江蘇省揚(yáng)中市同德中學(xué)八年級英語上冊 8A Unit 1 Friends課件3

1、The bike is _.The tractor is _ .The car is _ .fastfasterthe fastestCompare 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.The third pig is the fattest of all.

2、Compare them ConclusionWe 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

3、 add the before the superlatives.引導(dǎo)學(xué)生回歸課本，通過對例句的學(xué)習(xí)和研究，探究出一定的規(guī)律，培養(yǎng)自主學(xué)習(xí)的意識。構(gòu)成方法原級比較級最高級longfewcheaplongerfewercheaperlongestfewestcheapestnicesafelatenicersaferlaternicestsafestlatestbighotthinbiggerhotterthinnerbiggesthottestthinnestprettyunhappyheavyprettierunhappierheavierprettiestunhappiestheavies

4、t大部分單音節(jié)詞在詞尾加-er或-est以字母e結(jié)尾的詞，加-r或-st重讀閉音節(jié)詞只有一個輔音字母時，應(yīng)先雙寫輔音字母，再加-er或-est以輔音字母+y結(jié)尾的雙音節(jié)詞，先改“y”為“i”,再加-er或-estForm Comparatives and Superlatives構(gòu)成方法原級比較級最高級nervousclearlydangerousfrightenedmore nervousmore clearlymore dangerousmore frightenedmost nervousmost clearlymost dangerousmost frightened不規(guī)則變法good

5、 / wellbetterbestbad /badly/illworseworstmany / muchmoremostlittlelessleastfarfarther（更遠(yuǎn)的）farthestfurther（進(jìn)一步的）furthestoldolder / elderoldest / eldest部分雙音節(jié)詞和多音節(jié)詞在前面加more或mostConclusion(Short adjectives are adjectives of one or two syllables(音節(jié)). Long adjectives are adjectives of three or more syllab

6、les.)We add -er / -est to short adjectives.We use more/ most for long adjectives.adjectivecomparativesuperlativefunnygoodhappyinterestinglargesmartthin.funnierfunniesthappierhappiestmore interestingmost interestinglargerlargestsmartersmartestthinnerthinnestbetterbestComplete the table完成書上的練習(xí)，自主檢測。Ea

7、ch member of a group should read and spell the comparative and superlative of an adjective below. The group that can do it correctly and most quickly will be the winner! 1. light old healthy cheerful 2. safe thirsty slim bad 3. bright new much bored 4. sad heavy straight clearly Group competitionMil

8、lieSandyAmyPeterKittySimonHeight (cm)150160145168150158Weight (kg)444540494048Swimming(sec/50m)403830343632Drawing competition9/1010/105/105/106/108/10English test10/108/109/106/108/107/10Profile Simon is _ (tall) Kitty.Peter is _ (tall) student of the six students.Sandy is _ (heavy) Millie.Peter is

9、 _ (heavy) student of the six students.Millie is _ (slow) swimmer of the six students.taller thanthe tallestheavier thanthe heaviestthe slowestReport 6.Amy is _ (fast) swimmer of the six students.7. Millies drawing is _ (beautiful) Simons.Sandys drawing is _ (beautiful) in the drawing competition.Mi

10、llies English is _ (good) Amys. Millies English is _ (good).more beautiful thanthe most beautifulthe fastestbetter thanthe bestWhich would you like to talk about?animalsfood and drinkssportsOr maybe you would like to talk about the people in this classroom? Make up a dialogue to compare people or th

11、ings clever strong fast noisyexciting interesting dangerousdelicious sweet healthyhelpful smart generous humourousmuch+er er than the est of the three/ of all/ in ones .Which/ Who is er, A or B? Which/ Who is the est, A, B or C? Words, phrases and sentences you may use( ) 1. My mother is _ in our fa

12、mily. A.busiest B.the busiest C.busier 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

13、 tallest C. the tallest , tallest D. tallest , the tallest( ) 5. _ of the two men is my uncle. A. The older B. Old C. The oldest D. Oldest BCDBAMultiple Choice格林先生是這四個人當(dāng)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. 我的鉛筆比你的短得多。 My pencil is _.4. 在中國，哪一條河流最長？ Which river is

14、_ in China?5. 他的觀點(diǎn)比我的新。 His idea is _.the tallestfattest of the fourbetter than big onesmuch shorter than yoursthe longestnewer than mineTranslation Good, better, best,Never let it rest,And till good is better,Better is best. !A Poem修飾原級： very, quite, so, such, much too, too2. 修飾比較級： much, far, even

15、, too much, a little, a bit3. 易混淆的兩個句型： He is the tallest (tall) of the 3 students. He is the taller (tall) of the 2 students.4. 重要的句型轉(zhuǎn)換： 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 t

