Noun Clause 语法讲解

名词性从句 Noun clause（包括主语从句、宾语从句、表语从句和同位语从句）定义：A noun clause is a dependent clause that acts as a noun in a sentence. Noun clauses will contain a subject and a verb, but they cannot stand alone in a sentence. It must always be paired with a main clause.1.主语从句 subjective clause定义：A noun clause is a clause that plays the role of a noun. We use it as subject placeholder.结构：(1)主语从句（subject clause）+谓语（predicate）例句：what she said is right.(2)It 形式主语（formal subject）+谓语（predicate）+主语从句例句：It is important to arrive on time.2.宾语从句 objective clause定义：objective clause is clause that acts as an object in a sentence. It often follows a verb. 结构：{subject} + {verb} +(that可省略)+ {object clause}例句：I know (that) he is lying.I didn’t realize (that) I was late.3.表语从句 predicative clause定义：A predicative clause is a clause that follows a linking verb（系动词）and describes the subject of the sentence. It may be introduced by conjunctions such as that, whether, as, because, A predicative clause may be introduced by conjunctions（连词）, such as that, whether, as, as if, because, or connectives (连接词). Connectives many be conjunctive pronouns (连接代词)(who, whom, what, whose, which, whoever, whatever) or conjunctive adverbs (连接副词) (where, wherever, when, whenever, how and why).结构：Subject+ linking verb+ predicative clause例句：The regulation was that the first examination should be done in writing.Our proposal is that you should join in.Their suggestion was that no one should interfere.注：if不能引导表语从句。

名词性从句(Noun Clauses）在句子中起名词作用的句子叫名词性从句 (Noun Clauses）。

名词性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、介词宾语等，因此根据它在句中不同的语法功能，名词性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。

一、引导名词性从句的连接词分类引导名词性从句的连接词可分为三类：连词（5个）：that（宾语从句或表语从句中that有时可以省略）whether,if（均表示“是否”表明从句内容的不确定性）as if ,as though（均表示“好像”，“似乎”）以上在从句中均不充当任何成分连接代词（9个）：what, whatever, who, whoever, whom, whomever, whose, which, whichever连接副词（7个）：when, where, how, why, whenever, wherever, however 不可省略的连词：1. 介词后的连词2. 引导主语从句和同位语从句的连词不可省略。

That she was chosen made us very happy.We heard the news that our team had won.比较whether与if 均为"是否"的意思。

但在下列情况下，只可用whether：1. whether引导主语从句并在句首2. 引导表语从句3. whether从句作介词宾语4. 从句后有"or not"5. 引导同位语从句Whether he will come is not clear.大部分连接词引导的主语从句都可以置于句末，用 it充当形式主语。

It is not important who will go.It is still unknown which team will win the match.二. 主语从句作句子主语的从句叫主语从句。

英语从句语法归纳总结英语中的从句是一种句子结构，由一个主句和一个从句组成。

从句在句子中充当名词、形容词或副词的角色，用于进一步解释、修饰或补充主句的意思。

从句在语法上可以根据其功能分为名词从句、形容词从句和副词从句。

本文将对这三种从句的语法用法进行归纳总结。

一、名词从句（Noun Clauses）名词从句充当主句中的名词，具有名词的功能。

它可以担任主语、宾语、表语、同位语等。

1. 名词从句作主语例句：What he said is true. (他说的是真的。

)注：常用连接词有whether/if, that等。

2. 名词从句作宾语例句：I don't know where he lives. (我不知道他住在哪里。

)3. 名词从句作表语例句：The question is whether he will come or not. (问题是他是否会来。

)4. 名词从句作同位语例句：The fact that she passed the exam is known to all. (她通过了考试这个事实众所周知。

)注意：- 名词从句一般由连接词引导，如whether/if, that, what, where, when, how等。

- 宾语从句通常位于及物动词或介词后面。

二、形容词从句（Adjective Clauses）形容词从句用来修饰某个名词，在句中充当形容词的角色。

1. 形容词从句修饰人例句：I like the girl who is sitting over there. (我喜欢那个坐在那边的女孩。

)2. 形容词从句修饰物例句：I have lost the book that you lent me. (我把你借给我的书丢了。

)注意：- 形容词从句一般由关系词引导，如who, whom, whose, which, that 等。

- 关系代词在从句中可以作主语、宾语或修饰语。

名词性从句（Noun Clauses）杨溢智多年来,名词性从句是全国各地高考的热点、重点和难点。

笔者在多年教学实践中,潜心研究了其特点,现形成文字材料,以期各位同仁不吝赐教。

主语从句、表语从句、宾语从句和同位语从句在复合句中的作用,相当于名词。

因此统称为名词性从句。

◇◆主语从句The Subject Clause在句中做主语的从句叫做主语从句。

引导主语从句的词有连词that, whether;连接代词who, whose, what, which;及其强调形式whoever, whatever, whichever;连接副词when, where, why, how及其强调形式whenever , wherever等。

