Unit1FriendsGrammar课件牛津译林版八年级英语上册

牛津译林版八年级英语上册Unit1FriendsGrammar新课导入Readandfind12/8/20241.Bettyisoneofmybestfriends.2.Heisthetallestboyinourclass—almost1.75metres.3.SheisshorterthanIam.Unit1FriendsPeriod3GrammarsmallestsmallsmallerComparethemcomparativeandsuperlativeadjectivesGrammarThisbookisthemostinterestingofall.Mybookismoreinterestingthanhis.Hisbookislessinterestingthanmine.LanguageGoal1.能熟悉并正确运用本课时的重点单词和短语。2.能掌握形容词的比较级和最高级的构成和基本用法。ComparativeandsuperlativeadjectivesWeusecomparatives+thantocomparetwopeopleorthings.Weusuallyadd-ertoshortadjectivesandusemorewithlongadjectivestoformcomparatives.SheisshorterthanIam.Mybookismoreinterestingthanhis.Theblackandwhitedogisthehappiest

ofthethree.Theyellowdogis

happier.Thewhitedogisvery

happy.Comparethem

nicestnicenicerComparethemWeusethe

+superlatives

tocomparethreepeopleorthings.Weusuallyadd-esttoshortadjectivesandusemostwithlongadjectivestoformsuperlatives.Heisthetallestboyinourclass.Thisisthemostexpensivecomputerintheshop.Thebikeis______.Thetractoris______.Thecaris________.fastfasterthefastestComparethem

形容词通常有三种形式:原级，比较级和最高级，用来表示人或事物在某方面的不同程度。如：(Comparativeandsuperlativeadjectives)比较级和最高级Weformcomparativeandsuperlativeadjectiveslikethis:AdjectiveComparativeSuperlativeMostshortadjectives+er+estlongsmall→longer→smaller→longest→smallestShortadjectivesendingine+r+stfinenice→finer→nicer→finest→nicestShortadjectivesendinginaconsonant+y

-y+ier-y+iesteasypretty→easier→prettier→easiest→prettiest

原级比较级最高级规则变化短词talltallertallest长词interestingmoreinterestingmostinteresting不规则变化goodbetterbest形容词比较级和最高级形式形容词原级比较级最高级短词

tallsmall词尾＋er词尾＋esttallertallestsmallersmallest一、规则变化构成方法原级比较级最高级其他双音节词和多音节词在前面加more或mostbeautifulmore

beautifulmost

beautifulinterestingmore

interestingmost

interestingimportantmoreimportantmostimportantfrightenedmore

frightenedmostfrightened形容词原级比较级最高级以不发音的e结尾的形容词nicefine以辅音字母＋y结尾的形容词prettyeasy把y改成i+er+stnicernicestfinerfinest把y改成i+estprettier+reasierprettiesteasiestclean—short—cute—happy—lazy—big—cleaner,cleanestshorter,shortestcuter,cutesthappier,happiestlazier,laziestbigger,biggestP12,Athin—sad—difficult—interesting—good—bad—thinner,thinnestsadder,saddestmoreinteresting,

themostinterestingbetter,bestworse,worstmoredifficult,

themostdifficult构成方法原级比较级最高级一个元音字母加一个辅音字母结尾的重读音节,则双写结尾加-er,-estbighotthinfatredwetslimsadgladbiggerhotterthinnerfatterredderwetterslimmersaddergladderbiggesthottestthinnestfattestreddestwettestslimmestsaddestgladdest6.不规则变化good/wellbetterbestill/bad/badlyworseworstmany/muchmoremostlittlelessleastfarfartherfarthestfurtherfurthestoldolder/elderoldest/eldest形容词原级比较级最高级重读闭音节,结尾只有一个辅音字母slimbig

长词beautifulimportant双写最后一个辅音字母+estslimmerslimmestbiggerbiggest