英语人教版八年级下册Unit 7 sectionA grammar focus.ppt

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1、形容词的比较级的使用LilyLucylonglongerlargelargerredredderangryangrierdeliciousmoredelicious形容词/副词比较级变化规则一般在词尾加-ertallerlongerolder以字母e结尾，直接加-rlargernicer以重读闭音节结尾的，如末尾只有一个辅音字母，应先双写该字母，再加-erthinnerbiggerhotterredder以“辅音字母+-y”结尾的，先把y变成i，再加-erangriereasierbusier比较级变化口诀两者之间做比较，尾巴er少不了一般词尾加er，有e词尾

2、只加r单一辅音单音节，双写词尾加er辅音加y很重要，去y变i加er双多音节字太长，前加more比它强原級比較級fastcoldnicelatehotbigwetdryeasyhappyfastercoldernicerlaterhotterbiggerwetterdriereasierhappierpractice原级比较级beautifulimportantdifficultexpensivedeliciousinterestingmorebeautifulmoreimportantmoredifficultmoreexpensivemoredeliciou

3、smoreinteresting英语中，A比B大，比B高或比B长，两者（人或事物）进行比较时，形容词要用比较级形式，用than引出比较对象结构A+be+形容词比较级+than+BnewnewerThebrownshoesarenewerthanthepinkone.nicenicerThatclockisnicerthanthisclock.bigbiggerTheappleisbiggerthanthestrawberry.happyhappierTheboyishappierthanthegirl.beautifulmorebeautifulThepink

4、flowerismorebeautifulthanthepurpleflower.CompareMr.ReadMr.KingWho’sthetaller/shorter?Mr.ReadisshorterthanMr.King.Mr.KingistallerthanMr.Read.Lucy10yearsoldLily8yearsoldWho’stheyounger/older?LilyisyoungerthanLucy.LucyisolderthanLily.shorttall73cm246cmThemanontherightistallerthantheman

5、ontheleft.Whichoneisnicer?ThecakeontherightisnicerthanthecakeontheleftMaryisthinnerthanAnn.thinMaryAnnTheelephantisbiggerthanthemouse.bigsmallThemouseissmallerthantheelephant.Practice:ShanghaiHongKonghothotterHongKongishotterthanShanghai.angryTheboyis_______thanthebabyThebabyis_____

6、__thantheboyhappyangrierhappierTomMr.GreenMr.GreenisbusierthanTom.busyworkinpairs.Thegreenappleisbig.Theredappleisbigger.Thegreenappleisbiggerthantheredapple.