2、little、no、all、one of等修饰时。(2)先行词为all、much、little、none、few、one、something、anything等不定代词时。(3)先行词中既有人又有物时。He was looking pleasantly at te children and parcels that filled his bus.(4)先行词在主句中作表语关系词在从句中作表语时。The village is no longer the one that was 5 years ag
3、o.(5)当主句中含有疑问词which时。Which are the books that you bought for me ?宜用which而不用that的情况§ (1)在非限制性定语从句中(2)在关系词前有介词时(3)当先行词本身是that时(4)当关系词离先行词较远时关系词who与that指人时,也有不同情况分别用不同的关系词§(1)当主句是there be句型时,关系词用who。(2)先行词是为anyone、those、someone、everyone、one等词时,关系词用who。
4、(3)当主句是who作疑问词时,关系词用that。Who is that girl that is standing by the window?(4)whom在从句中只作宾语,可被who取代。 § whose作关系词既指人又指物,在从句中作定语。如:Do you know Mr.Smith whose story is very moving ?There is a room, whose window faces the river.There is a room, the window
5、 of which faces the river.关系代词as,在从句中作主语、宾语和表语。§(1)关系代词常出现在thesame…as,such…as,so…as,as…as等结构中ThisisnotsuchabookasIexpected.Iliveinthesamebuildingashe(livesin).Hereissobigastoneasnomancanlift.Asmanychildrenascamehereweremyfather’spupils.★thesame…that…和
7、appened.Asisknowntoall,theearthisround.★as指代一句话和which指代一句话的用法区别which则不需要,例如:Themandiedlastnight,whichisalie.as替代一句话即可放句首也可放句末,而which只能放句末。1)先行词被such和the same修饰,或句型as many(much)中,从句都用as 引导。Such books as you bought are useful.The school is just the same
8、 as it was 10 years age.注意:区别①such … that … 引导的结果状语从句。They are suchlovely children that we love them much.§ ②the same … that … 引导定语从句。I want to use the same tool that you used just now§ (2)无先行词的定语从句用as和which引导。区别:①意义上:as 含有“这点正如……一样”。②