16、aller than him in our class. 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 other6. one of + the + 最高級 + 名詞復(fù)數(shù)形式 Changjiang is one of the longest rivers in China.any otherany 用括號內(nèi)所給形容詞的正確形式填空。John is fifteen. Kate is four

17、teen. 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 _(nice) than Jacks. Sues is _ (nice) of all.youngolderyoungerolderthe youngestnicer

18、nicerthe nicestOn 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 the sun.The red bag is _ (heavy), but the white bag is _ (heavy) than it. The yellow bag

19、is _ (heavy) than the white one. So the yellow one is _ (heavy) of the three. biggerbiggersmallerheavyheavierheavierthe heaviest改錯My cat is more lazier than yours. He is the taller boy in my class. The girl is the prettier in my school. I like this book best than that one. Jane is the funnyest boy i

20、n our class. tallestprettiestbetterfunniest格林先生是這四個人當(dāng)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. 我的畫是繪畫比賽中最美的。 My drawing is _.the tallestfattest of the fourbetter than big onesthe most beautiful in the drawing competitionTranslation My drawing is more beautiful than an

21、y other drawing in the drawing competition.My drawing is more beautiful than all the other drawings in the drawing competition. Comparatives(比較級)We use them to compare _ things/people and add _ after them.B. Superlatives(最高級) We use them to compare _ things/people andadd _ or _ before them.Read and

22、Learn!twothanthree or morethe ones Comparatives(比較級)比較級用于比較兩個人/事物;比較級后通常出現(xiàn)”than”.B. Superlatives(最高級) 最高級通常用語比較三個或三個以上人/事物;最高級前要用the或ones連接比較級和最高級的用法比較級和最高級的構(gòu)成￥1.50￥1.00￥0.80cheapcheapercheapestRule 1 :_ 單音節(jié)詞或部分雙音節(jié)詞一般在詞尾加-er或-est比較級和最高級的構(gòu)成nicenicernicestRule 2: _以e結(jié)尾的詞直接加-r或-st比較級和最高級的構(gòu)成heavyheavier

23、heaviest50kg100kg200kgRule 3 :_ 以輔音字母+y結(jié)尾的雙音節(jié)詞,變y為i,再+er或+est比較級和最高級的構(gòu)成bigbiggerbiggest50kgRule 4 :_ 一般情況下,以輔元輔結(jié)尾的形容詞,要雙寫最后一個字母, 再+er或+est比較級和最高級的構(gòu)成beautifulmore beautifulmost beautifulRule 5 :_ 多音節(jié)詞和部分雙音節(jié)詞,在該形容詞原形前加more或mostinteresting- more - most important - more - most dangerous- more - most car

24、eful /generous/ handsome* 一般情況下，以-ly或-ed結(jié)尾的adj.friendly / lovelytired以形容詞+ly結(jié)尾的副詞 比較級用more 最高級用mostslowly - more slowly - most slowly quickly - more quickly - most quickly carefully - more carefully most nicely more nicely most nicely quietly - more quietly most quietly比較級和最高級的構(gòu)成Rule 6: 不規(guī)則變化good be

25、tter bestill/bad/badly worse worst many/much more most little less least far farther farthest further - furthestLets practise! AdjectiveComparative Superlative1. funny2. good3. happy4. interesting5. large6. smart7. thinfunnierfunniestbetterbesthappierhappiestmore interestingmost interestinglargerlar

26、gestsmartersmartestthinnerthinnestadj./adv.比較級用法1. 表一方超過另一方用“比較級 + than”2. 表一方隨另一方變化而變化(越, 越): “the +比較級 (+主 +謂), the+比較級 (+主 +謂)” eg. 1) 越高越壞。 2) 越晚越危險。The higher, the worse.The later, the more dangerous.adj./adv.比較級用法3. 表本身程度變化(越來越):比較級+and +比較級eg. 1) 他的鞋子越來越臟。 2) 衣服越來越貴。 3) 她們跳得越來越美。His shoes are

27、 dirtier and dirtier.more +and more+原級 只用于以“more”構(gòu)成比較級的詞Clothes are more and more expensive.They dance more and more beautifully.adj./adv.比較級用法4. “the + 比較級 + of 兩者” 表示“在兩者中較”eg. Lily is _ (short) of the two girls.the shorter5. 為免重復(fù)，在than后常用one(s), that, those等詞來替代前面提到過的名詞。eg. The weather there is better than _ in Nanjing. A. one B. it C. that D. thoseadj./adv.比較級用法6. 在比較級前可用 much, even,a little, a lot等來修飾eg. Now the air in our hometown is _ than it was before. A. much better B. more worse C. more better