2018版高考英语大一轮复习第二部分语法专题
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定语从句语法知识精讲定语从句一、考点梳理。
1.考查which/who(m)引导的非限制性定语从句which引导非限制性定语从句,用以指代整个主句的内容,或主句中某个词或短语的内容。
【例】She brought with her three friends, none of I had ever met before.A. themB. whoC. whomD. these【答案】C【例】 By serving others, a person focuses on someone other than himself or herself,_____can be very eye-opening and rewarding.A. whoB.whichC.whatD.that【答案】B【解析】which在此引导非限制性定语从句,which在定语从句中作主语,表示前面所提到的情况。
【例】 Chan's restaurant on Baker Street,___________used to be poorly run, is now a successful business.A. thatB.whichC.whoD. where【答案】B【解析】which used to be poorly run为非限制性定语从句,其中的which指代前面的Chan's restaurant。
2.考查as引导的非限制性定语从句as也可指代整个主句的内容,但不同于which的是,它引导的定语从句既可以位于主句的前面,也可以位于主句的后面。
它的意思是“正如”,as在这些从句中作主语或宾语。
【例】____I explained on the phone, your request will be considered at the next meeting.A. WhenB.AfterC.AsD. Since【答案】C【解析】as引导非限制性定语从句,其意为“正如”。