名词性从句的用法
名词性从句的种类与用法
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名词性从句的种类与用法名词性从句是指在句子中充当名词的从句。
它可以作主语、宾语、表语、同位语等,起到连接两个句子或者从句与句子的作用。
名词性从句有三种种类:宾语从句、主语从句和表语从句。
下面将详细介绍这三种名词性从句的用法。
一、宾语从句宾语从句作为主句的宾语,常常由连接词that、whether或者疑问词引导。
以下是一些常见的连接词:1. that: 当主句的动词后接宾语从句时,可用that来引导宾语从句。
例如:He said that he would come tomorrow.(他说他明天会来。
)I think that she is honest.(我认为她诚实。
)2. whether: 引导宾语从句时,表达的是“是否”的意思。
例如:I wonder whether he can finish the task.(我想知道他能不能完成任务。
)She asked me whether I had seen the movie.(她问我是否看过那部电影。
)3. 疑问词(who, what, where, when, why, how等): 疑问词既可以引导宾语从句,又可以引导特殊疑问句。
例如:I don't know what he is doing.(我不知道他在做什么。
)Could you tell me where the library is?(你能告诉我图书馆在哪里吗?)二、主语从句主语从句在句子中作主语,常常由连接词that或者疑问词引导。
以下是一些常见的连接词:1. that: 当主句的动词是think, believe, hope, guess, know等,常常用that来引导主语从句。
例如:That he is the best candidate is beyond doubt.(他是最好的候选人是毫无疑问的。
)It is not certain that he will win the game.(他能否赢得比赛尚不确定。
名词性从句的用法
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名词性从句的用法名词性从句是在句子中充当名词的成分的从句。
名词性从句可以作为主语、宾语、表语或补语,常见的名词性从句有宾语从句、主语从句、表语从句和同位语从句。
1. 宾语从句(Object Clause):宾语从句在主句中充当宾语的角色。
一般引导宾语从句的词包括that, whether, if, why, how, when, where, who, whom 等。
示例:I don't know where he lives.(我不知道他住在哪里。
)2. 主语从句(Subject Clause):主语从句在句子中充当主语的角色。
常用的引导词有that, whether, if, what, who, which, where, how 等。
示例:What she said surprised me.(她说的话让我很惊讶。
)3. 表语从句(Predicate Nominative Clause):表语从句在句子中充当表语的角色。
一般由连词that 或whether 引导,也可以由who, whom, whose, which 等引导。
示例:His dream is that he can become a famous singer.(他的梦想是成为一名著名的歌手。
)4. 同位语从句(Appositive Clause):同位语从句用来解释、说明和限制先行词的意义。
它与先行词之间往往用连词that 或whether 连接。
示例:The news that he had won the prize made everyone happy.(他获奖的消息让大家都很高兴。
)。
名词性从句的用法和特殊引导词和名词性从句在句子中的位置和作用
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名词性从句的用法和特殊引导词和名词性从句在句子中的位置和作用名词性从句的用法和特殊引导词以及名词性从句在句子中的位置和作用名词性从句是指在句子中充当名词的从句。
它可以作主语、宾语、表语、同位语等,在英语中被广泛应用。
本文将介绍名词性从句的用法以及特殊引导词,并探讨名词性从句在句子中的位置和作用。
一、名词性从句的用法名词性从句可以用来代替句子中的名词,并在句中担任特定的语法角色。
主要有以下几种用法:1. 主语从句:名词性从句作主语,位于主句的动词之前,如:- What you said is true.(你说的是真的。
)- Whether she will come is still unknown.(她是否会来仍然是未知的。
)2. 宾语从句:名词性从句作及物动词或介词后的宾语,如:- I don't know what to do.(我不知道该怎么办。
)- They asked me where I was going.(他们问我要去哪里。
)3. 表语从句:名词性从句作连系动词后的表语,如:- The most important thing is that you are safe.(最重要的是你平安。
)- My wish is that everyone can live a happy life.(我的愿望是每个人都能过上快乐的生活。
)4. 同位语从句:名词性从句作另一个名词的同位语,如:- The fact that he made a mistake surprised everyone.(他犯了一个错误这个事实令人惊讶。
)- Her belief that honesty is the best policy is well-known.(她认为诚实是最好的策略,这一观点很有名。
)二、特殊引导词名词性从句有一些特殊的引导词,根据从句的不同用法选择相应的引导词。
以下是常见的特殊引导词:1. 作主语从句的引导词:- that: He said that he would come.(他说他会来。
名词性从句的用法及分类
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名词性从句的用法及分类名词性从句是由一个从属连词引导的句子,在句中充当名词的成分。
它可以在复合句中作主语、宾语、表语或补语。
名词性从句分为宾语从句、主语从句、表语从句和同位语从句等几种类型。
一、宾语从句宾语从句在复合句中作为主句的宾语,起到名词的作用。
它通常由连接词“that, whether/if, what, when, where, which, who, whom, whose, why, how”等引导。
1. 名词性从句作为宾语的例子:- John doesn't know what he should do in this situation. (主句:John doesn't know)- She asked if we could help her with the project. (主句:She asked)- I wonder where they went on vacation. (主句:I wonder)二、主语从句主语从句在复合句中作为主句的主语,起到名词的作用。
