高中英语必修三第四单元语法课件(主语从句)

1、,Subject Clause 主语从句,找出每个句子中的主语,导学案课前单,1. Jane is good at playing the piano. 2. She went out in a hurry. 3. To see is to believe. 4. Smoking is bad for health. 5. What he has said is true.,tips：（1）主语是句子说明的人或事物，一般放在_. （2）在句子中充当_的从句就是主语从句。.,（名词） （代词） （不定式） （动名词） （从句）,句首,主语,That he will pass the exam is certain. Whether he will pass the exam is uncertain. Who will go makes no difference. What we need is more time. Which book I shall choose hasnt been decided.,找出下列句子中的主语从句,主语从句考点归纳,主语从句连接词的使用,主谓一致 （

2、谓语动词单 数 ?复数？）,形式主语结构,主语从句的语序、时态,合作探究,例1. When will he come is not known.,规律一、主语从句一律用陈述语序，即主语在前，谓语在后。 主语从句的时态受主句的时态影响和限制。,正：When he will come is not known.,例2.That he finishes his work on time was a great surprise to us all.,一、 主语从句的语序、时态,正: That he finished his work on time,例3. He will not come to the meeting this evening is true.,正：That he will not come to the meeting this evening is true.,规律二、连词that 在主语从句中无实际意义， 但不能省略。,二、 主语从句连接词的使用,例4. If the meeting will be put off has not been decided yet.,

3、正： Whether the meeting will be put off has not been decided yet.,规律三、whether 可以引导主语从句， 放在句首，但if不能,Usage of the Conjunctions,规律四、缺什么补什么,_ is known to all. (地球是圆的) _ is that computers can recognize human voices. (让我们感到惊讶的是电脑能分辨人的声音。),That the earth is round,What surprises us,that 和what的区别,什么不缺用that what “的事（物，时间，地点，人物等）不同概念。,_(任何一个来的人)is welcome. _(任何我拥有的东西)is yours. _(你想要的任何一个) is yours.,No matter who breaks the rule will be punished.（T/F）,whatever=anything that whoever=anyone who,疑问词-ever,Whoeve

4、r,Whatever I have,Whoever comes,Whichever you want,例5. When he will come are a puzzle.,正：When he will come is a puzzle.,规律五、主语从句的谓语动词多用 单数第三人称形式。,三、 主语从句中的主谓一致,That he will pass all the exams is certain. Which book I shall choose hasnt been decided. How she keeps healthy is a secret.,注意,What I want is the book. What I want are some books.,结论：,what 引导的从句做主语时，谓语的单复数取决它的_.,观察下列两个句子的谓语， 并尝试得出结论,表语,That we cant go to see the movie is a pity.,It is a pity that we cant go to see the movie.,形式主语,四、 主语从句

5、中的形式主语,It + be + 名词 that从句 It is a pity that 很遗憾 It is a fact that 事实是,形式主语常用句型,It + be + 形容词 that从句 It is obvious that 显然. It is important that . 重要的是,It + be + 过去分词 that从句 It is said that. 据说. It is known that 众所周知,It +不及物动词+that It happened that. 碰巧 It occurred to me that我突然想起,1._(是个惊喜)that he changed his mind. 2._(据推测) that she will come back tomorrow. 3._(有必要)that we should learn English.,It is a surprise,It is predicted,It is necessary,Its necessary/ important/ natural /strange that +从句（虚拟

6、语气 should +动词原形）,小试牛刀,他是不是我的孩子仍然是个问题。,_remains a question.,Whether he is my child,_is your hairstyle.,我最喜欢的是你的发型。,What I like most,_that the word diaosi reflects social problems.,据认为“屌丝”这个词反映了社会问题。,It is believed,_is attracted by her.,任何见到这个女孩的人都被她吸引。,Whoever sees the girl,_that we should wear rain shoes on rainy days.,雨天要穿雨鞋是常识。,It is common knowledge,What I need is rest.,我需要的就是休息。,杜拉拉如何成功取决于她的勤奋。,How Du Lala becomes successful depends on her hard work.,What the boy did made the teacher angry.,

7、这个男孩所做的事让老师很生气。,important,not have a stupid teammate,It is important that we should not have a stupid teammate.,主语从句在写作中的应用,1. 合并句子: Whether will you go to the party? It makes no difference.,Whether you will go to the party makes no difference. It makes no difference whether you will go to the party.,hard work leads to success,2. 开头句式：句型+自编名言 It is universally acknowledged that 公认 It goes without saying that 不用说 It goes without saying that _(努力通向成功),3. 结尾提建议的句式： As far as I am concerned, it is n

8、ecessary that _. ( It is suggested/recommended that It is high time that we should take some measures. It is necessary/important/vital that sb. should) 4. what 引导的主语从句 What impressed/surprised me most is What is more serious is that 更严重的是 What is important is that In my opinion, _(父母所做的) has an influence on their childrens development.,what parents do,What do you think of grammar learning? How can you learn grammar well?,In my opinion, it is very important _ (我学好语法) because it can help me with m

9、y writing and my sentence structure. _ is known to all that grammar is really a bridge to success. Believe it or not, it doesnt matter _ we can recite all those grammar rules. _ we need to do is try to understand and use the language.,It,whether,What,1. _ is needed for success is your hard work. 2. _ can join in the sport meet is decided by the teacher. 3. _ he will join us or not makes no difference.,随堂自测,语法填空,What,Who,Whether,1. When the meeting will be held have not been known yet. 2. That he said made me very angry 3. That is said that Tom never eats meat.,随堂自测,单句改错,has,What,It,1. _

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