8上unit1grammar.ppt

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1、zxxk组卷网fast fasterthe fastestThe first pig is quite fat.The second pig is even fatter.The third pig is the fattest of all.Li Leis box is heavy.Han Meis box is zxxk组卷网_than Li Leis.Jims box is the _ of all.heavierheaviestAmy is very beautiful.Linda is more beautiful than Amy.Helen is the most beautif

2、ul of all.一一 形容词比较级形容词比较级 两者比较，其中一个“更更”或或“较较”， 后面用连词 than 连接另一个所比较的人或物。e.g. Jack is fatter than me/ I. These boxes are heavier than those ones.二形容词最高级二形容词最高级 三者或三者以上比较， 表示 其中一个“最最”。形容词用最高级，前面一般要加形容词用最高级，前面一般要加定冠词定冠词 the ， 后面加后面加 in 或或 of 的介词短语的介词短语。 in my class, of all, of the three/ four zxxk组卷网e.g

3、. He is the tallest in our class. This book is the most interesting of all.构成方法构成方法原级原级比较级比较级最高级最高级大多数直接大多数直接在词尾加在词尾加-er或或-estfastlongtallCheapfewfasterlongertallerCheaperfewerfastestlongesttallestCheapestfewest形容词的比较级形容词的比较级(Comparative)和最高级和最高级(Superlative)构成方法构成方法原级原级比较级比较级最高级最高级以字母以字母e结结尾的形容词尾的形

4、容词,加加-r或或-stnicesafelatefinenicersaferlaterfinernicestsafestlatestfinest构成方法构成方法原级原级比较级比较级最高级最高级双写辅音字母双写辅音字母,再加再加-er或或-estbighotthinslimsadfatbiggerhotterthinnerslimmer sadderfatterbiggesthottestthinnestslimmestsaddestfattest构成方法构成方法原级原级比较级比较级最高级最高级以辅音字母以辅音字母+y结尾的双音节结尾的双音节词词,先改先改y为为i,再再加加-er或或-estea

5、syhappyheavyprettyeasierhappierheavierprettiereasiesthappiestheaviestprettiest构成方法构成方法原级原级比较级比较级最高级最高级其他双音其他双音节词和多节词和多音节词在音节词在前面加前面加more或或mostbeautifulmore beautifulmost beautifulimportantmore importantmost importantdangerousmore dangerousmost dangerous不不规规则则变变法法good / wellbetterbestbad/badly/ illwo

6、rseworstmany/ muchmoremostlittlelessleastadjectivecomparativesuperlativecleanshortcutehappylazybigComplete the table below.cleanercleanestshortershortestcutercutesthappierhappiestlazierlaziestbiggerbiggestadjectivecomparativesuperlativethinsaddifficultinterestinggoodbadComplete the table below.thinn

7、erthinnestsaddersaddestmore difficultmost difficultmore interestingmost interestingbetterbestworseworstPractice P12 B1. Simon is _ (tall) Sandy.2. Peter is _ (tall) of the six students. zxxk组卷网3. Sandy is _ (heavy) Millie.4. Peter is _ (heavy) of the six students.5. Among the six students, Millie is

8、 _ (slow) swimmer.taller thanthe tallestheavier thanthe heaviestthe slowest6. Amy is _ (fast) swimmer of the six students.7. Millies drawing is _ (beautiful) Peters.8. Sandys drawing is _ (beautiful) in her class.9. Millies English is _ (good) Simons. Millies English is _ (good) in her class.more be

9、autiful thanthe most beautifulthe fastestbetter thanthe best1. Tom is _(ill) than Jim today.2. My shirt is _(expensive) than that one.3.Amy is _(slim) of us all.4.She is _(generous ) of the three children.5. Shanghai is _(large) than Beijing. It is _(large) city in China. worsemore expensive the sli

10、mmestthe most generous larger the largest1. My god! My old _ are _ than before. A. clothes short B. clothesshorter Multiple choice2. Toms box is _than his mothers. A. heavyer B. heavier3. His fathers box is _ of all. A. the heaviest B. heaviest1. My mother is _ in our family. A. busiest B. the busie

11、st C. busier D. busy2. This apple is _ of all. A. redder B. the redest C. the reddest D. reddestMultiple Choice3. Which pen is _, this one or that one? A. dear B. dearest C. the dearest D. dearer4. Kate is _than all the other girls. She is _ of all. A. taller, tallest B. taller, the tallest C. the t

12、allest, tallest D. tallest, the tallest5. _ of the two men is my uncle. A. The older B. Old C. The oldest D. Oldest6. Do you know _ of the three? A. the youngest B. youngest C. the younger D. youngerFill in the blanks1. 格林先生是这四个人当中最高最胖格林先生是这四个人当中最高最胖 的。的。 Mr Green is _ _ and _ one _ the four.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 _ _ big ones.thetallestfattestofbetter than3. 我的铅笔比你的短。我的铅笔比你的短。 My pencil is _ yours.4. 在中国，哪一条河流最长？在中国，哪一条河流最长？ Which river is _ in China?5. 他的观点比我的新。他的观点比我的新。 His idea is _ than _.the longestnewermineshorter than