八年级英语形容词和副词的比较级和最高级课件 外研版

课件58张PPT。形容词、副词比较级和最高级复习一、单音节和 部分双音节词Task1： 形容词和副词比较级和最高级构成1.slow fast young tall 2.fine late 3.thin big 4.easy lucky slower slowestyounger youngest一般在词尾加 er, est以字母e 结尾的词,加 r,st重读闭音节词只有一个辅音字母时,双写辅音字母,加 er,est以辅音字母加“y”结尾的双音节词,先改“y”为“i”再加er,estfiner finestlater latesteasier easiestthinner thinnestbigger biggestluckier luckiesttaller tallestfaster fastest二、多音节和部分双音节词 delicious easilymore delicious most delicious more easily most easilybetter bestworse worst more mostfarther farthest further furthestless least不规则变化 good/well bad/badly/ill many/much little far在词前加more或mostsmall fast short big hot thin fat redlarge fine nice close happy dry early heavysmallestfastestshortestbiggesthottestthinnestfattestlargestfinestnicestclosesthappiestdriestearliestreddestheaviest1. 以上规则是针对单音节和少数双音节形容词或副词 2. 下面是多音节和少数双音节形容词或副词3. 形容词或副词的不规则变化PeterTonyLook at the boys. Tom is very young. Tony is _____ than Tom. Who is ____ _____? Peter is .Tomyounger the youngestSummer is hot. Summer is _____ than spring. Winter is cold. Winter is _____ than autumn.hottercolderThe earth is _____ .The moon is big.The sun is _____ _____ of the three .biggerthe biggestHe is _____ than she. She is _____ than he. She is _____ than it. He is _____ _____ . It is _____ _____ .heavierlighterheavierthe heaviest the lightestheavylightThe football is _____ than the bench. The bench is _____ _____ than the football. The bike is _____ _____ _____ of all.80 yuan120 yuan 180 yuancheaper more expensive the most expensiveThe children are good at English. Peter’s English is _____ . Ken’s English is _____ than Peter. Anne’s English is _____ _____ . But her math is _____ _____ of the three.Girls do _____ ( well ) in language study than boys.goodbetter the best the worstbetter8yuan/a kilo10yuan/a kilo20 yuan/a kilo123The third chicken is cheap. The second one is cheaper. The first one is the cheapest of all.比一比，说一说.Green ruler is long.Yellow ruler is longer than the green ruler.Red ruler is the longest.Xiao Hua is taller than xiao Fang Xiao Fang Xiao Hua Xiao Ming Xiao Ming is taller than xiao Hua.So xiao Ming is the tallest . longlongerlongestshortestshortshortersmallestsmallsmallercheapestcheapercheapThey are very delicious .Which one would you like?nicestnicenicerheavyieriestbiggestbiggerbigthe most interestingCountry:interestingmore interestingCity :the beautifulbeautifulbeautifulmoremosttallesttall tallerMr Ring is taller than Mr Read .Mr Green is taller than Mr Ring and Mr Read is the tallest of the three men .Jim is young .Lucy is younger than Jim .Kate is younger than Lucy.So Kate is the youngest of the three/all .Whose drawing is ? Whose drawing is ? Whose drawing is the of all ?goodbetterbestCity CountrylWhich do you like better,the city or the country? The bike is going fast .The tractor is going faster .The ... ...