专题01 名词性从句复习（知识讲解+高考必考题型练习）（解析版）.docx

专题01名词性从句复习核心考点聚焦1、 宾语从句2、 表语从句3、 主语从句4、同位语从句高考考点聚焦[观察例句]1．What seemed strange before now appears quite normal to Xie Lei.2．It's important that Xie Lei keeps a balance between her studies and her social life.3．That is why today over 40% of Californians speak Spanish as a first or second language.4．Her tutor explained that she was supposed to read lots of information to help form a wise opinion of her own.5．He made it quite clear that he preferred to study English.6．The fact that she seemed to develop normally was very encouraging.[归纳用法]1．以上所有例句皆为主从复合句，句中用了相当于名词作用的从句(即名词性从句)在句中充当成分。

2．例句1为what引导的主语从句例句2中it为形式主语，真正的主语为后面that引导的主语从句3．例句3为why引导的表语从句4．例句4为that引导的宾语从句例句5中it为形式宾语，真正的宾语为后面that引导的宾语从句5．例句6为that引导的同位语从句名词性从句是在句子中起名词作用的句子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、名词性从句的连接词引导名词性从句的连接词有三个连词、五个连接代词、四个连接副词连接词词形词义在从句中所作的成分连词that××if/whether是否×连接代词who(ever)(无论)谁(主格)主语、表语、宾语whom(ever)(无论)谁(宾格)表语、宾语whose(ever)(无论)谁的(所有格)定语what(ever)(无论)什么主语、宾语、表语、定语which(ever)(无论)哪个主语、宾语、定语连接副词when(ever)(无论)什么时候状语where(ever)(无论)在哪里状语how(ever)(无论)怎样，怎么状语why为什么状语二、主语从句主语从句是指在句中作主语的从句，位置与陈述句的主语相同。

What is not to our satisfaction is that the price of the meal is a little too high.我们不满意的是饭菜的价格稍微有点高How the book will sell depends on its author.这本书如何销售取决于作者本人Where we shall have the meeting makes no difference.我们在哪儿开会都无所谓1．that引导主语从句，在从句中不充当任何成分，仅起连接作用，但不可省略That you will win the medal seems unlikely.你想获得奖牌看起来是不可能的2．whether引导的主语从句既可放在句首也可放在句尾，但if引导的主语从句只能放在句尾，前面需要用it作形式主语Whether the sports meeting will be held is not certain now.运动会是否将举行现在不能确定Whether the work can be completed on time is doubtful.＝It is doubtful whether/if the work can be completed on time.这项工作能否按时完成还不确定。

3．若主语部分结构较长，可以使用形式主语it，把真正的主语从句放于后面It is announced that our school is going to start an activity of “Crazy English” before daily morning exercises.学校通知每日早操前将开展“疯狂英语”活动It is necessary that people should learn to face the reality.人们应该学会面对现实是有必要的[即学即练1]　单句语法填空① is certain that she will do well in her exam.② we understand things has a lot to do with what we feel.③It is reported a new film will be put on in the cinema.【答案】1.It 2.How 3.that 三、宾语从句在主从复合句中作宾语的从句叫宾语从句。

宾语从句在句中可以作及物动词、介词或一些形容词的宾语Everyone knows that the earth is made up of matter.每个人都知道地球是由物质构成的I doubt whether he will be elected as chairman.我怀疑他是否会当选为主席These two areas are similar in that they both have high rainfall in summer.这两个地区相似，因为在夏天降水都很多I'm not certain whether the train will arrive on time.我不确信火车是否将会按时到达1．that引导宾语从句，既无语法功能，也无词汇意义，常被省略但多个并列从句出现时，第一个that可以省略，其他的不能省略She said (that) she would come here and that I should wait for her till Monday.她说她将会来这儿并让我等到星期一2．if和whether引导宾语从句的区别：①在动词不定式之前只能用 whether。

②在whether...or not 的固定搭配中，只用 whether③在介词后，只能用whether④作 discuss 的宾语时，只能用 whether⑤宾语从句放在句首表示强调时，只能用 whether3．带复合宾语(宾语＋宾语补足语)的句子，that引导的宾语从句经常移到句子后面，而用it作形式宾语4．表示喜欢、憎恶等心理活动的动词后习惯上先加个形式宾语it，再接宾语从句例如：hate，dislike，love，don't mind，feel like，appreciate，rely on，count on，see to等We think it possible that you can finish the work today.我们认为你今天能够完成这项工作5．宾语从句的否定转移：think，believe，suppose，imagine等动词后的宾语从句中的否定词要转移到主句中，即主句的谓语动词用否定式，而从句的谓语动词用肯定式I don't think we need to waste much time on it.我想我们不必在这上面浪费太多时间形式上否定)[即学即练2]　单句语法填空①I hate it when they talk with their mouths full of food.②Once we were left to decide whether to have a picnic in a park or go to a museum.③I want to be liked and loved for what I am inside.四、表语从句表语从句在复合句中作表语，出现在连系动词之后，一般结构为“主语＋连系动词＋表语从句”。

可接表语从句的连系动词有be，look，remain，seem等The question is whether we can finish the work in time.问题在于我们是否能及时完成这项工作1．that在引导表语从句时无词义，在从句中不充当任何成分，仅起连接作用，不可以省略The fact remains that we are still not advanced enough.事实依然是我们还是不够先进2．whether可引导表语从句，但if却通常不用于引导表语从句His first question was whether Tom had arrived yet.他的首要问题是汤姆是否已经到达3．引导表语从句的引导词还可用because，as if，as though，asThe sky is overcast with dark clouds.It seems as if it is going to rain soon.天空乌云密布，似乎很快就要下雨了[即学即练3]　单句语法填空①The problem is we can get to replace her.②I'm afraid he's more of a talker than a doer，which is he never finishes anything.③The system works well in the lab，but the question is it will work in reality.【答案】1.who/whom2.why 3.whether 五、同位语从句在复合句中用作同位语的从句叫同位语从句。

它一般跟在某个名词后面，用来说明前面名词的具体内容常见的这类名词有：fact，news，hope，truth，idea，suggestion，thought，question，promise，order，problem，belief，word，message，information，proof，announcement，desire，doubt，proposal，advice，possibility等The news that he was admitted to Peking University is exciting.他被北京大学录取了的消息真是令人激动The question who should do the work requires consideration.谁应当做这份工作，这个问题需要考虑I have no idea that you have applied for the post.我不知道你已经申请了这个职。