它通常由连接词“that, w hether/if, what, when, where, which, who, whom, whose, why, how”等引导。
2. 名词性从句作为主语的例子:- What she did was beyond my expectation. (主句:What she did was)- Whether he will come is uncertain. (主句:Whether he will come) - It is important that we all work together. (主句:It is important)三、表语从句表语从句在复合句中作为主句的表语,起到名词的作用。
它通常由连接词“that, whether/if, what, when, where, which, who, whom, whose, why, how”等引导。
名词性从句的用法解析
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名词性从句的用法解析名词性从句是英语语法中的一种特殊结构,它在句子中扮演名词的角色。
名词性从句可以作主语、宾语、表语和补语,它的引导词通常包括“that”、“whether/if”、“wh-”疑问词以及“whoever”、“whatever”、“whichever”等。
1. 名词性从句作主语名词性从句可以作整个句子的主语,常见的引导词是“that”和“whether/if”:例句1:That he is late again is a disappointment to me.例句2:Whether/if she will attend the meeting is still uncertain.2. 名词性从句作宾语名词性从句可以作及物动词或介词的宾语,常见的引导词有“that”、“whether/if”以及wh-疑问词:例句1:He doesn't know whether/if he should accept the job offer.例句2:I doubt that they will arrive on time.例句3:She is worried about what will happen tomorrow.3. 名词性从句作表语名词性从句可以作句子中的表语,常见的引导词有“that”、“whether/if”以及wh-疑问词:例句1:His main concern is that he won't have enough time to finishthe project.例句2:The question is whether/if she can handle the responsibility.4. 名词性从句作补语名词性从句可以作某些动词的表语补语,通常以“that”引导:例句1:She considered it necessary that he should apologize.例句2:He made it clear that he didn't want to participate in the discussion.需要注意的是,在名词性从句中,有时候可以省略连词或引导词,尤其是在口语中。
名词性从句的用法和语序
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名词性从句的用法和语序名词性从句是由一个连接词引导的从句,该从句在句中充当一个名词的角色。
名词性从句被广泛应用于句子中的不同位置,如主语、宾语、表语和同位语等,使得句子更加丰富有力。
本文将介绍名词性从句的用法和语序,并且提供一些例句来帮助读者更好地理解。
一、主语从句主语从句通常位于句子的主语位置,用来代替一个名词作为整个句子的主语。
主语从句以连词“that”或“whether/if”引导,“that”在口语中通常可以省略。
例句:1. That he is a talented musician is well-known to all. (他是一位有才华的音乐家这一点众所周知。
)2. Whether it will rain tomorrow remains uncertain. (明天是否会下雨仍然不确定。
)二、宾语从句宾语从句通常位于动词后面,作为动词的宾语,用来代替一个名词或名词短语。
宾语从句也可以由连词“that”、“if/whether”、“why”、“when”、“where”等引导。
例句:1. She asked me if I had finished the report. (她问我是否已经完成了报告。
)2. I don't know where he went yesterday. (我不知道他昨天去了哪里。
)三、表语从句表语从句通常位于系动词之后,用来补充说明主语的特征或状态。
表语从句通常由连词“that”引导。
例句:1. My biggest fear is that I will fail the exam. (我最害怕的是我会考试不及格。
)2. The fact that she is leaving makes me sad. (她要离开这个事实让我很伤心。
)四、同位语从句同位语从句用来解释或解释名词的含义或内容,在句中作为同位语出现。
常用连词有“that”和“whether”。
名词性从句的用法
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名词性从句的用法名词性从句包括主语从句、表语从句、宾语从句和同位语从句。引导名词性从句的连词有:who;whom;whose;what;which;when;where;why;how;that;if;whether;whatever;whenever;wherever;however 等。名词性从句注意事项:从句的语序为陈述句;连词that不充当任何成分;what总是要充当主语、表语、宾语等。if和whether的区别:if引导宾语从句和条件状语从句;whether引导主语从句、表语从句、宾语从句和同位语从句。(一)主语从句用作主语的从句,叫主语从句。主语从句可以直接放在句首;也可用it作形式主语,而将从句放在句末。常见的用it作形式主语的复合结构:It is + 名词 + that从句;It is a fact(a pity,a shame,no wonder,good news...)that...It is + 形容词 + that从句;It is necessary(strange,important,wonderful,possible,likely,...)that... 这类句中谓语动词多为(should) + 动词原形。