牛津高中英语模块三语法名词性从句

1、welcome 名词性从句名词性从句(一一)noun clausestask i.什么叫什么叫“名词性从句名词性从句”？ 名词性从句在功能上相当于名词名词性从句在功能上相当于名词主语主语 his job is important.what he does is important.表语表语this is his job.this is what he does every day. 宾语宾语 i dont like his job.i dont like what he does every day.同位语同位语 i dont know about the man, mr. white.i d

2、ont know about the fact that he is a teacher.名词性从句的定义名词性从句的定义practice time：指出下列各名词性从句的种指出下列各名词性从句的种类类at lunchtime, the radio weatherman reported that the mist would become a thick fog in the afternoon.2. she wondered if the buses would still be running.3. the truth is that the fog is too thick for t

3、he bus to run that far.4. she sensed that she was being watched by a tall man ina dark coat.5. when we will start is not clear.6. i had no idea that you were her friend.object clauseobject clausepredicative clauseobject clausesubject clauseapposition clausetask ii.引导词的由来引导词的由来 句型转换 1.they are good d

4、octors. he told us. 2. he hadnt said anything at the meeting. the fact surprised us.he told us that they were good doctors.the fact that he hadnt said anything at the meeting surprised us.总结：当从句原来是陈述句时，变总结：当从句原来是陈述句时，变成名词性从句用成名词性从句用that引导。引导。3.does your sister get up early? do you know? 4.do animals

5、 have the same senses as humans? i often wonder. do you know if/ whether your sister gets up early?i often wonder if/ whether animals have the same senses as humans.总结：当从句原来是一般疑问句时，总结：当从句原来是一般疑问句时，变成名词性从句用变成名词性从句用if或或whether引导。引导。5.when did he buy this new bike? could you tell me? 6.my question is t

6、his: where will the lecture be given? could you tell me when he bought this new bike?my question is where the lecture will be given.总结：当从句原来是特殊疑问句时，总结：当从句原来是特殊疑问句时，变成名词性从句还用原来的特殊疑变成名词性从句还用原来的特殊疑问词来引导。问词来引导。task iii.名词性从句的语序、时态及单复数概念 1.that i can pay back the help people give me makes me happy. 2.it

7、was good news that everybody got back safely. 3.she sensed that she was being watched. 4.the truth is that the fog is too thick for the bus to run that far. 5.whether he will come or not is unimportant to me.总结：名词性从句必须用陈述句语总结：名词性从句必须用陈述句语序。宾语从句的时态必须与主句序。宾语从句的时态必须与主句保持一致。另外，一般情况下，保持一致。另外，一般情况下，名词性从句均

8、看作单数概念。名词性从句均看作单数概念。1.what we need is more time.2.what we need are more english dictionaries.practice time.单句改错1.that the earth turns around the sun are known to all.2.when the meeting will be held havent been known yet.3.i didnt know that you will come.4.he said that he is writing a story.5.could y

9、ou tell me when will he arrive?6.you can begin to see why does english have such strange rules._ is_ hasnt_would_was_ he will_ english hastask iv.名词性从句与名词性从句与it 当主语从句放在句首使句子显得笨重时，当主语从句放在句首使句子显得笨重时，一般把它移到句子后面，前面用引导词一般把它移到句子后面，前面用引导词it作形作形式主语。式主语。what引导引导 的主语从句例外。的主语从句例外。 its a pity that you missed th

10、e film. it makes no difference whether he will attend the meeting or not. it is said that the novel has been translated into english.注意注意如果句子是疑问形式，就只能用如果句子是疑问形式，就只能用带带it的结构了！的结构了！ 动词动词think, make, feel, consider等后常等后常用用it作形式宾语来代替作形式宾语来代替that引导的定语从句。引导的定语从句。 we all thought it good news that the fog h

11、ad finally gone. the conductor has made it clear that no buses will be running. i consider it necessary that we should ask him for advice.巧记巧记it作形式代词真能干，可把不定式、作形式代词真能干，可把不定式、动名词或从句来代办，而让它们后面动名词或从句来代办，而让它们后面站！站！practice time:用形式代词用形式代词it转换下转换下列名词性从句列名词性从句 1.who broke the glass yesterday is not clear.

