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时间:2020-03-01
《小学英语形容词的比较级和最高级-课件.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Lesson1:形容词、副词的比较级和最高级Adj.adv.用来修饰动词、形容词、其它副词、全句或名词词组及句子的词。e.g.very,early,quickly,etc.Herunsfast.Todayisveryhot.Pleasereaditloudly.用以修饰名词,表示事物的特征的词。e.g.long,tall,short,cheap,hungry,etc.一般来说,中文意思是“……的”的词是形容词,而中文意思是“……地”的词是副词。形容词比较级用于两者(人或事物)之间的比较,表示其中一个比另一个“更……”或“较……”,后面用连词
2、than连接另一个所比较的人或事物。例如:1.Thatrulerislongerthanthisone.2.Maryisyoungerthanme(I).“A+be+形容词比较级+than+B”意思为“A比B更……”比较级用法:①在含有连词than的比较级中,前后的比较对象必须是同一范畴,即同类事物之间的比较*比较应在同类事物中进行.②在比较级前面使用much,表示程度程度“强得多”。如:Awatermelonismuchbiggerthananapple.③very,quite一般只能修饰原级,不能修饰比较级。比较级注意young-yon
3、ger-yongestold–older-oldesttall-taller-tallestsmall-smaller-smallestearly-earlier-earliestthirsty-thirstier-thirstiest1.一般情况下在形容词或副词后加-er(比较级)或-est(最高级):2.以字母e结尾的形容词,加-r或-st4.以 “辅音字母+y”结尾的形容词,先改“y”为“i”,再加-er或-est.big—bigger-biggestfat—fatter-fattest形容词比较级最高级规则nice–nicer-ni
4、cestsafe–safer-safest3.重读闭音节词只有一个辅音字母时,应先双写辅音字母,再加-er或-est.一5.部分双音节词或多音节词前面加more,most.如:interestingmoreinterestingmostinterestingfamousmorefamousmostfamous原级比较级最高级good/wellbetterbestbad/illworseworstmanymuchmoremostlittlelessleastfarfarther/furtherfarthest/furthestoldolder
5、/elderoldesteldest不规则变化两好、两坏、两多、一少、一远、一老.Readandcompare:younglongfullshortsmalloldfineeasyhungryearlyheavybigredyoungeryoungestlongerlongestfullerfullestshortershortestsmallersmallestolderoldestfinerfinesteasiereasiesthungrierhungriestearlierearliestheavierheaviestbiggerbi
6、ggestredderreddesthealthymanyfamousexcitingcarefullywethotlittlefewhealthierhealthiestmoremostmorefamousmostfamousmoreexcitingmostexcitingmorecarefullymostcarefullywetterwettesthotterhottestlessleastfewerfewest词尾变化原级比较级最高级单音节词在词尾加-er(比较级)或-est(最高级)以字母e接尾的词加-r或-sttallhardla
7、rgewide以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加er或estbighotthinfatwet以辅音字母+y结尾的词变为i再加-er,或-esthappydryearlynarrowclever多音节词和多数双音节词在其前面加more和mostdifficultpopularslowlytallerharderlargerwidertallesthardestlargestwidestbiggerhotterfatterwetterbiggesthottestfattestwettesthappierdrierearl
8、ierhappiestdriestearliestnarrowercleverernarrowestcleverestmoredifficultmorepopularmoresl
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