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1、名词性从句（1） 主语从句,LuYajuan,名词性从句的结构和功能总述,名词性从句包括主语从句，宾语从句，表语从句，同位语从句。 名词性从句是一种具有名词功能的非独立分句。名词性从句主要有4种从句结构： 1.以that引导的从句； 2.以what或wh-ever等连接代词引导的名词关系从句。 3.以whether/if引导的从句； 4.以特殊疑问词引导的从句；,back,近5年有关名词性从句考点分布表,考点,题量,年份,1正确选择引导名词性从句的引导词区别 what 与that以及 whether与 if。 2名词性从句的语序名词性从句只能是陈述句语序； 3前几年高考对宾语从句中的陈述句语序
2、以及连接词的选择等问题考查较多，而近几年高考对名词性从句的考查日趋灵活，多以考查名词性从句的引导词为主，并且常与定语从句和状语从句等相关知识结合起来考查。,高考对名词性从句的考查重点如下：,主语从句：主语从句在主从复合句中作主语。 Who will go is not important. 表语从句 ：表语从句在主从复合句中作表语。 That is why he was late. 宾语从句：宾语从句在主从复合句中作宾语。 Im interested in whether youve finished the work. 同位语从句：同位语从句在主从复合句中作同位语。 The fact tha
3、t he had not said anything surprised everybody.,back,Revision,辨别下列从句类型,1.That we need more equipment is quite obvious. 2.Could you tell me where the booking office is?3.That is what we should do. 4.whether the meeting will be given is still a problem. 5.I have no idea that you were here. 6.what you
4、need is more practice.,back,主语从句,宾语从句,表语从句,主语从句,同位语从句,主语从句,7.Word comes that he is leaving. 8.We always mean what we say. 9. It hasnt been made public when they will come? 10.I took it for granted that they were coming.11. His suggestion is that we ( should） our minds. 12.He reminded me that I had a
5、 meeting to attend that evening.,同位语从句,宾语从句,主语从句,宾语从句,表语从句,宾语从句,主语从句,一.以that引导的主语从句 that是纯连词，在从句中不充当任何成分，不翻译，置于句首不能省略；这类从句大多情况要置于句子后面，而用it作形式主语。常见句型有: 1.It+be+形容词(certain,obvious,true,necessary,important,funny,probable,etc.)It is certain that she will do well in the exam.It is probable that he told
6、her everything.,2.It+be+名词词组 （a pity,no wonder,no surprise,anhonour,etc.）It is a pity that we cant go. It is no surprise that our team has won the game.3.It+be+过去分词（said,reported,thought,expected,decided,etc.）It is said that Mr.Green has arrived in Beijing. It is reported that it is going to rain to
7、morrow.,It is well known that. 众所周知. It happens/happened that.碰巧. It turns/turned out that.结果. It occurred to me that.我突然想到. It has been found/proved that.已经发现/证明. It must be pointed out that.必须指出.,其它常见句型：,能力思维方法 【例1】 年陕西英语高考试题调研.样题 It has been proved - eating vegetables in childhood helps to protec
8、t you against serious illness in late life.A. if B. because C. when D. that【解析】本题考查it作形式主语时主语从句的引导词。,D,what表示“.所.的（东西)“,在句中作成分（主语，宾语，表语） 【例2】 年陕西英语高考试题调研.样题4- is known to us is that the 2012 Olympic games will take place in London.A. It B. What C. As D. which 【解析】本题考查主语从句的引导词。What is known to us为主语从
9、句，what为连接词并在从句中作主语。句中that引导表语从句.,二.以what或wh-ever等连接代词引导的主语从句。,B,考生解这类试题时要注意主语从句和其他从句的区别.,1.What is known to us is that the 2012 Olympic games will take place in London.主语从句 & 表语从句2. It is known to us that the 2012 Olympic games will take place in London.主语从句3.As is known to us, the 2012Olympic games
10、 will take place in London.定语从句4.The 2012 Olympic games will take place in London, as/which is known to us. 定语从句,三.以whether/if（是否)引导的主语从句；,当主语从句位于句首时，只用whether不用if； 当it作形式主语，主语从句放在句末时whether和if 均可。 【例3】9年上海It is not immediately clear - the finacial crisis will soon be over.A. since B. what C. when D. whether 【解析】本题考查主语从句的引导词。,D,The endThank you,