12、 2.why he did the work is easy to understand. 3.that her hair was turning grey worried her a bit. 4.he had won the first prize. we thought it was good news.task v.whether与与if的辨用的辨用 表“是否”时，在下列情况下用whether。 a. 主语从句主语从句b. 表语从句表语从句c. 同位语从句同位语从句e. 介词后的宾语从句介词后的宾语从句f.后接动词不定式后接动词不定式 (whether to do sth.) g .w

13、hether or not 连在一起引导宾语从连在一起引导宾语从句时不用句时不用ifpractice timeif / whether1. 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 _ he is safe.4. i dont know _ he is well or not.5. i dont know _ or not he is well.6. the question is _ he

14、 should do it.7.the doctor can hardly answer the question_ the old man will recover soon.8. i dont know _ to go. 9._ you are not free tomorrow, ill go without you.if / whetherwhether whetherwhether /ifwhetherwhetherwhetherwhetheriftask vi.that不可省略的几种情况1.主语从句、同位语从句中的主语从句、同位语从句中的that不能省略不能省略 that they

15、 are good at english is known to us all. she expressed the hope that they would come to china one day. 2.宾语从句中的连接词宾语从句中的连接词that在以下三种情况在以下三种情况下不能省略：下不能省略： （1）当）当that 从句与另一名词性从句并列作从句与另一名词性从句并列作宾语时，第二个宾语时，第二个that不能省；不能省； （2）当）当that作介词宾语时，作介词宾语时，that不可省掉。不可省掉。 （3）用）用it做形式宾语的宾语从句做形式宾语的宾语从句 everyone knew

16、what happened and that she was worried. the reason lies in that she works harder than the others do. i think it necessary that you should read english aloud.practice time:判断下列各句中的判断下列各句中的that是否可以省略是否可以省略 1.that she was chosen made us very happy. 2.she told me that she would accept my invitation. 3.s

17、he said that she would go there on friday and that she would return the next wednesday. 4.we think it important that you should do it at once. 5.i didnt tell him anything except that i wasnt be able to find my way back.task vii.表语从句中的表语从句中的that, because和和why the reason why she was late was _ he didn

18、t catch the bus. she was late. thats _ she didnt catch the bus. she didnt catch the bus. thats _ she was late.thatbecausewhytask viii.同位语从句同位语从句pk定语从句定语从句 1.we heard the news that our team had won the game. 2.the news that you told us yesterday was really disappointing.技巧技巧试加法试加法/成分法成分法1.the news wa

19、s that our team had won the game. 2.the news was that you told us. practice :判断下列各句是同位语判断下列各句是同位语从句还是定语从句从句还是定语从句 1.they expressed the hope that they would come to visit china again. 2. the hope that she expressed is that they would come to visit china again. 3.the fact that she works hard is well k

20、nown to us all. 4. i cant stand the terrible noise that she is crying loudly. 同位语从句同位语从句定语从句定语从句同位语从句同位语从句同位语从句同位语从句综合测试 1. the question is _the film is worth seeing. a. if b. what c. whether d. how 2. news came _ the students would put off the outing until next week, when they wouldnt be busy. a. t

21、hat b. whenc. which d. whetherca 3. whats the matter with you? you have no idea _. a. how i was worriedb. how worried was i c. how was i worriedd. how worried i was 4. i had neither a raincoat nor an umbrella. thats _ i got well all through. a. how b. because c. whyd. that 5. he is absent today. thats _ he is ill. a. when b. because c. whyd. thatdcb 6. whether the sports meet will be held _