It is + 过去分词 + that 从句;It is said(reported,decided,believed,...)that...It + 不及物动词 + that 从句;It seems(happened,doesn’t matter,has turned out,...)that...What you need is more practice. 你需要的是更多的练习。(what在从句中作need的宾语)What is hard is to do good all one’s life and never do anything bad. 难的是人的一生都做好事、从不做坏事。(what在从句中作主语)What he will be in the future is known to us. 我们知道他未来会干什么。(what在从句中作be的表语)Who will go makes no difference. 谁去都一样。How this happened is not clear. 这件事是怎样发生的还不清楚。Why he did that wasn’t quite clear. 他为什么那样做相当不清楚。Whether she will join us won’t make too much difference. 她是否加入我们没多大区别。(此处不能用if)Whoever comes will be welcome. 不管谁来都受欢迎。(whoever在名词性从句中相当于anyone who)Whatever she did was right. 不管她做什么都是正确的。(whatever在名词性从句中相当于anything that)It is possible that I may not be able to come. 可能我不能来了。(it是形式主语,真正的主语是that I may not...部分)It doesn’t seem likely that she will be here. 看来她不会来这了。Isn’t it strange that he should have left without telling us?他没有告诉我们就离开了,难道不奇怪吗?It occurred to me that he had forgotten to take his notebook with him. 我想起来,他忘记随身带笔记本了。That we need more equipment is quite obvious. 很明显,我们需要更多的设备。Has it been announced when the planes are to take off?已经宣布飞机什么时候起飞了吗?(二)表语从句用作表语的从句叫表语从句。它位于连系动词(如be,seem,remain 等后)。The question is whether we should accept their invitation. 问题是我们是否应当接受他们的邀请。The city is no longer what it used to be. 这个城市不再是曾经的样子。This is why we put off the meeting.(why表结果)这就是为什么我们推迟了会议。That is because he was ill.(because表原因)那是因为他生病了。The reason for his absence was that he was ill.(此处不能用because代替that . 句型:The reason... is that...)他缺席的原因是他生病了。as if 引导的表语从句有时可用虚拟语气,表示可能性小。He acted as if he hadn’t eaten for a long time.表示建议、命令、要求一类的表语从句要用虚拟语气:My suggestion is that you should practise reading English every day.(三)宾语从句作宾语的从句叫宾语从句。作动词的宾语:He doesn’t know where the post office is. 他不知道邮局在哪里。在动词suggest,order,demand,require等表示建议、命令、要求的宾语从句要用虚拟语气(宾语从句的谓语用should + 动词原形,should 可省略。)I suggested that you(should)start right now. 我建议你马上开始。如果宾语从句后有宾语补足语,要用形式宾语it,而将从句放到补足语后面。I thought it strange that he didn’t pass the exam. 我觉得他没通过考试很奇怪。在think,believe,suppose,expect等动词后的宾语从句中,如果从句谓语是否定含义,则不用否定形式,而将主句谓语动词think等变为否定形式。I don’t think you are right. 我想你是不对的。He doesn’t know where the post office is. 他不知道邮局在哪里。在think,believe,imagine,suppose,guess,hope等动词以及I’m afraid等后,可用so代替一个肯定的宾语从句,还可用not代替一个否定的宾语从句: Do you believe it will clear up?你认为天会放晴吗?I believe so.(I don’t believe so. /I believe not.)我认为会。(我认为不会。)(2)作介词的宾语:Did she say anything about how we should do the work?他有没有说我们应当怎样做这个工作?That引导的宾语从句只有在except,in,but,besides等少数介词后偶尔可能用到。Your article is good except that it is too long. 除了太长外,你的论文很好。有时在介词和其宾语从句的中间加形式宾语it。I’ll see to it that everything is ready. 我将负责把一切准备好。(3)作形容词的宾语:I’m afraid that I have made a mistake.if和whether引导宾语从句的区别,即用whether不用if的情况有:作介词宾语,用于whether + to do、whether or not和用作discuss的宾语等。It depends on whether it is fine. 要看天气是否晴朗。I’m not sure whether to leave this afternoon. 我不敢肯定今天下午是不是要出发。He can not decide whether or not to take the exam. 他不能决定参不参加考试。We are discussing whether we will hold a meeting this weekend. 我们在讨论这个周末是否要举行一场会议。doubt用于肯定句中,宾语从句可以用if或whether引导。