人教版必修3unit4-Noun-clauses-as-the-subject.ppt

1、Music time,What I want is what Ive got.,主语从句,Noun Clause as,Unit 4 Grammar,the Subject,Learning Aims,Master the use of the subject clause Do some exercises Finish a short passage using the subject clause.,His job is important.,What he does is important.,主语从句的定义：,主语,在句中充当主语的从句叫做主语从句。,1.That he will c

2、ome is certain. 2.Whether he will come is not clear. 3.What she said is not yet known. 4. Who will go has not been decided. 5. Which side will win is not clear. 6. Whatever I have is yours. 7. Whoever comes is welcome. 8. When they will set off is not decided. 10.Where she is from is unknown. 11.Why

3、 he did it remains a mystery. 12.How we will paint the house has not been decided.,Find the subject clauses in the following sentences, and think about what are the connectors (连接词),Tip: 先找谓语,引导词,连接代词：,What(ever), who(ever), which(ever),连接副词：,when, where, why, how,不做成分的连接词：,that, whether, if,Error c

4、orrecting,When will they set off is not decided. Where is she from is unknown.,they will,she is,主语从句的语序为_.,陈述句语序,Conclusion1：,1. That he will come is certain. 2. Whether he will come is not clear. 3. It is not clear whether he will come.,1._不做成分，无意义，不能省略。 2.引导主语从句在句首只能用_,有it作形式主语的_或_都可以.,If,if,that,

5、whether,if,Conclusion2：,whether,_the cat made the boy cry is true.,That,他是不是我的孩子仍然是个问题。 _remains a question.,Whether he is my child,如果主语从句中缺少 主语, 宾语, 表语或定语, 用连接代词 “what (ever), who (ever), whom (ever) which (ever)”。,1. What she said is not yet known. 2. Who will go has not been decided. 3. Which sid

6、e will win is not clear 4. Whatever I have is yours. 5. Whoever comes is welcome.,What,Who,Which,Whatever,Whoever,判断主语句中连接代词所做成分,Conclusion3：,宾语,主语,定语,宾语,主语,用连接代词填空,学以致用,_ we can learn from the film is love.,What,learn sth from sb/sth,_ 谁将会赢得一等奖is unknown.,Who will win the first prize,_ one attracts

7、 more people is uncertain.,Which,_impress us is their fantastic performance and talented skill.,What,_ breaks the law will be punished.,Whoever,Conclusion3,When they will set off is not decided. Where she is from is unknown. Why he cries is not clear. How we will paint the house has not been decided

8、.,如缺:时间状语用_; 地点状语用_； 原因状语用_; 方式状语用_； 主语从句的谓语动词多用_。,when,where,why,how,单数第三人称形式,观察发现,小试牛刀,_/_/_ the plane will be found is still not clear.,When,Where,How,Why the plane disappeared still _ (remain) a mystery.,remains,What can you see on the screen ?,What I can see on the screen is _.,are _,what 引导的主语

9、从句，可根据表语决定主句动词的单复数形式。,Conclusion4,a cake/a pig,flowers,What he needs _ that book. 2. What he needs _ some books.,is,are,That he will win the match is certain. It is certain that he will win the match.,一般来说主语从句都是放在 ,但有时为了使句子保持 ,避免”头重脚轻”, 常用 作 ，从而把主语从句放在 ,句首,平衡,it,形式主语,后面,conclusion5:,总结归纳,Useful sent

10、ence structure: 1) It is + n. +从句 It is a pity/shame that. 遗憾的是 It is a surprise that令人惊奇的是 It is a fact that 是事实 It is common knowledge that 是常识 *_(很遗憾)we lost the match. *_(这是事实)he cheated in the exam.,It is a pity that,It is a fact that,2) It is + adj. +从句 Its certain that 肯定 It is possible that.

11、 很可能 It is unlikely that. 不可能 It is obvious that 很明显 It is necessary/important/natural/. that *_(很可能)she will come back tomorrow. *_(很明显)this measure is effective.,+(should) +do,It is possible that,It is obvious that,3) It +不及物动词+从句 It happened that. 碰巧 It occurred to me that我突然想起 *_(刚好)I came into

12、the office at that time. *_(我突然想起)I forget to send the letter.,It happened that,It occurred to me that,4) It + be +过去分词+从句 It is said that. 据说 It is known to all that. 众所周知 It is reported that. 据报道 It is believed that.据信;人们相信 It is suggested that + (should）do. 建议 *_(据报道) Michelle Obama and her famil

13、y have gone back to America. *_(建议)we should eat more vegetables and do more exercise.,It is reported that,It is suggested that,we should wear rain shoes on rainy days.,我们雨天应该穿雨鞋（rain shoes）是常识。,It is common knowledge that _,It is important that we (should) have enough sleep.,我们有足够的睡眠很重要。,It is said

14、 that the hairstyle is popular.,据说这个发型(hairstyle)很流行。,1.用 that / whether / if/ /where / how / when /why / who(ever)/what(ever)/which(ever)/ etc. 来连接主语从句.,Subject Clause,3.引导主语从句在句首只能用whether,有it作形式主语的whether/if都可以.,2.That 在主语从句中不能省略.,4.有时为了使句子结构平衡, 避免 “头重脚轻”,常用 it 作形式主语,而把从句放在后面.（4种句型）。 5.主语从句作主语时，谓

15、语动词一般用单数形式。,summary：,高考题中显身手,It is by no means(一点也不)clear _ the president can do to end the strike.（2012课标 全国I,24） 2.It doesnt matter _ you turn right or left at the crossingboth roads lead to the park.（2012山东，23） 3.It suddenly occurred to him _ he had left his keys in the office. （2012江西，28） 4. _ B

16、arbara Jones offers to her fans is honesty and happiness.（2011北京，22）,what,whether,What,that,whether.or.是.还是.,Group work,主语从句在写作中的应用,What do you think of English learning? How can you learn English well?,众所周知，英语已经变成了一种国际性语言。 English is widely spoken in the world. Believe it or not, its spoken by more

17、 than four hundred million people. So, 我们学好英语很重要。 However, 我们如何学好英语是一个问题。 The best way is to use it all the time . It doesnt matter _ we can recite all those grammar rules. _ we need to do is try to understand and use the language.,It is well known that English has,become an international language.,

18、It is important,How we can learn English well is a problem.,whether,What,that we (should) learn English well.,众所周知，英语在生活中起很重要的作用。因此，我们如何学好英语很重要。首先，背英语单词是很有必要的。其次，我们应该学习英语语法。我们是否能记住所有的语法规则没有关系。我们需要做的是努力理解并使用它。另外，掌握好英语口语也是很重要的。我们要做的是每天练习。总之，学习英语最好的方式就是每天使用它。,It is well known that English plays an important part in our daily life. Th