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1、.形容词、副词的比较级和最高级的构成和用法。（一）比较级和最高级的构成：1加-er,-est构成比较级和最高级。【1】单音节形容词和副词high-higher-highesthard-harder-hardest【2】以不发音的-e结尾的safe-safer-safestlate-later-latest【3】辅音字母要双写的情况：big-bigger-biggesthot-hotter-hottest【4】以辅音加-y结尾的情况dry-drier-driestmerry-merrier-merrist2加more,m
2、ost构成比较级和最高级。【1】多音节的形容词和副词expensive-moreexpensive-mostexpensivecarefully-morecarefully-mostcarefully【2】由形容词加-ly构成的副词slowly-moreslowly-mostslowlyhighly-morehighly-mosthighly【3】以-ful,-less,-able,-ous,-ive,-ing等结尾的双音节形容词useless-moreuseless-mostuselessserious-morese
3、rious-mostseriuos【4】分词形容词tired,pleased及glad,often,real,right,wrong等单音节形容词tired-moretired-mosttiredglad-moreglad-mostglad（3）形容词、副词的比较级和最高级的不规则构成法。good/well-better-bestbad/ill/badly-worse-worstmany/much-more-mostlittle-less-leastfar-farther/further-farthest/furthe
4、stold-older/elder-oldest/eldest（二）比较级和最高级的用法1比较级的表示法：主语+be+比较级+than…;主语+谓语+比较级+than…（1）不同主语的比较：HeistwoyearsyoungerthanI.Thismachineworksbetterthanthatone.LiMingstudiesharderthanWangLing.（2）同一主语不同方面的比较：Sheisnowhappierthanshehaseverbeen.Theexamwaseasierthanweexpec
5、ted.Wehavehadmuchmorerainthisyearthanlastyear.（3）用于修饰比较级的词：even,(very)much,far,alot,stillThisbookismuchthickerthanthatone.Heworksevenharderthanbefore.2最高级的用法以及most/mostly/almost/atmost的含义精选word范本！.（1）形容词和副词最高级的用法三者或三者以上的比较用最高级。表示最高程度时，用“the+最高级”的结构表示。最高级中表示比较范围的
6、常用among,in,of引导的介词短语或从句表示。Yesterdaywasthehottestdayoftheyear.Heworks(the)hardestinhisclass.Shanghaiisamongthelargestcitiesintheworld.Thisisthetallestbuildinginourschool.Ofallthebooks,thisisthemostusefuloneforusstudents.ItisthebiggestzooI’veevervisited.（2）修饰最高级的词
7、最高级可以用序数词以及much,byfar,nearly,almost修饰TheYellowRiveristhesecondlongestinChina.OfthethreeboysJackisalmostthecleverest.（3）可以不加冠词的情况作状语的副词最高级前可以不加定冠词Ofalltheboyshecame(the)earliest.Ilikespringbest.（4）most,mostly,almost,atmost的用法Amost作副词，构成形容词和副词的最高级most作副词，构成大多数双音节或
8、多音节形容词和副词的最高级形式，前面常有定冠词。Whichdoyouthinkisthemostcomfortablehotelinthistown?Bmost作副词，修饰形容词和副词，用来加强语气，表示“极”“十分”，前面不用定冠词。It’smostdangeroustoplaywithfire.Cmost作形容词修饰名词。mo