I doubt if(whether)you will come for a visit tomorrow. 我怀疑你明天是否要来拜访一下。doubt用于否定句或疑问句中,宾语从句用that引导。He doesn’t doubt that his mother will give him a ride home for sure. 他很确信他的妈妈会开车带他回家。(四)同位语从句同位语从句跟在一个名词后(如fact,idea,news,hope,belief,thought,doubt,proof,belief等),对其作进一步解释。I have no idea that you were here. 我不知道你在这里。He can’t answer the question how he got the money. 他不能回答他是如何拿到那笔钱的。同位语从句和定语从句的区别:从意义上讲,前者对名词加以解释说明,后者对名词进行修饰限定。从结构上讲,前者由连接词引导,后者由关系词引导。从内涵上讲,前者所说明的名词与从句没有逻辑关系,that不可省略。后者所限定的名词是从句逻辑上的主语、宾语、表语、定语、状语等。当被限定的名词是从句逻辑上的宾语时,that 可省略。The news that they won the match is true. 他们赢得比赛的消息是真的。(同位语从句,news和从句没有逻辑关系,that不可省略)The news that you told us yesterday is true. 你昨天告诉我的那个消息是真的。(定语从句,news 是told 的逻辑宾语,that可省略)。
名词性从句的用法
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名词性从句的用法名词性从句是从句的一种形式,可以在句中担任名词的角色。
在句子中,名词性从句可以充当主语、宾语、表语或补语。
掌握名词性从句的用法,对于提高文章的表达和理解能力非常重要。
本文将详细介绍名词性从句的不同用法及其相关例子。
一、名词性从句作主语1. 名词性从句作主语可以起到引出全文主题的作用。
例子:- What she said is absolutely right.(她说的是完全正确的。
)- Whether we should go camping this weekend remains undecided. (我们是否应该在这个周末去野营还没有决定。
)2. 名词性从句作主语可以代替一个复杂的句子。
例子:- How he managed to finish the project on time is still a mystery.(他如何在时间之内完成这个项目仍然是个谜。
)- What you do in your spare time is your own business.(你在业余时间做什么是你自己的事情。
)二、名词性从句作宾语1. 名词性从句作及物动词的宾语,说明动作的对象。
- I believe that love can change the world.(我相信爱可以改变世界。
)- She doesn't know where she left her keys.(她不知道她把钥匙放在哪里了。
)2. 名词性从句作介词的宾语,说明介词所表示的关系。
例子:- The teacher is proud of what his students have achieved.(老师为他的学生所取得的成绩感到骄傲。
)- I'm interested in how they managed to win the competition.(我对他们是如何赢得这个比赛感兴趣。
名词性从句的语法结构与用法
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名词性从句的语法结构与用法名词性从句是在句中充当名词的从句,它可以充当主语、宾语、表语或同位语。
名词性从句在句子中起着非常重要的作用,掌握其语法结构和用法十分必要。
一、主语从句主语从句是指充当主语的名词性从句。
常见的引导主语从句的词有:1. 从属连词that:That he is innocent is beyond doubt.(他的清白是毋庸置疑的)2. 连接代词what:What she said is true.(她说的是真的)3. 连接副词whether:Whether he can pass the exam remains to be seen.(他能否通过考试还有待观察)4. 连接副词if:If it rains tomorrow, we will stay at home.(如果明天下雨,我们会呆在家里)二、宾语从句宾语从句是指充当动词或介词宾语的名词性从句。
常见的引导宾语从句的词有:1. 从属连词that:We know that he is a good student.(我们知道他是个好学生)2. 连接代词what:She doesn't understand what you mean.(她不明白你的意思)3. 连接代词who/whom:I will tell them who is responsible for this.(我会告诉他们谁对此负责)4. 连接副词when:I can't remember when I met him.(我记不得我什么时候见过他)三、表语从句表语从句是指充当表语的名词性从句。
常见的引导表语从句的词有:1. 从属连词that:His biggest dream is that he can travel around the world.(他最大的梦想是能环游世界)2. 连接代词what:The important thing is what you do, not what you say.(重要的是你做什么,而不是你说什么)3. 连接代词who/whom:The question is who will take over his position.(问题是谁会接任他的职位)四、同位语从句同位语从句是指与一个名词或代词作同位关系的名词性从句。
名词性从句的用法及句型变化
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名词性从句的用法及句型变化名词性从句,顾名思义,就是在句中起名词作用的从句。
在句子中扮演名词的角色,可以作主语、宾语、表语、同位语等。
名词性从句的用法非常灵活,可以根据不同的语境和需要,以不同的句型来表达。
下面将详细介绍名词性从句的用法及句型变化。
一、名词性从句作主语名词性从句作主语时,常以"that"或"whether/if"引导。
其中"that"只起连接作用,无实际意义;而"whether/if"则表示选择或疑问。
例如:1. They know that he is a doctor.他们知道他是一名医生。
2. Whether/if he will come to the party is still unknown.他是否会来参加派对仍未知。
二、名词性从句作宾语名词性从句作宾语时,常以"that"引导,也可以使用连接代词或连接副词来引导。
