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时间:2019-06-24
《初中英语人教版八年级下册Unit 7 》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、Unit7What’sthehighestmountainintheworld?SectionA3(Grammarfocus—4c)Grammarfocus—What’sthehighestmountainintheworld?—Qomolangma.—HowhighisQomolangma?—It’s8,844.43metershigh.It’shigherthananyothermountain.—Whichisthedeepestsaltlakeintheworld?—TheCaspianSeaisthedeepestofallthesaltlakes.—Didyouknowthat
2、Chinaisoneoftheoldestcountriesintheworld?—Yes,Idid.It’smucholderthantheUS. Step1Grammar形容词和副词比较级和最高级变化规则1. 规则变化 1)一般情况下,单音节或双音节的形容词(或副词)比较级+er,最高级+est 如:clever-cleverer-cleverest few-fewer-fewest small-smaller-smallest等。 2)以e结尾的词,比较级+r,最高级+st即可。如:nice-nicer-nicest cute-cuter-cutest large-
3、larger-largest 3)以辅音字母+y结尾的变y为i+er或est。如: easy-easier-easiest happy-happier-happiest 再如:early,busy,heavy,dirty,lazy也如此。 少数单音节词也是这样,如: pleased-morepleased-themostpleased tired-moretired-themosttired 2.不规则变化: good—better—best well—better—best bad-worse-worst many/much—more—most far—farther—far
4、thest (距离远) far—further—furthest (程度深) old—elder—eldest (长幼) old—older—oldest (年龄)Step2中考链接1. 比较级考点①比较级修饰问题alittle,abit,even,still,much,alot,far等可修饰比较级。e.g.TomisalittletallerthanJim. Thisbookismuchmoreinterestingthanthatone.②同级比较e.g.TheweatherinBeijingiscolderthanthatinXi’an.
5、 Ourschoolisbiggerthanyours.③the+比较级e.g.Lucyisthefatterofthetwogirls.④“a/an+比较级”表示“又一,再一”e.g.Lilyhasadoll,butshewantsabiggerone.⑤隐性比较(没有than的情况)e.g.Whorunsfaster,LucyorLily? You’dbettercomeearliernexttime. Heworkedhardlastterm,butheworksevenharderthisterm.⑥越来越......a. 比较级+and+比较级b.the+比
6、较级+句子,the+比较级+句子a. e.g.It’sgettingcolderandcolder. Themoreyouexercise,thebetteryouare. 2.最高级考点说明:形容词的最高级前必须加the;副词的最高级前省略the。①范围问题e.g.Tomisthetalleststudentintheclass. Springisthebestseasonoftheyear.②“......之一”问题e.g.Beijingisoneofthebiggestcitiesintheworld.③“the+序数词+最高级”e.g.Ithinkheisthesec
7、ondtallestboyinhisclass.3.比较级和最高级的转换e.g.Tomisthetalleststudentintheclass. =Tomistallerthananyotherstudentintheclass. =Tomistallerthanalltheotherstudentsintheclass. =NootherstudentsaretallerthanTom.2.同级比较①as+ad
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