1、Grammar,8A Unit1 Grammar,The bike is _.,The tractor is _ .,The car is _ .,fast,faster,the fastest,Compare them,The black and white dog is the happiest of the three.,The yellow dog is still happier.,The white dog is very happy.,Compare them,The first pig is quite fat.,The second pig is much fatter.,T
2、he third pig is the fattest of all.,Compare them,Comparatives(比较级),We use them to compare _ things/people and add _ after them.,B. Superlatives(最高级),We use them to compare _ things/people and add _ or _ before them.,Read and Learn!,two,than,three or more,the, ones ,大部分单音节词在词尾加-er或-est,以字母e结尾的词，加-r或-
3、st,重读闭音节词只有一个辅音字母时，应先双写辅音字母，再加-er或-est,以辅音字母+y结尾的双音节词，先改“y”为“i”,再加-er或-est,Form Comparatives and Superlatives,部分双音节词和多音节词在前面加more或most,.,funnier,funniest,happier,happiest,more interesting,most interesting,larger,largest,smarter,smartest,thinner,thinnest,better,best,Complete the table,cleaner,cleanes
4、t,shorter,shortest,cuter,cutest,happier,happiest,lazier,laziest,bigger,biggest,the most difficult,more difficult,sadder,worst,thinnest,saddest,more interesting,the most interesting,better,worse,thinner,best,Good, better, best, Never let it rest, And till good is better, Better is best. !,A Poem,Conc
5、lusion,(Short adjectives are adjectives of one or two syllables(音节). Long adjectives are adjectives of three or more syllables.),We add -er / -est to short adjectives. We use more/ most for long adjectives.,形容词比较级的句型结构,He is older than you.,主语+动词+,形容词比较级,+than+,比较对象,形容词最高级的句型结构,Im the oldest of the
6、three.,主语+动词+,形容词的最高级,+of +,比较对象,（+ in + 比较范围 ）,Model: Donald is _(neat) Sam.,neater than,1.Jane is _(tall) Amy. 2.Carl is _(heavy) Jack. 3.I am _(fat) Betty. 4.The pie is _(good) the cake. 5.Julie is _(thin) John. 6.Her parents arent _(rich) his. 7.My home isnt _(far) hers.,taller than,heavier than
7、,fatter than,better than,thinner than,richer than,farther than,Model: Brian is _(smart) person I know.,the smartest,1.Marvin is _(clever) boy . 2.Uncle is _(interesting) person in our family. 3.We have _(large) room in the building. 4.Mel is _(lazy) student of all.,the cleverest,the most interesting
8、,the largest,the laziest,Profile,Simon is _ (tall) Kitty. Peter is _ (tall) student of the six students. Sandy is _ (heavy) Millie. Peter is _ (heavy) student of the six students. Millie is _ (slow) swimmer of the six students.,taller than,the tallest,heavier than,the heaviest,the slowest,Report,6.
9、Amy is _ (fast) swimmer of the six students. 7. Millies drawing is _ (beautiful) Simons. Sandys drawing is _ (beautiful) in the drawing competition. Millies English is _ (good) Amys. Millies English is _ (good).,more beautiful than,the most beautiful,the fastest,better than,the best,Report,adj./adv.
10、比较级用法,1. 表一方超过另一方用“比较级 + than”,2. 表一方随另一方变化而变化(越, 越):,“the +比较级 (+主 +谓),the+比较级 (+主 +谓)”,eg. 1) 越高越坏。2) 越晚越危险。,The higher, the worse.,The later, the more dangerous.,adj./adv.比较级用法,3. 表本身程度变化(越来越):,比较级+and +比较级,eg. 1) 他的鞋子越来越脏。2) 衣服越来越贵。3) 她们跳得越来越美。,His shoes are dirtier and dirtier.,more +and more+原
11、级,只用于以“more”构成比较级的词,Clothes are more and more expensive.,They dance more and more beautifully.,adj./adv.比较级用法,4. “the + 比较级 + of 两者” 表示“在两者中较”,eg. Lily is _ (short) of the two girls.,the shorter,5. 为免重复，在than后常用one(s), that, those等词来替代前面提到过的名词。,eg. The weather there is better than _ in Nanjing. A. o
12、ne B. it C. that D. those,adj./adv.比较级用法,6. 在比较级前可用 much, even,a little, a lot和still等来修饰,eg. Now the air in our hometown is _ than it was before. A. much better B. more worseC. more better D. much worst,eg. He ran even _ (happy ) at that time.,more happily,adj./adv.比较级用法,7. 同义句：比较级+than any other +单
13、数名词=比较级+than the other +复数名词=最高级+范围,eg. Spring is the best season of the year.=Spring is better _ _ _ season of the year.=Spring is better _ _ _ seasons of the year.,than,any,other,than,the,other,最高级/比较级/同级比较的相互转换：,Shanghai is the biggest city in China. =Shanghai is bigger than any other city in Chi
14、na. =Shanghai is bigger than the other cities in China. Lucy is the most interesting student in our class. =Lucy is more interesting than any other student in our class. =Lucy is more interesting than the other students in our class.,adj./adv.最高级用法,1.三者或以上相比, 表示最高程度用 “the + 最高级”,adv.最高级可省略the,*最高级后常
