人教版八年级上英语第3、4单元语法及知识点讲与练.pptxVIP

八年级第三单元知识点讲与练Unit3I’mmoreoutgoingthanmysister.

吴镇宇Feynman杨威杨阳洋曹格姐姐Joe黄磊黄多多陆毅贝儿

一、语法：形容词和副词的比较等级

a.原级对比as—asb.比较级对比---adjer+thanc.最高级the+adjest+---in(of)

1、形容词和副词的同级对比1、形容词和副词的同级对比①as…as…和……一样I’mastallasyou.②notas(so)+形容词或副词原形+as不如……一样（在否定句中常用so来代替as）如，Beiercan’trunfastDuoduo.③so/too/very/quite/rather---+原级在以上两个句型中形容词或副词一定要用原级。()Yourfathereatsomuchasmyfather.A.isn’tB.doesn’tC.don’tD.aren’t()Yourroomisn’tcleanmine.A.so--asB.as--soC.as--asD.AorC()Youmustwritecarefullymyfather.A.as--asB.so--asC.as---soD.so—so()DuoduorunsverybutYangyangrunseven.A.fast;fastB.faster;fastC.fast;fasterD.faster;faaster

④.less/least+原级结构示表示降级的比较级.意为“……不如……”.表示一方不如另一方如：Thisroomislessbeautifulthanthatone.这个房间不如那个房间漂亮。注意：“notas/so+形容词或副词原形+as”可以与less/least+原级+than进行转换如：Itisnotas/sowarmtodayasyesterday.今天不如昨天暖和。Hedidnotcomeas/soearlyasWangLin.他不如王林来得早。()Itistodayyesterday.A.lesswarm;thanB.moreworm;thanC.warmer;thanD.muchwarmer;than()HecameearlyWangLin.A.less;thanB.more;thanC.as;asD.much;than

logoA+（be;实义动词）+比较级+than+B主语+谓语动词+adj./adv.比较级+than+对比成分

(5)比较级+and+比较级,表“越来越……”Itbecomeshotterandhotter.(热)(6)“the+比较级，the+比较级”,表“越……，越……”The（高）youstand,the（远）youwillsee.练习：()Mikelooks_____thanPaul,buttheyareofthesameage.A.youngestB.theyoungestC.youngerD.veryyounger()The__carefullyyouwrite,themistakesyou’lmake.A.more;moreB.more;fewerC.less;fewerD.less;less()