,i,er,than,more,as,as,Exercises(A),My sister is _ than I.(young),Shenzhen is _ than Guangzhou(clean),Tim is _ than Denis Dragon.(clever),I think she looks _than in the photo.(beautiful),The problem is _ than that one.(important),Can you walk _ than a young man.(far)?,This road is _ than the other one.(wide),In summer it is _ in Wuhan than in Beijing.(hot),He has _ homework to do than I do today.(much),My mothers car is _ than my fathers.(expensive),younger,cleaner,cleverer,more beautiful,more important,farther,wider,hotter,more,more expensive,Exercises (B),Tom is _ boy in our class.(tall),Of all the girls,Sue is _(pretty).,Unit 6 is one of _ units in Book II.,(difficult),Susans flowers are _ among the girls.(beautiful),Changjiang,River is _ river in,China.(long,),It was _ day of his life.(bad),Toms English score is 95.Peters is 98 and Marys is 100.Toms score is _.Peter s is _ than Toms and Marys is _ than Peters.Marys is,_ of the three.(good),the tallest,the prettiest,the most difficult,the most beautiful,the longest,the worst,good,better,better,the best,不定式,后跟不定式作宾语,：,want,hope,offered,ask,agree,begin,choose,decide,expect,remember,forget,stop,love,like,learn,manage,try,need,promise,pretend,start,refuse,wish,plan.(+to do,sth,.),双宾语,当我们要表达“给某人某物”时就出现了两个动作的承受着，一个是物，一个是人，通常人做间接宾语，物做直接宾语。
句子结构为：“及物动词,+,间接宾语,+,直接宾语”或“及物动词,+,直接宾语,+to/for+,间接宾语”,1,借助,to,引出的间接宾语有：,tell,give,show,pass,bring,hand,teach,lend,leave,，,take,offer,show,sb,sth,=show,sth,to,sb,2,借助,for,引出的间接宾语有,：,buy,sing,cook,make,get,read,choose,buy,sb,sth,=buy,sth,for,sb,。