15、有介词短语(of/among/in ) 来表示范围。,adj.最高级也可用ones替代the,Jack is our best friend . Tom is the tallest one of three. This book is the cheapest one among these books. It is the biggest city in China.,adj./adv.最高级用法,2. one of +the +最高级+复数名词,表示“最之一”,eg. The hair clip is one of _ (pretty) among those ones.He was o
16、ne of _(fast) _(swim) of all.,the prettiest,the fastest,swimmers,eg. Changjiang is shorter than Huanghe, but longer than the other rivers in China.=Changjiang is _ _ _ river in China.,adj./adv.最高级用法,4. the second/third/fourth+最高级,表示“第几”,eg. Millie is the third _(tall) in her class.,tallest,the,secon
17、d,longest,1. 最高级用于三者及三者以上。2. 形容词的最高级前要用定冠词the。3. in+范围、of/ among+同范畴的词in my school ,in the world,of the three. among all the boys,Attentions,He is the tallest in the class. She is the best of all the students.,1. 修饰原级：very, quite, so, such, much too, too 2. 修饰比较级：much, far, even, too much, a little,
18、 a bit 3. 易混淆的两个句型：He is the tallest (tall) of the 3 students.He is the taller (tall) of the 2 students.,4. 重要的句型转换：He is the tallest in our class.He is taller than anyone else in our class.any other student in our class.(all) the other students in our class. No one else is taller than him in our cl
19、ass.,5. 易混淆的： Wuhan is bigger than _ city in China. Wuhan is bigger than _ city in Jiangsu.A. all the other B. any C. other D. any other 6. one of + the + 最高级 + 名词复数形式 Changjiang is one of the longest rivers in China.,any other,any,( ) 1. My mother is _ in our family.A. busiest B. the busiest C. bus
20、ier D. busy ( ) 2. This apple is _ of all.A. redder B. the redest C. the reddest D. reddest ( ) 3.Which pen is _ , this one or that one?A. dear B. dearest C. the dearest D. dearer ( ) 4. Kate is _ than all the other girls. She is _ of all.A. taller , tallest B. taller , the tallestC. the tallest , t
21、allest D. tallest , the tallest ( ) 5. _ of the two men is my uncle. A. The older B. Old C. The oldest D. Oldest,B,C,D,B,A,Multiple Choice,格林先生是这四个人当中最高最胖的。Mr Green is _ and _. 2. 小香蕉往往比大香蕉好。Small bananas are often _. 3. 我的铅笔比你的短得多。My pencil is _. 4. 在中国，哪一条河流最长？Which river is _ in China? 5. 他的观点比我的
22、新。His idea is _.,the tallest,fattest of the four,better than big ones,much shorter than yours,the longest,newer than mine,Translation,格林先生是这四个人当中最高最胖的。Mr. Green is _ and _. 2. 小香蕉往往比大香蕉好。Small bananas are often _. 3. 我的画是绘画比赛中最美的。My drawing is _.,the tallest,fattest of the four,better than big ones,
23、the most beautiful in the drawing competition,Translation,My drawing is more beautiful than any other drawing in the drawing competition. My drawing is more beautiful than all the other drawings in the drawing competition.,Revise the use of adjectives, comparatives and superlatives. Complete the exe
24、rcises in the workbook.,Homework,用括号内所给形容词的正确形式填空。 John is fifteen. Kate is fourteen. Lily is thirteen. John is _ (young). But he is _ (old) than Kate and Lily. Kate is _ (young) than John but _ (old) than Lily. Lily is _ (young) of all. Jacks mooncake is _ (nice) than Kates, but Sues mooncake is _(
25、nice) than Jacks. Sues is _ (nice) of all.,young,older,younger,older,the youngest,nicer,nicer,the nicest,On the wall there is a picture. We can see the sun and the moon in it. The moon looks _ (big) than the sun in the picture. But in fact the sun is _ (big) than the moon. The moon is _ (small) than
26、 the sun. The red bag is _ (heavy), but the white bag is _ (heavy) than it. The yellow bag is _ (heavy) than the white one. So the yellow one is _ (heavy) of the three.,bigger,bigger,smaller,heavy,heavier,heavier,the heaviest,改错,My cat is more lazier than yours. He is the taller boy in my class. The
27、 girl is the prettier in my school. I like this book best than that one. Jane is the funnyest boy in our class.,tallest,prettiest,better,funniest,Conclusion,We use comparatives to compare two people or things when we see in the sentence2. We use superlatives to compare three or more people or things when we see ,than, much, even, still, a little, of the two , Which/Who is , A or B? etc.,the, of, in , Which/Who is , A, B or C? etc.,We add the before the superlatives.,引导学生回归课本，通过对例句的学习和研究，探究出一定的规律，培养自主学习的意识。,
