Unit 1 FriendsGrammar ()comparative and superlative adjectives形容词的比较级和最高级形容词的比较级和最高级 THE SMALLESTsmallsmallerCompare them Compare them The car is _.The train is _ than the car. The plane is _ of all.fast fasterthe fastestThe black and white dog is the happiest of the three(all).The yellow dog is even happier.THE WHITE DOG IS VERY HAPPY. Compare them Compare them The first pig is quite fat.The second pig is much fatter.The third pig is the fattest of all.Compare them Compare them 1.When to use comparative?Between 2 things or people.2.When to use superlative?Among 3 things or people.Discuss: Please read the table on Page11.And rule out how to form comparatives and superlatives with adjectives.Learning for use构成方法构成方法原级原级比较级比较级最高级最高级单音节词和单音节词和少数双音节少数双音节词在词尾加词在词尾加-er或或-estfastlongtallcheapfasterlongertallercheaperfastestlongesttallestcheapest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结尾结尾的形容词的形容词,加加-r或或-stnicesafelatenicersaferlaternicestsafestlatest构成方法构成方法原级原级比较级比较级最高级最高级重读闭音节词重读闭音节词以一个辅音字以一个辅音字母结尾时母结尾时,应先应先双写该辅音字双写该辅音字母母,再加再加-er或或-estbighotthinslimbiggerhotterthinnerslimmerbiggesthottestthinnestslimmest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以辅音字母辅音字母+y结尾结尾的双音节的双音节词词,先改先改y为为i,再再加加-er或或-esteasyhappyheavyeasierhappierheaviereasiesthappiestheaviest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 dangerousfrightenedmore frightenedmost frightened不不规规则则变变法法good / wellbetterbestbad / illworseworstmany/ muchmoremostlittlelessleastfarfartherfarthestfurtherfurthestoldolder/elderoldest/eldestFinish Part APractice1. clean cleaner cleanest2.short shorter shortest3.cute cuter cutest 4.happy happier happiest5.lazy lazier laziest6.big bigger biggest7. thin thinner thinnest8. sad sadder saddest 9. difficult more difficult most difficult 10. interesting more interesting most interesting 11. good better best 12. bad worse worst 50kg200kg400kgThe first box is_.The second box is _than the first one.The third box is _of all.heavyheavierthe heaviestCompare themModel:Sandyis_(ill)Amy.worsethan1.Janeis_(tall)Amy.2.Carlis_(heavy)Jack.3.Iam_(fat)Betty.4.Julieis_(thin)John.5.Myhomeisnt_(far)hers.taller thanheavier thanfatter thanthinner thanfarther than Practice 2Model:Simonis_(taller)personIknow. .1.Danielis_(clever)boyofall.2.Uncleis_(interesting)personinourfamily.3.Melis_(lazy)oneofthesixstudents.4.Ourschoolis_(large)inthecity.the cleverestthe most interestingthe laziestPractice 3the largestthe tallest句句型型结结构构/关关键键词词：比较级比较级+thanthe+最高级最高级 of all among the students in the world（范围（范围 ）Finish Part BPractice1. taller than 2. the tallest 3. heavier than 4. the heaviest 5. the slowest 6. the fasted 7. more beautiful than 8. the most beautiful 9.better than the best 1.太阳和月亮哪个大？太阳和月亮哪个大？_is_,thesunorthemoon?stronger and stronger表示在两者中选择表示在两者中选择:Whichbiggerone2.男孩子们越来越强壮了。男孩子们越来越强壮了。Theboysare_.Which +比较级比较级, or?越来越越来越比较级比较级+比较级比较级3.(1)中国比日本大。中国比日本大。China is _ than Japan. 中国比日本大中国比日本大得多得多。China is _ _ than Japan. 加拿大比中国大加拿大比中国大一点点一点点。Canada is _ _ _ than China. (2)海南比广东暖和。海南比广东暖和。Hainan is _ than Guangdong.海南比广东海南比广东更更暖和。暖和。Hainan is _ _ than Guangdong.largerevenwarmermuch larger a little largerwarmera little, even, much表示程度。表示程度。你吃的越多，就会越胖。你吃的越多，就会越胖。_youeat,_youwillbe.Thethemore4.越多越好。越多越好。The more, the better. 越越就越就越fatter5.Simon 是他的长子。是他的长子。Simon is _ son. A.the oldest B.his oldest C.the his oldest D.his the oldest6.上海是中国第二大城市。上海是中国第二大城市。Shanghai is _ _ _ city in China.thesecond largest()1.Mymotheris_inourfamily.()1.Mymotheris_inourfamily.A.busiestB.thebusiestA.busiestB.thebusiestC.busierD.busyC.busierD.busy()2.Thisappleis_ofall.()2.Thisappleis_ofall.A.redderB.theredestA.redderB.theredestC.thereddestD.reddestC.thereddestD.reddest()3.Whichpenis_,thisoneorthatone?()3.Whichpenis_,thisoneorthatone?A.dearB.dearestA.dearB.dearestC.thedearestD.dearerC.thedearestD.dearerBCDMultiple ChoiceMultiple Choice()4.Kateis_thanalltheothergirls.()4.Kateis_thanalltheothergirls.Sheis_ofall.Sheis_ofall.A.taller,tallestB.taller,thetallestA.taller,tallestB.taller,thetallestC.thetallest,tallestD.tallest,thetallestC.thetallest,tallestD.tallest,thetallest()5._ofthetwomenismyuncle.()5._ofthetwomenismyuncle.A.TheolderB.OldA.TheolderB.OldC.TheoldestD.OldestC.TheoldestD.OldestBAMultiple ChoiceMultiple Choice本题中比较级前的本题中比较级前的the表示特指表示特指2个人中年纪较大的一个个人中年纪较大的一个HOMEWORK1. Remember how to form comparatives and superlatives with adjectives.2. Make sentences using comparatives and superlatives.3. Finish the exercises on P12