初中八年级英语课件形容词副词比较级的构成及其用法

Unit3I’mmoreoutgoingthanmysister

形容词/副词比较级

库尔勒市第一中学李俊霞2020年8月30日CONTENTSTheComparativeDegreeofAdjectivesLead-inConsolidationSummary目录Jackis______.Maryisshort.JackistallerthanMary.tallLead-inLilyismoreoutgoingthanKate.Kateisoutgoing.Lilyismoreoutgoing.Strawberryis

small.Watermelonisbig.

Watermelonis

biggerthanstrawberry.找一找，想一想，有什么规律吗？tall-tallershort-shorterlong-longersmall-smallerbig-biggerthin-thinnerfat-fatterlate-laternice-nicerlarge-largersafe-saferfunny-funnierhappy-happierearly-earlierfriendly-friendlieroutgoing-moreoutgoingloudly-moreloudlyhard-working-morehard-working构词规则规则变化不规则变化形容词的比较级比较级的用法long-longertall-tallernice-nicerlarge-largerearly-earlierfunny-funnierthin-thinneroutgoing-more

outgoinghard-working-more

hard-workingbig-biggerbettermoreworselessfarther/further记忆口诀两者之间作比较，尾巴er少不了一般词尾加er,有e词尾加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遇到双音和多音，more放前，最合适例：我比你更外向。例：汤姆比鲍勃跳得更高。比较级的句型1.A+be+形容词比较级+than+BI’mmoreoutgoingthanyou.2.A+实义动词+副词比较级+than+BTomjumpshigherthanJack.“比较级＋and＋比较级”意为“越来越……”

多音节比较级用“moreandmore＋形容词原级”

形式。例：事情变得越来越糟糕。It’sgettingworseandworse.

这个组合变得越来越受欢迎。Thegroupbecamemoreandmorepopular.例：这件和那件，哪一件T恤更好？WhichT-shirtisnicer,thisoneorthatone?

“Which/Whobe+比较级,AorB？”比较A、B两事物，问其中哪一个较……时用此句型。玛丽和凯特，谁更加活泼？Whoismoreactive,MaryorKate?The+比较级+主+动词，the+比较级+主语+动词。Theharderyoustudy,thebettergradesyouwillget.A/B+动词+the+比较级+ofthetwo……Bobistheblackerofthetwomen请注意:在上下文明确的情况下,形容词/副词比较级可单独使用。eg.Mysisteristall,butmyauntistaller.进行比较的人和物必须是同一类。

eg.Mybooksaremorethanyours.在形容词/副词比较级前还可用much,even,still,alittle来修饰,表“……的多”,“甚至……”,“更……”,“……一些”eg.Thiscityismuchmorebeautifulthanbefore.练一练选择恰当的答案。()1.Igetupearly,butmybrothergetsup____.A.earlyB.earlierC.moreearly()2.Theboxis____heavierthanthatone.A.lotsofB.alotC.alotofD.more()3.Whichdoyoulike____,teaorcoffee?A.goodB.betterC.bestD.thebetter用所给词的适当形式填空。Myfatherhas_________(short)hairthanmymother.Mymotherhas________(long)hairthanmyfather.Butmyfatheris__________(heavy)thanmymotherand___