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1、 Practice Production Unit 2Comparative and Superlative Forms of Adjectives 形容词比较等级的构成形容词比较等级的构成 Presentation Warm up Warm up3. 找三位学生比身高找三位学生比身高 tall-taller-tallest short-shorter-shortest 形容词的这种形式变化，称之为形容词的比较级和最形容词的这种形式变化，称之为形容词的比较级和最高级。今天我们就来学习形容词的比较级和最高级的构成。高级。今天我们就来学习形容词的比较级和最高级的构成。 Listen and do.
2、 听老师指令完成任务听老师指令完成任务1. 吹气球比赛吹气球比赛 big - bigger - biggest small - smaller - the smallest2. 拿几种动物图片比较拿几种动物图片比较 fast-faster-fastest， long-longer-longest， slow-slower-slowest Presentation Look and Say Presentation SentencesThe orange is big. The mango is bigger than the orange. The watermelon is the bigg
3、est of the three.Lucys hair is long. Alices hair is longer than Lucys. Kates hair is the longest of the three. Presentation Sentences I am funny. Bill is funnier than I. Peter is the funniest of us. Presentation Sentences Presentation SentencesThe notebook is thick. The story book is thicker than th
4、e notebook. The dictionary is the thickest of the three. We can eat a lot of fruits in Summer. For me, orange is good, lemon is better than orange, but kiwi is the best of the three. Presentation Sentences Presentation SentencesI am fat, and Betty (gets) is fatter than me, but John is the fattest of
5、 us. Presentation SentencesI have many toys. Bob has more toys than me. Ted has the most toys of us. Presentation SentencesJill is a beautiful girl, and Gina is more beautiful than Jill, but Lily is the most beautiful girl in their class.形容词比较等级的主要用法和构成：形容词比较等级的主要用法和构成： 两个人的比较称之为比较级，三个人的比较或者更多两个人的比较
6、称之为比较级，三个人的比较或者更多 使用最高级。使用最高级。 大多数形容词可以用于比较，说明事物间的等级、程大多数形容词可以用于比较，说明事物间的等级、程 度差别。比较等级分为原级、比较级和最高级三个等度差别。比较等级分为原级、比较级和最高级三个等 级。原级即形容词本来的形式，比较级和最高级都是级。原级即形容词本来的形式，比较级和最高级都是 由形容词原级变化而来的。由形容词原级变化而来的。 Presentation Grammar Box呈现比较级、最高级的变化记忆小窍门呈现比较级、最高级的变化记忆小窍门 二者之间的比较后面加二者之间的比较后面加 er，因为是二者的比较所以加两个字母，因为是二
7、者的比较所以加两个字母 er 三者以上的比较后面加三者以上的比较后面加 est，因为是三者的比较所以加三个字母，因为是三者的比较所以加三个字母 est 一般的词形变化都有相似之处，可以通过下面的表格来进行对比参考。一般的词形变化都有相似之处，可以通过下面的表格来进行对比参考。 Presentation Grammar Box规规则则变变化化单词末尾直接加单词末尾直接加 er /est例如：例如： thick-thicker-thickest以以e结尾的单词加结尾的单词加 r / st例如：例如： nice-nicer-nicest 以重读闭音节的单词双写以重读闭音节的单词双写尾音字母加尾音字母
8、加 er / est例如：例如：big-bigger-biggest以辅音加以辅音加y的动词变的动词变y为为i 加加 er / est例如：例如：early-earlier-earliest多音节形容词，前面加多音节形容词，前面加more most例如：例如：outgoing-more outgoing- most outgoing不不规规则则变变化化常见的形容词常见的形容词 good-better-bestbad-worse-worstlittle-less-least Presentation Grammar BoxPractice Oral Practiceprettylarge eas
9、y tall thin delicious 说出下列单词的比较级和最高级说出下列单词的比较级和最高级 prettierprettiestlarger largest easier easiest tallertallestthinner thinnest more delicious most delicious slow busy cheap wild happy hard Practice Oral Practiceslowerslowestbusierbusiestcheaper cheapest wilderwildesthappier happiest harder hardest
10、Practice Oral Practicefat big nice little well bad good fatter fattestbigger biggest nicer nicest lessleastbetterbestworse worstbetterbestPractice Oral Practicemany ill much far old young heavy moremostmoremostfartherfarthest older oldest younger youngest heavier heaviest worse worstPractice Oral Pr
11、acticekindexpensive popular important beautiful large interesting kinderkindestmore expensive most expensive more popular most popular more important most important more beautiful most beautiful larger largest more interestingmost interestingBob is _ (young) than Fred but _ (tall) than Fred. Practic
12、e Oral Practice用所给词的适当形式填空。并做朗读练习用所给词的适当形式填空。并做朗读练习 Almost all the students faces are the same but Li Deming looks _ (fat) than before. Which is _ (heavy), a hen or a chicken? He is _ (good) at learning math. He is much _ (good) at learning Chinese and he is the _ (good) at learning English. younger
13、tallerfatterheaviergoodbetterbestPractice Oral PracticeAnnie says Sally is the _ (kind) person in the world. A dictionary is much _ (expensive) than a story-book.An apple is a little _ (big) than an orange, but much _ (small) than a watermelon.Miss Chen is _ (popular) than Mr. Wang. The basketball i
14、s _ (big) than the baseball. kindestmore expensivebiggersmallermore popularbiggerPractice Oral PracticeQuestion A is _ than Question B. (important) A rose is _ than a weed (野草野草). (beautiful) Toronto is the _ city in Canada. (large)Playing computer games is _ of all the activities. (interesting).The
15、 Nile(尼罗河尼罗河) is _ river in the world. (long)She is _than all the other students. (young)more importantmore beautifullargestthe most interestingthe longestyounger Practice Oral Practice改错，并口头表达出正确的句子。改错，并口头表达出正确的句子。 ( ) He is thiner than his brother. A B C D( ) The pen is the more expensive of all t
16、he pens. A B C D( ) This story is interestinger than that one. A B C Dthiner改为改为“thinner”more 改为改为“most”interestinger 改为改为“more interesting” BBC( ) Her English is gooder than me. A B C D( ) He is the stronger in the class. A B C D( ) Benny was most excited boy in the class. A B C DPractice Oral Prac
17、ticeCgooder改成改成betterCstronger改成改成strongestCmost 改成改成the most Practice Exercise 1more outgoingmost outgoingPractice Exercise 2betterPractice Exercise 3the fastestPractice Exercise 4faster Practice Exercise 1more outgoingmost outgoingbetterbestmoremostmore healthyfattestmost healthyfatterPractice Exe
18、rcise 2betterquickertallermoremorePractice Exercise 3 the fastest the most exciting the heaviest the most serious the largestPractice Exercise 4fasterlessmore importantyoungestcheaper Practice 小结小结1. 和二为一共三对，坏病两多并两好和二为一共三对，坏病两多并两好 bad / ill worse worst many / much more most good / well better best 2
19、. 一分为二有两个，一是远来二是老一分为二有两个，一是远来二是老 far farther / farthest further / furthest old older / oldest elder / eldest 3. 还有一词含义多，只记少来不记小还有一词含义多，只记少来不记小 little less leastProduction Grammar Showlonger longestprettierprettiestbiggerbiggestfatternicestfattestnicerProduction 小升初真枪实练小升初真枪实练( ) 1. My sister is two years _ than I. A. older B. elder C. old( ) 2. Pedro is _ than Paul. A. funny B. funnier C. funniest BAProduction QuizProduction Quiz