1. That he will come is certain. / It is certain that he will come .That the driver couldn’t control his car was obvious .2.★Whether it will do us good remains to be seen.Whether she is coming﹙or not﹚doesn't matter too much .It doesn't matter too much whether she is coming﹙or not﹚.★It won’t make too much difference whether / if he will join us .(《名师伴你行》P64 )★ Whether or not she will go is up to her to decide. (《实用语法》P405 )3. Who will go makes no difference. / It makes no difference who will go.●Who the letter was from is still unknown. (《新课标语法》P 200 )4. Whose book it is is not important.5. What we need is more time. ★ What we need are more books.What she looks like doesn‟t matter .★It is uncertain what side effect the medicine will bring about, although about two thousand patients have taken it. (2010 浙江,9)6. What is hard is to do good all one's life and never do anything bad.What caused the accident is a complete mystery.●What is even better is when countries help each other and build a good friendship.( 课标版教材②册P65 )★What little she said had left us much to think about .她说的短短几句话很发人深思。

英语名词性从句Noun Clause 英语名词性从句 Noun Clause英语中的从句是一种句子结构，它包括主语从句、宾语从句、表语从句和同位语从句等。

其中，名词性从句（Noun Clause）作为一个整体可以在句子中充当名词的角色。

本文将详细介绍名词性从句的定义、分类及其在句子中的应用。

一、名词性从句的定义名词性从句是指充当名词的作用，并在句子中担任特定成分的从句结构。

它可以充当主语、宾语、表语、同位语或介词宾语等，根据在句子中充当的角色不同，名词性从句分为主语从句、宾语从句、表语从句和同位语从句。

二、主语从句主语从句在句子中作为主语出现，一般用于强调句型或感叹句型中，通常以 "that" 或 "whether/if" 引导。

例如：- That he can sing well is known to everyone.（他唱歌好是众所周知的。

）- Whether he will come to the party is still uncertain.（他是否会来参加派对还不确定。

）三、宾语从句宾语从句在句子中作为动词或介词的宾语，引导词根据宾语从句的内容和语义不同而变化。

例如：- I believe that she is innocent.（我相信她是无辜的。

）- He asked me where I was going.（他问我要去哪里。

）四、表语从句表语从句在句子中作为主语补足语，常用引导词有 "that" 和"whether/if"。

例如：- My wish is that she succeeds in her career.（我希望她在事业上能够成功。

）- The question is whether we should take immediate action.（问题是我们是否应该立即采取行动。

None Clauses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、介词宾语等，因此根据它在句中不同的语法功能，名词从句又可分引导名词性从句的连接词引导名词性从句的连接词可分为三类：连接词：that, whether, if 不充当从句的任何成分连接代词：what, whatever, who, whoever, whom, whose, which.连接副词：when, where, how, why一主语从句Subject clause主语从句在句中作主语，它的位置与陈述句基本结构中的主语相同，引导主语从句的词有：1）连词that (无词义)，whether (是否)例如：Whether the 11th sports meeting will be held in our city has not been decided. Tips:已经确定的事情that引导，没有确定的whether引导2）连接代词：what; who; which; whose;whoever; whatever; whicheverE.g. What he is has nothing to do with you 谁去参加这次能源大会并不重要Who will go to the energy conference is not importantWhatever she wants is fine with me3）连接副词when, where, wherever, why, how, 以及与how 组成的短语how long,how often, how soon, how far, howmany, how much等How we can protect the grain from damp needs to be discussed.他去哪都与我无关Wherever he goes has nothing to do with me.Attention:1)很多主语从句都可以用在it作形式主语的句子中It is not important who will go.It is still unknown which team will win the match.用it作形式主语的that-从句有以下四种不同的搭It is necessary that…有必要……It is important that…重要的是……It is obvious that…很明显……b. It + be + -ed 分词+ that-从句It is believed that…人们相信……It is known to all that…众所周知……It has been decided that…已决定……c. It + be +名词+ that-从句It is common knowledge that………是常识It is a surprise that…令人惊奇的是……It is a fact that…事实是……d. It +不及物动词+ that-分句It appears t hat…似乎……It happens that…碰巧……It occurred to me that…我突然想起……2)连接代词和连接副词引导的主语从句是由特殊疑问句转化而来的，要用陈述语序E.g. What the weather will be like for the next three days is of great importance. How much we can spend must be agreed on.whether 引导主语从句时，不能用if 替换宾语从句的位置与陈述句基本结构中的宾语相同，宾语从句可以作为谓语动词的宾语，也可作为介词和非限定动词（动词不定式，动名词，分词）和某些形容词的宾语。