高中英语名词性从句详解 共30张PPT.ppt

1、名词性从句详解名词性从句详解 Noun Clause 起名词性作用的从句，叫名词性从句。起名词性作用的从句，叫名词性从句。 换言之，在英语的句子结构中，本来该由名词充当的换言之，在英语的句子结构中，本来该由名词充当的 主语、宾语、表语和同位语部分，换由一个句子来充主语、宾语、表语和同位语部分，换由一个句子来充 当，这样的句子就是名词性从句。当，这样的句子就是名词性从句。 ？ 定语从句定语从句的定义：的定义： 起定语作用，用来修饰名词或代词的从句。起定语作用，用来修饰名词或代词的从句。 一：名词性从句一：名词性从句定义定义 4、（同位语从句） ( appositive clause ) 二：二：

2、 分类分类 1、主语从句、主语从句 ( subject clause ) 2、表语从句、表语从句 ( predicative clause ) 3、宾语从句、宾语从句 ( object clause ) 1、English is very useful for us . 2、The subject I am interested in is English. 3、We need to master English well. 4、He want to learn the language , English . ？：？： (主语主语) (宾语宾语) (表语表语) (同位语同位语) 连接副词（连

3、接副词（4个）：个）：when、 why、 where、 how 三：三： 引导词引导词 从属连词（从属连词（3个）：个）：that 、if、 whether 连接代词连接代词 （9个）：个）：who、 whom 、 what、 which、 whose、 whoever whomever、 whatever、 whichever、 名词性从句引导词的用法（名词性从句引导词的用法（1）：）： 从句中的每一个引导词都有从句中的每一个引导词都有3个功能个功能，分别如下，分别如下: 从属连词从属连词 “that”-无词义、不作成份、起连接作用无词义、不作成份、起连接作用 “if”- “是否”、不作成

4、份、起连接作用是否”、不作成份、起连接作用 “whether”-“是否”、不作成份、起连接作是否”、不作成份、起连接作 用用 1、That we will realize our dreams in the future is certain . 2、The fact is that Beijing will hold 29th Olympic Games this year. 3、I know that well begun is half done . “that”-无词义、不作成份、起连接作用无词义、不作成份、起连接作用 （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（

5、宾语从句） 1、Whether she will come back on time depends on weather . 2、The problem is whether you could give us some valuable advice . 3、I asked him whether he could do me a favor . “whether”-“是否”、不作成份、起连接作用是否”、不作成份、起连接作用 （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） If 只能引导两种名词性从句：宾语从句、不放于句首只能引导两种名词性从句：宾语从句、不放

6、于句首 的主语从句。的主语从句。Whether四种从句均可以引导。四种从句均可以引导。 If与与whether的区别：的区别： 1、Whether she will come back on time depends on weather . 2、I asked him whether he could do me a favor . ？：？： 1、It depends on weather if she will come back on time . 2、I asked him if he could do me a favor . 1、whether能引导放于句首的主语从句能引导放于句首

7、的主语从句，if不能不能。 2、whether能引导表语从句能引导表语从句（和同位语从句和同位语从句），if不不 能能 3、whether可以引导从句作介词的宾语，不用可以引导从句作介词的宾语，不用if 。 4、whether or not 连在一起可以，但连在一起可以，但if不可以。不可以。 只能用只能用whether 不用不用if 1、I asked her _ she had a bike. 2._ we will hold a party in the open air tomorrow depends on the weather. 3. Were worried about _ h

8、e is safe. 4. I dont know _ he is well or not. 5. I dont know _ or not he is well. if/whether Whether whether whether/if whether 请用请用if / whether填空：填空： 连接代词连接代词 名词性从句引导词的用法（名词性从句引导词的用法（2）：）： “who”-“谁”、作谁”、作主主语、起连接作用语、起连接作用 “whom”-“谁”、作谁”、作宾宾语、起连接作用语、起连接作用 “what”-“事情”、作事情”、作主表宾主表宾、起连接作用、起连接作用 “whose”

9、-“谁的”、作谁的”、作定定语、起连接作用语、起连接作用 “which”-“哪哪-”、作、作定定语、起连接作用语、起连接作用 “who”-“谁”、作主语、起连接作用谁”、作主语、起连接作用 1、Who will go to the college is still uncertain . 2、The trouble is who could lend me some money . 3、He want to know who picked up his mobile phone . （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 1、Whom you will l

10、earn from is worth thinking over . 2、The thing I am anxious about is whom he will turn to for help . 3、His mother asked him whom he could believe in . “whom”-“谁”、作宾语、起连接作谁”、作宾语、起连接作 用用 （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 1、What I desire to get is a good reputation . 2、What he will tell me is what

