名词性从句学.docVIP

什么叫名词性从句？ 在句子中起名词作用的句子叫名词从句 (Noun Clauses） 名词从句的功能相当于名词词组, 它在复合句中能担任主语、宾语、表语、同位语等 因此根据它在句中不同的语法功能，名词从句又可分别称为主语从句、宾语从句、表语从句和同位语从句 His story is interesting. What he said is interesting. Subject clause I heard his story. I heard what he said. Object clause I listen to his story. I listen to what he said. Object clause after a preposition This is his story. This is what he said. Predictive clause The idea that we go there is good. Appositive clause 可以引导名词性从句的有以下: 一, 连词: 引导从句，但在从句中不作成分 that ：无词义，不作成分，起连接作用 whether/if：“是否”不作成分，起连接作用; If只用于宾从中 as if(though)：“好象”只连接表语从句 (1)That 在从句中不做任何成分，只是起引导作用 That he is a thief is known to all. I don’t know that he is a thief. The reason was that he was afraid. I had no idea that you were here. (2)Whether无语法功能，意为“是否” Whether he’ll come is still unknown. I don’t know whether he’ll come. The question is whether he’ll come. Let’s discuss the question whether he’ll come. (3)as if “好像”，引导表语从句 He looked as if he was going to cry. 二, 连接代词：引导从句，并在从句中作成分(4)what “什么，所---的”,在从句中作主，宾，表 What he told us is wrong. I don’t know what he is doing. The question is what he is doing. The question what he is doing is still unknown. (5)which,”哪个”，作定语 Which team will win is still unknown. Do you know which team will win? The question is which team will win. The problem which team will win is still under discussion. (6) Who ： “谁”, 作主， Who will come is still unknown. Do you know who will come? The question is who will come. The problem who will come is still under discussion. (7)Whom：“ 谁（宾格）” 作宾 Whom he will invite is still unknown. I don’t know whom he will invite. The question is whom he will invite. The question whom he will invite is still under discussion.