例如:1. I believe that he is telling the truth.我相信他在说真话。
2. She doesn't know what to do next.她不知道下一步该做什么。
三、名词性从句作表语名词性从句作表语时,常以"that"引导,也可以使用连接代词或连接副词来引导。
例如:1. His wish is that all the children can receive education.他的愿望是所有孩子都能接受教育。
2. The most important thing is how you think about it.最重要的是你如何看待它。
四、名词性从句作同位语名词性从句作同位语时,常以"that"引导,用来解释或说明前面的名词。
例如:1. The news that he passed the exam made us all happy.他通过考试的消息让我们都很高兴。
名词性从句的用法
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名词性从句的用法名词性从句是英语中一种重要的从句结构,它在句子中承担名词的功能。
名词性从句可以作主语、宾语、表语和同位语,它的存在丰富了句子的表达方式,使句子更加灵活多样。
本文将详细介绍名词性从句的用法及其在句子中的不同作用。
一、名词性从句作主语名词性从句可以作整个句子的主语,承担句子的中心意义。
它常常由连接词that引导,但在口语和非正式场合下,that可以省略。
例句1:What she said is very important.(她说的话很重要。
)例句2:Whether he can come to the party is still unknown.(他能否参加聚会仍然未知。
)名词性从句作主语时,常常用于表达对某事情的看法、意见或态度,引导人们对该事情进行讨论。
二、名词性从句作宾语名词性从句可以作动词的宾语,从而承担动作的承受者或者指代某种情况。
例句1:She doesn't know what to do next.(她不知道接下来该怎么办。
)例句2:I believe that you are telling the truth.(我相信你在说实话。
)名词性从句作宾语时,它紧跟在动词之后,用来回答“做什么”、“如何”、“为什么”等疑问词所提出的问题。
三、名词性从句作表语名词性从句可以作主语和表语之间的联系,表达主语的性质、状态、特征等。
例句1:His dream is that he can become a successful businessman.(他的梦想是能成为一名成功的商人。
)例句2:The problem is whether we should continue with the project.(问题在于我们是否应该继续这个项目。
)名词性从句作表语时,从句中的主语代替了主句的主语,连接词引导主从句的关系。
四、名词性从句作同位语名词性从句可以作名词的同位语,扩充对名词的解释或说明。
名词性从句的用法与例句解析
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名词性从句的用法与例句解析名词性从句是指在句子中作为名词使用的从句。
它可以充当主语、宾语、表语或同位语,起到连接主句与从句的作用。
名词性从句在英语中使用广泛,掌握好名词性从句的用法可以提高英语写作和口语表达的水平。
本文将介绍名词性从句的几种常见用法,并给出相应的例句解析。
一、名词性从句作主语名词性从句可以作为句子的主语,代替一个单词或一个名词短语。
常见的名词性从句作主语的句型有:1. It + be + 名词性从句例如:It is important that we protect the environment.(保护环境是重要的。
)解析:名词性从句“that we protect the environment”作为主语,其中“that”引导从句,描述了主观认识的重要性。
2. 名词性从句 + 动词例如:What he said is true.(他说的是真的。
)解析:名词性从句“What he said”作为主语,其中“What”引导从句,表示“他所说的”。
二、名词性从句作宾语名词性从句可以作为句子的宾语,接受动作的影响。
常见的名词性从句作宾语的句型有:1. 动词 + 名词性从句例如:I believe that he can succeed.(我相信他能够成功。
)解析:名词性从句“that he can succeed”作为宾语,其中“That”引导从句,表示对“他能够成功”这一事实的信任。
2. 名词 + 不定式 / 动名词 + 名词性从句例如:She has no idea what to do next.(她不知道接下来该做什么。
)解析:名词性从句“what to do next”作为宾语,其中“What”引导从句,表示对接下来该做什么的不确定性。
三、名词性从句作表语名词性从句可以作为句子的表语,说明主语的性质或状态。
常见的名词性从句作表语的句型有:1. 主语 + be + 名词性从句例如:The problem is that we don't have enough time.(问题在于我们没有足够的时间。
英语名词性从句用法大全
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英语名词性从句用法大全名词性从句名词性从句相当于名词,可分别作主句的主语、表语、宾语和同位语。
因此,名词性从句厅分为主语从句、表语从句、宾语从句和同位从句。
(一)引导名词性从句的连接词1、连接代词:who, whose, whom, what, which。
有词义,在从句中担任成分,如主语、表语、宾语、或定语等。
2、连接副词:when, where, why, how。
有词义,在从句中担任成分,作状语。
3、连接词:that, whether, if, as if。
that 无词义,在从句中不担任成分,有时可省略;if (whether), as if虽有词义,但在从句中不担任成分。
注意:连接代词与连接副词在句中不再是疑问句,因而从句中谓语不用疑问式。
连接代词与连接副词在从句充当句子成分,连接词whether 和if(是否),as if(好象)在从句中不充当句子成分,只起连接作用。
根据句义,如果连接代词与连接副词,whether、if 和as if都用不上时,才用that作连接词(that本身无任何含义)。
(二)主语从句1、主语从句在复合句作主语。
e.g. Who will go is not important.2、用it作形式主语,主语从句放在句末。
e.g. It doesn’t matter so much whether you will come or not.3、that引导主语从句时,不能省略。
e.g. That he suddenly fell ill last week made us surprised.(三)表语从句1、表语从句在复合句中作表语,位于系动词之后。
