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1、fastfasterthe fastestTHE WHITE DOG IS VERY HAPPY. The first pig is quite fat.The second pig is much fatter.The third pig is the fattest of all.1. 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 se
2、e 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.引導(dǎo)學(xué)生回歸課本，通過(guò)對(duì)例句引導(dǎo)學(xué)生回歸課本，通過(guò)對(duì)例句的學(xué)習(xí)和研究，探究出一定的規(guī)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(shí)。律，培養(yǎng)自主學(xué)習(xí)的意識(shí)。構(gòu)成方法原級(jí)比較級(jí)最高級(jí)longfewcheaplongerfewercheaperlongestfewestcheapestn
3、icesafelatenicersaferlaternicestsafestlatestbighotthinbiggerhotterthinnerbiggesthottestthinnestprettyunhappyheavyprettierunhappierheavierprettiestunhappiestheaviest大部分單音節(jié)詞大部分單音節(jié)詞在詞尾加在詞尾加-er或或-est以字母以字母e結(jié)尾的詞，結(jié)尾的詞，加加-r或或-st重讀閉音節(jié)詞只有重讀閉音節(jié)詞只有一個(gè)輔音字母時(shí)，一個(gè)輔音字母時(shí)，應(yīng)先雙寫(xiě)輔音字母，應(yīng)先雙寫(xiě)輔音字母，再加再加-er或或-est以輔音字母以輔音字母+y結(jié)結(jié)尾的
4、雙音節(jié)詞，尾的雙音節(jié)詞，先改先改“y”為為“i”,再加再加-er或或-est構(gòu)成方法原級(jí)比較級(jí)最高級(jí)nervousclearlydangerousfrightenedmore nervousmore clearlymore dangerousmore frightenedmost nervousmost clearlymost dangerousmost frightened不規(guī)則變法good / wellbetterbestbad /badly/illworseworstmany / muchmoremostlittlelessleastfarfarther（更遠(yuǎn)的）（更遠(yuǎn)的）farthes
5、tfurther（進(jìn)一步的）（進(jìn)一步的）furthestoldolder / elderoldest / eldest部分雙音節(jié)部分雙音節(jié)詞和多音節(jié)詞和多音節(jié)詞在前面加詞在前面加more或或most(Short adjectives are adjectives of one or two syllables(音節(jié)音節(jié)). Long adjectives are adjectives of three or more syllables.)We add -er / -est to short adjectives.We use more/ most for long adjectives.ad
6、jectivecomparativesuperlativefunnygoodhappyinterestinglargesmartthin.funnierfunniesthappierhappiestmore interesting most interestinglargerlargestsmartersmartestthinnerthinnestbetterbestComplete the table完成書(shū)上的練習(xí)，自主檢測(cè)。完成書(shū)上的練習(xí)，自主檢測(cè)。Each member of a group should read and spell the comparative and superl
7、ative 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 MillieSandyAmyPeterKittySimonHeight (cm)150160145168150158Weight (kg)444540494048Swimming
8、(sec/50m)403830343632Drawing competition9/1010/105/105/106/108/10English test10/108/109/106/108/107/101.Simon is _ (tall) Kitty.2.Peter is _ (tall) student of the six students.3.Sandy is _ (heavy) Millie.4.Peter is _ (heavy) student of the six students.5.Millie is _ (slow) swimmer of the six student
9、s.taller thanthe tallestheavier thanthe heaviestthe slowest6. Amy is _ (fast) swimmer of the six students.7. Millies drawing is _ (beautiful) Simons.8. Sandys drawing is _ (beautiful) in the drawing competition.9. Millies English is _ (good) Amys. Millies English is _ (good).more beautiful thanthe m
10、ost beautifulthe fastestbetter thanthe bestWhich would you like to talk about?Or maybe you would like to talk about the people in this classroom? clever strong fast noisyexciting interesting dangerousdelicious sweet healthyhelpful smart generous humourousmuch+er er than the est of the three/ of all/
11、 in ones .Which/ Who is er, A or B? Which/ Who is the est, A, B or C? ( ) 1. My mother is _ in our family. 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.
