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1、2012年全国职称英语考试语法知识精讲（8）11、不定代词的数 英语中要对"2"这个数特别敏感： 1)两个中一个、另一个：one,theother;三个或三个以上中另一个：another/anyone矚慫润厲钐瘗睞枥庑赖。 2)两个都：both;两个都不：neither;两个中任一个：either 3)三个或三个以上都：all;都不：none 4)不知总数：一些：some;另一些：others(有余数) 5)知道总数：一些：some;另一些(没有余数了)：theothers 注意以下表达方式：eachother/oneanother/
2、oneafteranother/onebyone/theotherday(过去的某一天)/someday(今后的某一天)/everyotherday(隔天)/onalternativedays(隔天)/someoneelse(别人)/something(anything,nothing)else(别的事)聞創沟燴鐺險爱氇谴净。 实例： I'msorry,I'mastranger,too.Youmayask______acrossthestreet.残骛楼諍锩瀨濟溆塹籟。 A.anotherone B.others C.theotheron
3、e D.someoneelse解题思路：虽然A、B、C没有语法错误，但D是习惯表达方式.第十九篇86ProlongingHumanLife Prolonginghumanlifehasincreasedthesizeofthehumanpopulation.Manypeoplealivetodaywouldhavediedofchildhooddiseasesiftheyhadbeenborn100yearsago.Becausemorepeoplelivelonger,therearemorepeoplearoundatanygiventim
4、e.Infact,itisadecreaseindeathrates,notanincreaseinbirthrates,thathasledtothepopulationexplosion.酽锕极額閉镇桧猪訣锥。 Prolonginghumanlifehasalsoincreasedthedependencyload.Inallsocieties,peoplewhoaredisabledortooyoungortoooldtoworkaredependentontherestofsocietytoprovideforthem.Inhunting
5、andgatheringcultures,oldpeoplewhocouldnotkeepupmightbeleftbehindtodie.Intimesoffamine,infantsmightbeallowedtodiebecausetheycouldnotsurviveiftheirparentsstarved,whereasiftheparentssurvivedtheycouldhaveanotherchild.Inmostcontemporarysocieties,peoplefeelamoralobligationtokeeppeop
6、lealivewhethertheycanworkornot.Wehaveagreatmanypeopletodaywholivepasttheageatwhichtheywanttoworkorareabletowork;wealsohaveruleswhichrequirepeopletoretireatacertainage.Unlessthesepeoplewereabletosavemoneyfortheirretirement,somebodyelsemustsupportthem.IntheUnitedStatesmanyretire
7、dpeopleliveonsocialsecuritycheckswhicharesolittlethattheymustliveinnearpoverty.Olderpeoplehavemoreillnessthanyoungormiddle-agedpeople;unlesstheyhavewealthorprivateorgovernmentinsurance,theymustoften"goonwelfare"iftheyhaveaseriousillness.彈贸摄尔霁毙攬砖卤庑。 Whenolderpeoplebecomesenile
8、ortooweakandilltocareforthemselves,theycreategraveproblemsfor
