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1、替代词one和ones替代词one和ones可用来代替前面已出现过的可数名词,以避免重复,可以指人,也可以指物。one代替单数名词,ones代替复数名词。one和ones用来代替可数名词,具有泛指概念。Ihaveabike.Doyouhaveone?我有一辆自行车,你有吗?Ihavetwopens,aredoneandablueone.我有两支钢笔,一支红钢笔和一支蓝钢笔。one=abike,是泛指。这里不能用it代替abike,因it=thebike,是特指。当one被定语修饰而仍是泛指性质时,前面要加不定冠词
2、a或an。当one和ones被定语修饰,表示特指时,前面用定冠词。—Whichone?—Theoneinthewhitecar.ThesenewEnglishbooksaredifferentfromtheoldones.这些新英语书与那些旧英语书不同。—Whichwindows?—Theonesintheclassroom.one前面可以加this或that。构成thisone和thatone,而ones前面不能用these或those,但当ones前面有形容词修饰时,可以用these或those。如:This
3、appleisred,butthatoneisyellow。这只苹果是红色的,但那只是黄色的。ThesewhitecoatsareLiPing'sandthoseblueonesareLiDong's.这些白外套是李平的,那些蓝色的外套是李冬的。替代词one,ones,that,those,it,this,that1)one,ones,that,thoseThat替换单数可数名词或不可数名词;one只替换单数的可数名词。Eg:Thevaseontheleftismorebeautifulthan_________
4、_ontheright.ThecoffeeproducedinBrazilismorefamousthan__________inMexico.theonethatThat只用于替换表示事物的名词,而one/ones替换表示人和表示事物的名词皆可。Eg:Hisyoungersisteristallerthantheelder___.Ineedtheplasticbags,notthepaper______.oneonesThat/those一般不带前置定语,但必须有后置定语。One/ones都可。当替换词的后置定
5、语用所有格的of短语或当替换词被所有格修饰时,不用one/ones而用thatof/thoseof.Eg:Ilikethevasebetterthan________________inanothershop.Thewindowsofyourflatarecleanerthan_____ofmine.Agrandparent’sjobiseasierthan_____ofaparent.ThecomputersinourschoolareconnectedtotheInternetwhile_______inth
6、eirschoolaren’t.theone/thatthosethatthoseThat/those用于替换有定冠词的名词;one/ones用于替换有不定冠词的名词。Eg:Thestyleofthebuildingissimilarto_________ofatemple.ACDplayermadeinJapancostsmorethan________madeinChina.thatone2)it,this和that都可以替代前文已提到的事或情况,细微差别在于it不如其余两者那么强调。Eg:Soshedeci
7、dedtopaintthedoorpink.______upsettheneighboursabit.Soshedecidedtopaintthehousepink._____reallyupsettheneighbours.ItThat当前面提到的事物不止一件时,it通常指最先提到的事物,而this/that是指最后提到的事物。Eg:Wekeeptheicecreammachineinthespareroom.________ismainlyusedbythechildren.(指themachine)Weke
8、eptheicecreammachineinthespareroom.____________ismainlyusedbythechildren.(指thespareroom)ItThis/ThatThis可以出现在它所指代的事物之前;而that则指上文所提到的事物。Eg:Listento________!Wewillhavethreedaysoff.“Apennysav