12、 dearer( ) 4. Kate is _ than all the other girls. She is _ of all. A.taller , tallest B. taller , the 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 Choice1. 格林先生是這四個(gè)人當(dāng)中最高最胖的。格林先生是這四個(gè)人當(dāng)中最高最胖的。 Mr
13、 Green is _ and _.2. 小香蕉往往比大香蕉好。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。我的鉛筆比你的短得多。 My pencil is _.4. 在中國(guó)，哪一條河流最長(zhǎng)？在中國(guó)，哪一條河流最長(zhǎng)？ Which river is _ in China?5. 他的觀點(diǎn)比我的新。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 min
14、eTranslation Good, better, best,Never let it rest,And till good is better,Better is best. !改錯(cuò)改錯(cuò)A. Comparatives(比較級(jí)比較級(jí))We use them to compare _ things/people and add _ after them.B. Superlatives(最高級(jí)最高級(jí)) We use them to compare _ things/people andadd _ or _ before them.twothanthree or morethe ones A. C
15、omparatives(比較級(jí)比較級(jí))比較級(jí)用于比較比較級(jí)用于比較兩個(gè)兩個(gè)人人/事物事物;比較比較級(jí)后通常出現(xiàn)級(jí)后通常出現(xiàn)”than”.B. Superlatives(最高級(jí)最高級(jí)) 最高級(jí)通常用語(yǔ)比較最高級(jí)通常用語(yǔ)比較三個(gè)或三個(gè)三個(gè)或三個(gè)以上以上人人/事物事物;最高級(jí)前要用最高級(jí)前要用the或或ones連接連接￥1.50￥1.00￥0.80cheapcheaper cheapestRule 1 :_ 單音節(jié)詞或部分雙音節(jié)詞單音節(jié)詞或部分雙音節(jié)詞一般在詞尾加一般在詞尾加- -erer或或- -estestnicenicernicestRule 2: _以以e e結(jié)尾的詞直接加結(jié)尾的詞直接加-r
16、-r或或- -ststheavy heavierheaviest50kg100kg200kgRule 3 :_ 以輔音字母以輔音字母+y+y結(jié)尾的雙音結(jié)尾的雙音節(jié)詞節(jié)詞, ,變變y y為為i,i,再再+ +erer或或+ +estestbigbiggerbiggest50kgRule 4 :_ 一般情況下一般情況下, ,以輔元輔結(jié)尾以輔元輔結(jié)尾的形容詞的形容詞, ,要雙寫(xiě)最后一個(gè)字母要雙寫(xiě)最后一個(gè)字母, , 再再+ +erer或或+ +estestbeautifulmore beautifulmost beautifulRule 5 :_ 多音節(jié)詞和部分雙音節(jié)詞多音節(jié)詞和部分雙音節(jié)詞, ,在該
17、形容詞原形前加在該形容詞原形前加moremore或或mostmost* 一般情況下，以一般情況下，以-ly或或-ed結(jié)尾的結(jié)尾的adj.以形容詞以形容詞+ +lyly結(jié)尾的副詞結(jié)尾的副詞 比較級(jí)用比較級(jí)用more more 最高級(jí)用最高級(jí)用mostmost slowly - more slowly - most slowly quickly - more quickly - most quickly carefully - more carefully most nicely more nicely most nicely quietly - more quietly most quietly
18、Rule 6: AdjectiveComparative Superlative1. funny2. good3. happy4. interesting5. large6. smart7. thinfunnierfunniestbetterbesthappierhappiestmore interesting most interestinglargerlargestsmartersmartestthinnerthinnestadj./adv.比較級(jí)用法比較級(jí)用法1. 表一方表一方超過(guò)超過(guò)另一方用另一方用“比較級(jí)比較級(jí) + than”2. 表一方隨另一方變化而變化表一方隨另一方變化而變化(越
