名词性从句
一、定语
在复合句中起 作用的从句叫名词从句(Noun Clauses）。名词从句的功能相当于___________________,根据它在句中充当的不同成分，可分为________、________、_________和___________。
★名从口诀: 学习名从要知道; 及物动词最重要; 动词之前叫______; 动词之后是______.
系动词也贼重要; 它的后面跟______; 千万不能忘介词; 它的后面跟______.
二、辨析
分析以下句中的名词性从句
1. At lunchtime, the radio weatherman reported that the mist would become a thick
fog in the afternoon. _______________
2. I’m curious about whether Yetis exist. ______________________
3. She sensed that she was being watched by a tall man in a dark coat. ________________
4. That we will go home tomorrow makes us happy. _______________________ 5. The problem is whether I can find my lost pen. ____________________
6. I’m sure that I will make progress in English. ________________________ 7. What he said makes sense. ___________________
8. Whether Yetis really exist is still a mystery. _________________
9. It is still a mystery whether/if Yetis really exist. __________________
10. There is a possibility that Justin has been taken away by some aliens. _________________
11. The truth is that the fog is too thick for the bus to run that far. _________________
12. He broke his promise that he would help me. _________________________ 13. Word came that a building would be built here. ______________________
三、考点归纳 一）、语序：___________________
1. She sensed something. A tall man in a dark coat was staring at her. (合并) She sensed ___________________________________________.
2. She wondered. Would the buses still be running? （合并） She wondered_____________________________________________. 3他是怎么成功的仍然是个谜。
_______________________ is still a puzzle. 4 你能告诉我他住在什么地方吗？
Could you tell me _____________________________?
注：I don’t know _______________________________________________. (她怎么了？) 二）、名词性从句的引导词
a. That That light travels in straight lines is known to all. 补充：（众所周知）=_______ is known to all that light travels in straight lines.
=_______ is known to all is that light travels in straight lines. =_______ is known to all, light travels in straight in lines.
b. if/whether No one knew if/whether he lost his sight because of an accident. c. 疑问词 This is what we are looking for.
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引导词的选用
（1） that 和what
1.______ he wants is a book.
2. ______ he wants to go there is obvious. 3. The result is ______ we won the game. 4. This is _____ we want to know. 5. Is _____ he told us true ?
6. We should pay attention to ______ the teacher is saying. 7. I have no doubt _____ he will come.
8. I have no idea _____ he did that afternoon.
Conclusion: that在名词性从句中不充当任何成分，只起连接作用。
what除起连接作用外，还在名词性从句中充当成分，可做从句的主语、宾语、或表语。
(2) 引导词that 的省略
1. I don’t think ________ she is coming.
2. It is a pity ________ he has made such a mistake. 3. The reason is _________ he is careless .
4. The news ________ our team won the match inspired us.
5. I don’t think it necessary _________ you should read English aloud.
6. He told me __________ his father had died and __________ he had to make a living alone.
Conclusion: ____________从句中that可省，且只有__________可省。
(3) if 和whether
1. I asked her __________ she had a bike.
2.______ we will hold a party in the open air tomorrow depends on the weather. 3. We’re worried about ________ he is safe. 4. I don’t know ___________ he is well or not.
5. I don’t know ________ or not he is well. 6. The question is _________ he should do it.
7.The doctor can hardly answer the question ______ the old man will recover soon. 8. I don’t know _______ to go.
9. It hasn’t been decided ___________we shall attend the meeting. Conclusion: if只可以用于：a. _________________ b. it作形式主语时
(4)其它连接代词和副词的选用
我们何时举行运动会还没有决定。________ we shall hold our sports meeting is not decided.
我不知道昨天谁打破了玻璃。I don’t know _________ broke the glass yesterday. 我不知道他长的什么样子。I have no idea _________ he looks like. 这就是我忘记眼镜的地方。This is _________ I left my glasses.
Conclusion: 主要根据名词性从句中的具体意义,正确的选择who、which、when、where、why、how 等,这些连接词既具有疑问含义，又起连接作用，同时在从句中充当各种成分。 三）、同位语从句
1.同位语从句的格式：____________________
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2.能接同位语从句的名词有：fact, idea, news, possibility, word, doubt, information, order, belief, suggestion, advice, promise等
3.连接词通常是that,也可根据含义选用whether, what, when, where 等来引导同位语从句。
1. I have no idea _________ he comes from.
2. He can’t answer the question ________ he got the money.
3. He gave us many suggestions ________ we should get up earlier and take more exercise.
4. I have no doubt ________ he will win. 5. I have some doubt ________ he will win.
6. I have no idea _________ he will be back. 7. I have no idea _________ he said.
4 同位语从句与定语从句的区别
定语从句是____________的从句, 它与先行词是______________________的关系。 名词性从句是__________从句，是对前面名词作进一步的___________________。
1）The news ___________ our football team won the match was really encouraging . 2）The news ______________________ we heard on the radio was not true .
Conclusion: 定语从句是先行词的修饰语，它不涉及先行词的具体内容。定语从句中that不但起连接作用，而且在定语从句中_________一个句子成分，充当从句的宾语成分时__________。
同位语从句是对中心词的内容作进一步的解释和说明，表明中心词的具体内容。引导同位语从句的that在同位语从句中_________任何成分,只起连接作用,无具体含义,且___________.
1.We expressed the hope that they had expressed. ________________
2. We expressed the hope that they would come to China again. ________________- 1.The information has been announced that more middle school graduates will be admitted into university. __________________
2.The information that he revealed at the meeting is of great value. ________________ 四）、特殊句型
1 He gave me a suggestion that I____________ (be) calm now.
2 The suggestion is that he ___________ (keep) calm all the time. 3 He desired that he _______ (become) a pilot in the future.
Conclusion: 在表示__________、__________、__________三类词的名词性从句中，要用虚拟语气,结构为 sb should do, should 可省略。常见词有________________________________
______________________________________________________________________等。 五）、 宾语从句的时态呼应
1他相信他的梦想总有一天会实现的. He believes _________________________________ . 2请告诉我你昨天这个时候在干什么. Please tell me _______________________________. 3他告诉我他正在为考试做准备。He told me _____________________________________ . 4 他说他已离开家乡十年了。He told me __________________________________________. 5老师告诉我们光是沿直线运行的。The teacher told me______________________________. Conclusion: 如果主句是过去时,从句谓语动词一般用过去的某种时态。但如果从句表达的
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