名词性从句课件-2025届高考英语一轮复习语法专项

You have no idea how worried I was! 你不知道我多着急! He had no idea why she left. 他不知道她为什么离开。 There is some doubt whether he will come. 他是否会来还不一定。
下面语篇中含有各种名词性从句，请找出来：
what,which,who
有词意，在从句中做主语，宾语 或表语，不能省略
1 What they want to know is the reason.
Who will attend the meeting is not clear.
2
3 Which side wins makes no difference to him.
宾语
宾语从句
how
在复合句中，主句中的宾语由一 个句子来充当时，该句子就是宾 语从句。
即：宾语不再是一个简单的名词，代词，动 名词或不定式了，而是一个句子。
Read
observe
conclude
We believe that he is honest. 我们相信他是诚实的。
All the teachers think that a positive attitude is import句，就是指用于名词后对该 名词的内容进行说明解释的从句。
The judge paid no attention to the fact that she had just lost her job. Mary suddenly got the feeling that someone was watching her. We are looking forward to the news that we can go home after the mid——term exam. Do you like the idea that we have a picnic in the park at this weekend?
THANK
Our teacher wondered why Tom had not attended his lessons for a few days. It was said that he had asked for leave. What surprised the teacher most was that Tom was suffering a very serious disease. His doctor suggested that he should be sent to the hospital for further medical treatment. Tom became relieved when the news that his disease was not serious came last week. However, the doctors made the decision that Tom should be
形式宾语 it
宾语太长，由it代替，占据宾语的位 置，真的宾语放在后面
eg. I think it best that you should stay here. 我认为你最好住 这儿。 He hasn’t made it known when he is going to get married. 他还没宣布他何时结婚。 I consider it wrong that some students cheat in an examination. 我认为一些学生考试作弊是不对的。
He wanted to know who lived next door. 他问谁住在隔壁。
从句不是一个完整的句子，少主语，宾语或者表语
what （...的东西，...的样子） which（哪个） who（谁）
连接代词
有词意，作主语、宾语、 表语，有连接作用，不 能省略
3
Conclusion
宾语从句之次要点
1 主句是一般现在时，从句可以是任何时态。 2 主句是一般过去时，从句用相应的过去时。 3 主句是一般过去时，从句是客观真理、名言警句、自然现象时，还用一般 现在时
时态
eg. We believe that he is honest. I understand that you tried your best. I told my parents that a policeman had helped me. Li Jun asked what was Wu Yanni's life in Shanxi. Mr.Liu said practice makes perfect.
从句是一个完整的句子 that 无词意，不作句子任何成分，有连接作用，可以省略 whether/if 有词意，意思为“是否”，不作句子任何成分，有连接作用
1
Conclusion
Read
observe
conclude
She asked why he was silent. 她问他为什么一言不发
My mother asked me where I was going. 他问我到哪儿去。
名词性从句之
表语从句
表语从句：在复合句中，表语由一个句子来 充当时，该句子就是表语从句。
连接词与主语从句的连接词完全一致
My idea is that we should do it right away. 我的意见是马上就干。 The question is whether you can do it yourself. That is what he meant. 这就是他的意思。 The problem is how we can find him. 问题是我们如何找到他。 The morning is when I’m busiest. 早上是我最忙的时候。 That’s where you are wrong. 这就是你不对的地方。 That’s why he didn’t come. 这就是他没有来的缘故。
I haven’t decided whether I should go or not. 我还没决定我是否会去。 I wonder whether /if it’s large enough. 不知它是否够大。
She didn’t say whether / if he was still alive. 她没说他是否还活着
2 Whether it will do us harm remains to be seen.
If it will do us harm remains to be seen
how,when,where,why
有词意，在从句中做状语，不能省略
1 How this happened is not clear to anyone. 2 When we arrive doesn’t matter.
But then the question came to their minds whether the operation would be successful. Finally, after several discussions, the doctors and Tom’s parents reached an agreement that the operation would be performed next day.
The worker asked how he could help. 员工问，他该如何进行帮助。
He asked when the train would get in. 他问火车什么时候进站。
从句是一个完整的句子 why （为什么） when，（什么时候，何时） where,（什么地方，哪里） how （如何，怎样，如此）
名词性从句之
同位语从句
① Chen Kai, a thin boy, is good at English. ② Mr. Zhang , our headteacher, works hard. ③ Daddy,where are we going, a TV show, has become popular recently.
主语
主语从句
在复合句中，当主语由一 个句子来充当时，该句子 就是主语从句。 即：主语不再是代词，人 名，物名，或动名词了。
that 无词意，不作句子成分，不能省略 whether 有词意，不作句子成分，不能省略 if（是否）不能引导主语从句
1 That we shall be late is certain.
两个注意
英语中只有少数名词可后接同位语从句，比较常英语中只有少数名词可后接同位语从 句，比较常见的有belief, doubt, fact, feeling, hope, idea, message, news, opinion
同位语从句的引导词也比较有限，主要是由that引导，有时可也可用when, how, where, whether, who等引导，但是不能用if引导，也不能用what来引导。如：
形式主语 it
主语太长，为了避免句子显得“头重脚轻”，可用it放在句首，而把 真正的主语放在句末。eg. It’s a pity that he didn’t come. 很遗憾他没来。 It’s not yet known what she did. 她做什么还不得而知。 It was uncertain whether he could come or not. 他是否会来还不肯定。
连接副词
有词意，作状语，有 连接作用，不能省略
2
Conclusion
Read
observe
conclude
She has got what she wanted. 她要的东西得到了。
I like what you are.我喜欢你现在的样子。
Please tell me which you like. 告诉我你喜欢哪一个。
语序
时态
形式宾语it
语序 宾语从句都是正常语序， 大主语+大谓语+连接词+小主语+小谓语
eg. We believe that he is honest. She asked why he was silent. She has got what she wanted. He asked when the train would get in.
名词性从句
名词性从句 之
宾语从句
Recall
1 He loves her. 2 My mother bought the flowers. 主语+谓语+宾语 3 The boy likes listening to music. 4 His father brings him a coat.
主语+谓语+间接宾语+直接宾语 5 I lend my deskmate my bike. 6 We should keep our classroom clean. 主语+谓语+宾语+宾补
名词性从句之
主语从句
Recall
It is cold today. Our classroom is bright. Su Shuo intended to enter the first——class university. Learning English will benefit all of us.