19、越, 越越): “the +比較級(jí)比較級(jí) (+主主 +謂謂), the+比較級(jí)比較級(jí) (+主主 +謂謂)” eg. 1) 越高越壞。越高越壞。 2) 越晚越危險(xiǎn)。越晚越危險(xiǎn)。The higher, the worse.The later, the more dangerous.adj./adv.比較級(jí)用法比較級(jí)用法3. 表本身程度變化表本身程度變化(越來(lái)越越來(lái)越):比較級(jí)比較級(jí)+ +and + +比較級(jí)比較級(jí)eg. 1) 他的鞋子越來(lái)越臟。他的鞋子越來(lái)越臟。 2) 衣服越來(lái)越貴。衣服越來(lái)越貴。 3) 她們跳得越來(lái)越美。她們跳得越來(lái)越美。His shoes are dirtier and dir
20、tier.more +and more+ +原級(jí)原級(jí) 只用于以只用于以“moremore”構(gòu)成比較級(jí)的詞構(gòu)成比較級(jí)的詞Clothes are more and more expensive.They dance more and more beautifully.adj./adv.比較級(jí)用法比較級(jí)用法4. “the + 比較級(jí)比較級(jí) + of 兩者兩者” 表示表示“在兩者中較在兩者中較”eg. Lily is _ (short) of the two girls.the shorter5. 為免重復(fù)為免重復(fù)，在在than后常用后常用one(s), that, those等詞來(lái)替代前面提到過(guò)的名
21、詞等詞來(lái)替代前面提到過(guò)的名詞。eg. The weather there is better than _ in Nanjing. A. one B. it C. that D. thoseadj./adv.比較級(jí)用法比較級(jí)用法6. 在比較級(jí)前可用在比較級(jí)前可用 much, even,a little, a lot等來(lái)修飾等來(lái)修飾eg. Now the air in our hometown is _ than it was before. A. much better B. more worse C. more better D. much worsteg. He ran even _ (h
22、appy ) at that time.more happilyadj./adv.比較級(jí)用法比較級(jí)用法7. 同義句：同義句：比較級(jí)比較級(jí)+than any other +單數(shù)單數(shù)名詞名詞 =比較級(jí)比較級(jí)+than the other +復(fù)數(shù)復(fù)數(shù)名詞名詞 =最高級(jí)最高級(jí)+范圍范圍eg. Spring is the best season of the year. =Spring is better _ _ _ season of the year. =Spring is better _ _ _ seasons of the year.thananyotherthantheotheradj./a
23、dv.最高級(jí)用法最高級(jí)用法1.三者或以上相比三者或以上相比, 表示最高程度用表示最高程度用 “the + 最高級(jí)最高級(jí)”adv.最高級(jí)可最高級(jí)可省略省略the*最高級(jí)后常有介詞短語(yǔ)最高級(jí)后常有介詞短語(yǔ)(of/among/in )來(lái)表示范圍。來(lái)表示范圍。adj.最高級(jí)也可最高級(jí)也可用用ones替代替代theadj./adv.最高級(jí)用法最高級(jí)用法2. one of +the +最高級(jí)最高級(jí)+復(fù)數(shù)復(fù)數(shù)名詞名詞表示表示“最最之一之一”eg. The hair clip is one of _ (pretty) among those ones. He was one of _(fast) _(swim
24、) of all.the prettiestthe fastestswimmerseg. Changjiang is shorter than Huanghe, but longer than the other rivers in China. =Changjiang is _ _ _ river in China.adj./adv.最高級(jí)用法最高級(jí)用法4. the second/third/fourth+最高級(jí)最高級(jí)表示表示“第幾第幾”eg. Millie is the third _(tall) in her class. tallestthesecondlongestRevise the use of adjectives, Revise the use of adjectives, comparatives and paratives and superlatives.Complete the exercises in the Complete the exercises in the workbook.workbook.
江蘇省揚(yáng)中市同德中學(xué)八年級(jí)英語(yǔ)上冊(cè) 8A Unit 1 Friends課件3 （新版）牛津版