e.g. The question was who could go there.2、引导表语从句的连接词that有时可省去。
e.g. My idea is (that) we can get more comrades to help in the work.(四)宾语从句1、宾语从句在复合句中作宾语。
名词性从句全面讲解
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名词性从句全面讲解名词性从句是英语中的一种从属从句,它在句中充当名词的功能。
名词性从句可以在句子中作主语、宾语、表语和同位语等,并且可以由不同的引导词引导。
本文将全面讲解名词性从句的基本概念、用法及常见的引导词。
一、名词性从句的概念名词性从句是由一个词或一个词组引导的从句,它在句子中充当名词的角色。
名词性从句通常出现在复杂的句子中,起到连接主句和从句的作用。
名词性从句的引导词有很多种类,常见的有:that, whether, if, what, which, who, whom, whose, when, where, why等。
二、名词性从句的用法名词性从句可以在句子中作不同的成分,下面分别介绍其主要用法。
1. 名词性从句作主语名词性从句可以作为主语来引导句子,常用的引导词有:- That: That he is innocent surprises me.(他是无辜的让我吃惊。
)- Whether/If: Whether he will come or not is uncertain.(他是否会来还不确定。
)- What: What you said is true.(你说的是真的。
)2. 名词性从句作宾语名词性从句可以作为宾语来引导句子,常用的引导词有:- That: I know that he is a doctor.(我知道他是个医生。
)- Whether/If: I wonder whether/if it will rain tomorrow.(我想知道明天是否会下雨。
)- What: I don't understand what he is saying.(我不明白他在说什么。
)3. 名词性从句作表语名词性从句可以作为表语来引导句子,常用的引导词有:- That: The truth is that she is not happy.(事实是她不幸福。
)- Whether/If: The question is whether/if we should go or not.(问题是我们是否应该去。
名词性从句的种类和用法
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名词性从句的种类和用法名词性从句是指在句子中充当名词的从句,它可以作为主语、宾语、表语和同位语。
名词性从句分为三种主要类型:主语从句、宾语从句和表语从句。
本文将详细介绍每种类型的名词性从句的用法和示例。
一、主语从句主语从句作为主句的主语,常出现在句子的开头或后面。
主语从句通常使用"that"或"whether/if"引导。
以下是主语从句的一些例子:1. 从句使用"that"引导:- That he is late worries me.(他迟到了让我担心。
)- It is essential that we arrive on time.(我们准时到达是非常重要的。
)2. 从句使用"whether/if"引导:- Whether she will come to the party is still uncertain.(她是否会来参加派对还不确定。
)- If it rains tomorrow, we will stay at home.(如果明天下雨,我们会待在家里。
)二、宾语从句宾语从句作为主句的宾语,常出现在动词后面或介词后面。
宾语从句通常使用"that"引导,但有时可以省略"that"。
以下是宾语从句的一些例子:1. 从句使用"that"引导:- She told me that she loved me.(她告诉我她爱我。
)- They believe that he will win the competition.(他们相信他会赢得比赛。
)2. 从句省略"that":- He said he was busy.(他说他很忙。
)- I know you can do it.(我知道你能做到。
)三、表语从句表语从句用来描述主语或宾语的特征或状态,通常出现在系动词后面。
名词性从句的概念与用法
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名词性从句的概念与用法名词性从句是指在句子中充当名词的从句,它可以作为主语、宾语、表语、同位语等。
在英语语法中,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。
本文将就这四种名词性从句的概念和用法进行详细介绍。
一、主语从句主语从句作为整个句子的主语,用来引导说明谓语动词所指的主语是什么。
主语从句常常以连接词that, whether/if, what, who, whom, whose, which等引导。
例如:1. That she is late is not acceptable. (连接词that引导的主语从句)2. Whether he will come is still uncertain. (连接词whether/if引导的主语从句)3. What he said surprised me. (连接词what引导的主语从句)4. Who broke the window remains unknown. (连接词who引导的主语从句)二、宾语从句宾语从句作为动词的直接宾语,用来说明动作的接受者或承受者是谁。
宾语从句常常以连接词that, whether/if, what, who, whom, whose, which等引导。
例如:1. I know (that) he is right. (连接词that引导的宾语从句)2. She asked me whether/if I had finished my homework. (连接词whether/if引导的宾语从句)3. Can you tell me what time it is? (连接词what引导的宾语从句)4. Do you remember who called you yesterday? (连接词who引导的宾语从句)三、表语从句表语从句用来说明主语的身份、特征、状态等,常常以连接词that, whether/if, what, who, whom, whose, which等引导。
(完整版)名词性从句用法归纳
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名词性从句:在句子中起名词作用的句子叫名词性从句(Noun Clauses)。
名词性从句在复合句中能担任:主语、宾语、表语、同位语、介词宾语等。
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。
