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1、词类：代词：1．both,either和neitherboth:二者都(复数)Bothoftheboysareclever.neither：二者都不（单数）Neitheroftheboysisclever.either：二者中任何一个（单数）Eitheroftheboysisclever.Bothproblemsarenotdifficult.2.other,another,theother,others,theothersanother:泛指众多中的另一个，又一个，Ihavefinishedthen
2、ovel.Pleasegivemeanother(one)Wouldyoulikeanother(cupoftea)?TheywillstayinBeijingforanothertwodays.other：其他的，theother：两者中的另一个，用于“one…theother…”词组中Hehastwosisters.Oneisadoctor,theotherisanurse.others:代替或泛指其他的人或事theothers:表示在一定范围内的，剩下的人或事，其他所有的人或事1.Youmayc
3、omeonTuesdayorWednesday,___daywilldo.AallBbothCeitherDone2.Ofthethreeforeigners,oneisfromJapanand___twoarefromKorea.AotherBtheotherCsomeDany3.Ourfactorygave___workerabonusof800yuanattheendoftheyeartopraisetheirhard-working.AeitherBeveryCallDboth4.Tovedo
4、esnotknow___ofthem.Sheonlyknowsafewofthem.AallBnoneCbothDany形容词、副词1.同级比较：肯定句：as原级as…否定句：notas/so原级as…倍数/修饰词+as…as…倍数：half,twice,three…times修饰词：almost,nearly,exactly,quite…Thebuildingisalmostashighasthatone.Thebookisthreetimesasthickasthatone.2.比较级的用法数量/
5、倍数/修饰词+比较级+than修饰词：much,far,rather,even,alot,alittle,no(notany)…Heistwoyearsolderthanhisbrother.Yourhouseistwicelargerthanhis.2个词组：1.biggerandbiggerlowerandlower比较级and比较级moreandmorebeautiful越来越…moreandmorewonderfulInwinter,thedaysaregettingshorterandsho
6、rter.Beijingisbecomingmoreandmorebeautiful.2.the比较级……,the比较级……:越…,就越…Themoreyouread,themoreyouknow.Theharderyoustudy,thebetterresultyouwillget.Thefartherhewent,themoreafraidhefelt.Howoften:问次数/频率，用twice,threetimes…回答Howlong：问时间，用20minutes,twoweeks…回答How
7、soon：问多快/多久以后，用in20minutes,intwoweeks…回答Howfar：问多远，用距离回答20minutes’walk1.Thisbrandofcomputeris___moreexpensivethanIexpected.AplentyBalotCplentyofDalotof2.Themorefruitandvegetablesyoueat,___chanceofgettingcanceryouhave.AlittleBlessCthelessDtheleast3.Stayi
8、nginafour-starhotelforanightcosts___rentingahouseinthesuburb（近郊）foramonth.AtwiceasmuchasBtwicemoreCasmuchastwiceDasmuchtwiceas情态动词：1.mustn’t和needn’t/don’thavetoYoumustkeepitasecret.Youmustn’ttellanybodyelse.Youcancomewithmeifyoul