11、 I have been expecting to know . 3、They agree with what I said just now . “what”-“事情”、作主表宾语、起连接作用事情”、作主表宾语、起连接作用 （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 1、Which class is suitable for us isnt most important . 2、What he wants to ask you now is which team won the game . 3、Could you tell me which one is

12、right . “which”-“哪哪-”、作定语、起连接作用、作定语、起连接作用 （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 1、Whose bag was the most beautiful is still unknown now . 2、The question is whose friends could lend me a hand . 3、I want to know whose suggestion is more practical . “whose”-“谁的”、作定语、起连接作谁的”、作定语、起连接作 用用 （主语从句）（主语从句） （表

13、语从句）（表语从句） （宾语从句）（宾语从句） 名词性从句引导词的用法（名词性从句引导词的用法（3）：）： 连接代词连接代词 “whomever”- “-的任何人”、作的任何人”、作宾宾语、语、 “whoever”- “-的任何人”、作的任何人”、作主主语、语、 “whatever”- “-的任何东西”、作的任何东西”、作主表宾主表宾语、语、 “whichever”- “无论哪个或哪些无论哪个或哪些-”、作、作定定语、语、 “whoever”- “-的任何人”、作主语、起连接作用的任何人”、作主语、起连接作用 1、Whoever could solve the problem will be

14、rewarded . 2、The person I will praise is whoever could work out the question . 3、You should appreciate whoever helped you in the past . （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） “whomever”- “-的任何人”、作宾语、起连接作用的任何人”、作宾语、起连接作用 1、Whomever you will meet in the meeting is excellent . 2、The person I could depe

15、nd on is whomever you believe in . 3、You should learn from whomever I praised yesterday . （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 1、Whatever you did in the past was very meaningful . 2、What we should do is whatever is worth doing . 3、We should do whatever is worth doing . “whatever”- “-的任何东西”、作主表宾语、的

16、任何东西”、作主表宾语、 （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） “whichever”- “-的哪些或哪个”、作主、表、宾语、的哪些或哪个”、作主、表、宾语、 1、Whichever team win the game is possible . 2、The fact is whichever teacher could help you learn English well . 3、You could choose whichever book you want . （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 名词性从

17、句引导词的用法（名词性从句引导词的用法（4）：）： 连接副词连接副词 “why”- “为什么”、作状语、起连接作用为什么”、作状语、起连接作用 “how”- “如何”、作状语、起连接作用如何”、作状语、起连接作用 “where”- “什么地方”、作状语、起连接作用什么地方”、作状语、起连接作用 “when”- “什么时候”、作状语、起连接作用什么时候”、作状语、起连接作用 “when”- “什么时候”、作状语、起连接作什么时候”、作状语、起连接作 用用 1、When the meeting will begin isnt decided now . 2、The trouble is when

18、he could recover from the disease . 3、He asked us when we would graduate from the school . （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） “where”- “什么地方”、作状语、起连接作用什么地方”、作状语、起连接作用 1、Where I could buy the book is uncertain now . 2、His question was where we would hold the opening ceremony . 3、I couldnt tell yo

19、u where they have been living . （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 1、Why he killed himself is still a secret now . 2、What surprised me was why they failed again . 3、I just want to ask you why I was fired . “why”- “为什么”、作状语、起连接作用为什么”、作状语、起连接作用 （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 1、How the thie

20、f stole the bike is still a mystery . 2、What the professor asked us was how we could make our parents happy . 3、I will go to ask my teacher how I could work out the problem . “how”- “如何”、作状语、起连接作如何”、作状语、起连接作 用用 （主语从句）（主语从句） （表语从句）（表语从句） （宾语从句）（宾语从句） 用用that / what填空：填空： 1._ he wants is a book. 2. _ h

21、e 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 ? What That that what what 1._ he made an important speech at the meeting was true. A. That B. Why C. What D. How 2. _well go camping tomorrow depends on the weather . A. If B. Whet

22、her C .That D. Where exercises： 3. Its known to us all _ a form of energy . A. water is B. that water is C. is water D. that water to 4. It worried her a bit _ her hair was turning gray. A. whether B. That C. what D. when 5.What I say and think _ none of your business. A. is B. are C. has D have 6.

23、_made the school proud was _more than 90%of the students had been admitted to key universities . A. What / because B . What / that C .That / what D. That / because 7._she couldnt understand was _ fewer and fewer students showed interest in her lessons . A .What / why B .That / what C .What / because D. Why / that 8. He is absent from school . It is _ he was punished! A. why B. because C. that D. the reason