一、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:1、从属连词(5个):(1)that无词义,在从句中不做成分,在宾语从句或表语从句中that有时可以省略(2)whether,if 有词义,在从句中不做成分(whether,if均表示“是否”之意,表明从句内容的不确定性)不可以省略(3)as if, as though (均表示“好像”,“似乎”之意)在从句中不做成分2、连接代词(9个):what, whatever, who, whoever, whom, whomever, whose, which, whichever,有词义,在从句中做成分,不可以省略(who what which 在从句中做主语、宾语、其中what 指代没有范围的事物,which指代有范围的事物,表“选择哪一个”whom做宾语whose 做定语)3、连接副词(7个):when, where, how, why, whenever, wherever, however有词义,在从句中做状语,不可以省略4、that省略的情况:(1)定语从句中做宾语(2)that引导宾语从句时(3)that引导表语从句时(4)主语从句中it做形式主语,that从句置于句末时5、that不可省略的情况:(1)定语从句中做主语(2)由that引导主语从句放句首时(3)that引导同位语从句时(4)宾语从句中i it做形式宾语,真正的that宾语从句中that不可以省略ii 一个句子有两个或多个并列的宾语从句时,引导第二个和以后几个句子中的that不可以省略iii 与动词相隔的宾语从句,不可以省略iv that引导的宾语从句放在句首时,不可以省略二. 主语从句1、主语从句:作句子主语的从句叫主语从句。
名词性从句用法详解
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名词性从句用法详解一、概说名词性从句,即指性质相当于名词的从句,它包括主语从句、宾语从句、表语从句和同位语从句。
从高考的考查的实际情况来看,名词性从句考得最多的是宾语从句,其次是主语从句,再次是表语从句,而同位语从句则很少考查。
二、名词性从句的一般引导词1.连接词that 引导名词性从句时,只起连接作用,没有任何意思,也不充当句子成分,在宾语从句中可省略,但引导其他名词性从句时通常不省略。
如:I hope (that) you enjoy your holiday. 希望你假期过得好。
That he likes you is very obvious. 很显然他喜欢你。
2.连接词whether 引导名词性从句也不充当句子成分,但有自己的意思,表示“是否”;引导宾语从句时,可换成if,但引导其他名词性从句时不能换成if。
如(from www.yygram ):He asked whether [if] I would show him the way. 他问我是否可以给他带路。
Whether it will do us harm remains to be seen. 是否对我们有害还要看一看。
(引导主语从句,不能用if 代替whether)3.连接代词who(m), whose, which, what 等引导名词性从句时,均有各自的意义,在从句中作主语、宾语、定语等。
如:That’s why she wanted to leave. 这就是她想离开的原因。
When we arrive doesn't matter. 什么时候到没有关系。
Tell me which one you like best. 告诉我你最喜欢哪一个。
4.连接副词when, where, why, how 等引导名词性从句,也各自有自己的意义,在从句中作状语。
如:The question is how we should carry out the plan. 问题是怎样执行这个计划。
名词性从句的用法总结
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名词性从句的用法总结名词性从句是指用来充当句子成分中的名词的从句。
本文将总结名词性从句的用法。
主语从句主语从句是名词性从句的一种,用来作为句子的主语。
主语从句一般由连词“that”或“是否”引导,例如:- That he is late is very annoying.(他迟到了非常令人烦恼。
)宾语从句宾语从句是名词性从句的一种,用来作为句子的宾语。
宾语从句一般由连词“that”“if”“whether”等引导,例如:- I wonder if she has received the parcel.(我不知道她是否收到了包裹。
)表语从句表语从句是名词性从句的一种,用来作为句子中的表语。
表语从句一般由连词“that”“whether”等引导,例如:- The fact that he failed the exam disappointed his parents.(他考试不及格的事实让他的父母失望。
)- Our concern is whether he can finish the task on time.(我们的担心是他是否能按时完成任务。
)同位语从句同位语从句是名词性从句的一种,用来解释或补充说明一个名词。
同位语从句一般由连词“that”引导,例如:- The news that he won the championship was exciting.(他赢得冠军的消息非常令人激动。
)- The possibility that the flight will be delayed worries the passengers.(航班可能会延误的可能性让乘客们感到担心。
)以上是名词性从句的主要用法,不同的从句类型也可以混合使用。
掌握名词性从句的用法,对于我们准确地表达自己的意思至关重要。
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3. It’s known to us ____there is pollution, there is harm. A. that B. where C. what D. that where
一.相关概念
1.名词: 表示人或事物的名称的词叫名词。
2.名词的句法作用:名词在句中主要作主语,宾 语,表语和同位语。另外还可以作定语,状语。
3.名词性从句: 在英语的句子结构中,本来该由名词充当的主 语、宾语、表语和同位语,由一个句子来充当 这个句子就
叫名词性从句。
4.名词性从句的种类: 名词性从句可以分为主语从句、宾语从句、表 语从句和同位语从句。
that… It is clear/necessary/certain/true/doubtful/… that… It is a pity/a shame/an honour/… that… It doesn’t matter whether… It seems that…/It happens that…
4.____is known to us all that the earth is smaller than the sun.
