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1、Unit 1 How tall are you?比较级专讲,定义,就是将二者进行比较产生的词形，是由形容词原级转化而来的,short矮的,tall高的,short矮的,shorter更矮的,It is shorter. 它更矮,It is shorter than him.,tall高的,taller更高的,Yao Ming is taller.,Yao Ming is taller than him.,old老的,young年轻的,old老的,older更老的,She is older. 她更老。,She is older than him. 她比他老。,young年轻的,younger更年
2、轻的,She is younger. 她更年轻。,She is younger than him. 她比他年轻。,His hair is long.,Her hair is longer.,Her hair is longer than his.,his hair,His hair is shorter than hers.,her hair,long,longer,big大的,small小的,Her eyes are bigger than his.,His eyes are smaller than hers.,bigger更大的,smaller更小的,thin,ner,light,er,
3、heavy,fat,ter,heavier,She is fatter than her,She is thinner than her,strong,strong,er,He is stronger.,He is stronger than him.,形容词比较级变化规则,(1)一般在形容词词尾+er：young-younger short-shorter (2)以不发音的e结尾的单词+r，如late-later(3)以重读闭音节结尾的词，词尾只有一个辅音字母时， 双写辅音字母再+er，如thin-thinner，big-bigger(4)以辅音字母加y结尾的单词，变y为i，再+er， 如h
4、eavy-heavier(5)多音节词，在词前加more，如quickly-more quickly(6)不规则变化。如good-better，many-more,写出下列形容词的比较级,oldyoungheavystrongthinshortlongtallbigsmall,er,er,ier,er,ner,er,er,er,ger,er,angryhappysadworriedafraidfreshhotcoldwarmbeautiful,angrierhappiersaddermore worriedmore afraidfresherhottercolderwarmermore bea
5、utiful,thinnerbiggerheavier,比较级的应用(一),A+be+比较级：A更.,1. 他更瘦。2.我的书更旧3.你爸爸更强壮。4.我们更开心。5.他们更重。6.它更小。7.他的脚更大。8.她的头发更长。9.大象更强壮。,He is thinner.My book is older.Your father is strongerWe are happier.They are heavier.It is smaller.His feet is bigger.Her hair is longer.The elephant is stronger.,比较级的应用(二),A+be+
6、比较级+than+B：A比B.,1. 他比你瘦。2.我的书比你的旧。3.你爸爸比我爸爸强壮。4.我们比他开心。5.他们比我们重。6.它比蚂蚁小。7.他的脚比你的脚大。8.她的头发比你的长。9.大象比猴子强壮。,He is thinner than you.My book is older than yours.Your father is stronger than mine.We are happier than him.They are heavier than us.It is smaller than ants.His feet is bigger than yours.Her hai
7、r is longer than yours.The elephants are stronger thanthe monkeys.,比较级的应用(三),比较级+比较级：越来越.,1. 越来越年轻2.越来越老3.越来越开心4.越来越大5.越来越重6.越来越瘦7.越来越强壮8.越来越聪明9.越来越高,younger and youngerolder and olderhappier and happierbigger and biggerheavier and heavier.thinner and thinnerstronger and strongersmarter and amartert
8、aller and taller,1. How _are you? 你多高？ I am 1.61 meters tall.,tall,2.How tall_he? 他多高？ He is 1.63 meters tall.,is,3._ tall is she? 她多高？ She is 1.60 meters tall.,How,1. How _are you? 你多重？ I am 52 kilograms.,2.How heavy_he? 他多重？ He is 53 kilograms.,3._ heavy is she? 她多重？ She is 56 kilograms.,heavy,is,
9、How,exercises,1.The black dog is _ (thin) than the white dog. 2.This balloon is _ (big) than yours. 3.My bag is _ (heavy) than yours. 4.John is _ (strong) than Mike. 5. I am _ (short) than Lucy.,thinner,bigger,heavier,stronger,shorter,用所给词的正确形式填空，每词用一次。（10分）younglongtallheavyoldthin1.Monkeystailis_t
10、hantherabbitstail.2.Dickis11yearsold.Ninais12yearsold. Dickis_thanNina.3.Im140cm_.4.Im40kg.Youre42kg.Im_thanyou.5.How_areyou?Im45kg,longer,younger,tall,thinner,heavy,1.Howheavyareyou?_.A.Im48yearsold.B.Im48kg.C.Im48cm.2.Tomis120cm.Jackis_Thanhim.A.tallB.tallerC.heavier3.Howheavyisthewhale?_.A.Itsstr
11、ong.B.Itsheavier.C.Its3600kg.4.How_areyou?A.oldB.olderC.taller5.Themonkeyhasa _tail.A.tallB.longC.longer,6.Howbigareyourfeet?_.A.IwearSize17.B.Imbiggerthanyou.C.Im17bigger.7.Jimis40kg.Tomis38kg.Tomis_thanJim.A.tallerB.thinnerC.heavier8.Im11yearsold.Mysisteris2yearsolderthanme.Sheis_.A.11B.12C.139.Ia
12、m_thanmyaunt.A.strongB.bigC.shorter10.Myfatheris_thanmygrandpa.A.olderB.youngerC.smaller,11.Myarmsare87cm_.A.longB.tallC.old12.Hislittlebrotheris3kg_thanme.A.olderB.shorterC.heavier,IV.改错题。(8分)1.Howoldareyou?Iam170cmtall.()_ A B C2.Youareyoungthanme. ()_ A B C3.People grow old and older. ()_ ABC4.Ho
13、woldisyou mother? ()_ A B C,A How tall,B younger,B older,C your,1.your,is,big,roomhow(?)_2.Im,than,taller,6cm,you(.)_3.mypencil,longer,yours,is,than(.)_4.Tall,21,I，,am,meters(.)_5.stronger,he,me,than,is(.)_,How big is your room?,Im 6cm taller than you.,My pencil is longer than yours.,I am 21 meters
14、tall.,He is stronger than me.,6.short,its,is,tail(.)_7.wear,I,17,size(.)_8.are,tall,you,how(?)_9.size,shoes,what,are,his(?)_10.taller,are,your,than,you,brother(.)_,Its tail is short.,I wear size 17.,How tall are you?,What zise are his shoes?,You are taller than your brother.,Your brother are taller than you,is,