A.What, B. As, C. Which, D. It,
5. ____we can’t get seems better than _ _
we have.
A. What; what B. What; that
04、(08上海春卷’ 40) ______ we are sure about is
the need to prevent children from being spoiled
A. What B. Which C. Whether D. That
05、(08上海卷’34) As his best friend, I can make
A. where
B. how
C. when
D.
why
08、(08重庆卷’ 25)People in Chongqing are
proud of they have achieved in the past ten
4).whoever, whatever, whichever等词可以引导主语 从句, 但no matter who, no matter what 等不能.
5).为避免主语冗长,句子头重脚轻,经常用it作形式主语, 主语从句放在后面作真正的主语. 例: It is well known/reported/thought/said/…
2).连接代词: who, whom, whose, what, which, whoever, whatever, whichever
例: (1).It is clear (who will win the prize). (2).(Whose bag it is) can not be told. (3).(What we need )is enough time. (4).(Whatever he said )was right. (5).(Whoever go/goes there )must get ready by 6
C. whenever D. however
02、(08北京卷’ 30) The companies are working
together to create they hope will be the best
means of transport in the 21st century.
A. which
o’clock.
3).连接副词: when, where, why, how, how many, how much ,how long, how soon, how often
例:(1).(When we’ll start )will be told soon.
(2).(Where we can buy oxen) is something we need to find out.
B. that
C. what
D.
who
03、(08上海春卷’ 33) The news _____ our athletes
won another gold medal was reported in
yesterday’s newspaper
A. which
B. whether C. what
D.
that
we would D. when
3. Word came
Liuxiang won the 110
hurdle,
made Chinese happy.
A.that, that C. / , which
B. that, which D. what, that
4. He made a promise ____ anyone set him free he would make him very rich.
C. because; that; if
D. why; that; if
08年高考:名词性从句
01、(08全国卷I’ 25) The lawyer seldom wears
anything other than a suit ______ the season.
A. whatever
B. wherever
三.宾语从句
1.宾语从句的引导词: 宾语从句的连接词与引导主语从句的连接词相同.
2.注意点 1).宾语从句一律用陈述句的语序.
2).whether和if都可以引导宾语从句 但: (1).当与or not连用时,不用if. 例: I don’t know whether I will stay or
他昨天迟到是因为他病了。 The reason for _____ _____ _____ yesterday was _____ he
was ill. The reason for _____ _____ _____ _____ yesterday was
_____ he was ill. The reason _____ he was late yesterday was _____ he was ill. ____ he was late yesterday was ____ he was ill. ____ he was late yesterday was ____ he was ill. ____ he was ill was ____ he was late yesterday. He was late yesterday ____ he was ill.
二.主语从句
1.主语从句的连接词
1).连接词: that, whether不做成份,不省略
例:(1). That he will win is certain.
(2).It has been reported that sales of beef in China will increase.
(3). Whether she will come is still unknown. .
3.同位语从句和定语从句的区别
1.We expressed the hope expressed.
they had
A. whatever B. /
C. what
D. no matter what
2.We expressed the hope come to China again.
A. that
B. / C. what
accurate guesses about _____ he will do or think.
A. what
B. which
C. whom
D.
that
06、(08上海卷’36) It has been proved ____ eating
vegetables in childhood helps to protect you
A. that B. if C. what D. that if
Consolidation
1.____I can’t understand is ____she wants to change her mind.
A. What; why B. Which; how C. That; why D. What; because
(3).(Why he came here )is not known.
(4).(How we can solve it) needs to be discussed.
2.注意点
1).主语从句一律用陈述句语序,即主语在前,谓 语在后.
例: 误: When will he come is not known.
C. That; that
D. That; what
6. America was __was first called “India”
by Columbus.
A.what
B. where
C. the place D. there where
7.Sarah hopes to become a friend of ___
2.注意点 1).引导词that无实际意义,但不能省略. .2).只能用whether,而不能用if 引导.
3).不使用 The reason (for…/why/for which…)is/was because …或 Why … is/was because…句型,