人教新课标高中英语必修三Unit 4 Astronomy_ the science of the starsUnit 4 Astronomy_ the science of the stars导学案(4).doc

UNIT 4 Astronomy: the science of the starsGrammar导学案2学习重点：正确选择关系词并运用主语从句。学习难点：关系代词和关系副词的用法区别。课前预习案Previewing Case 使用说明及学法指导：1. 自我学习课本29页的内容,完成预习案进行自我检测。2. 完成时间20分钟。Task 1 Discussion: Everybody has an amazing mother who gives us life and the whole affection. We thank them very much. Q1：What do you think of your mother? Please share your feelings with us. *I think _ *I wonder_*I feel _ *Im sure _Q2: Do you think you know your mother very well?*What my mother likes is_*What my mother doesnt like is_*What makes my mother happy is_*What my mother needs is_Task 2 Listen to a song and fill in the blanks. Here I have given you the lyrics of the song. Although loneliness has always been a friend of mine Im leaving my life in your handsPeople say_Im crazy and that I am blind Risking it all in a glance_ you got me blind is still a mystery I cant get you out of my headDont care _ is written in you history As long as youre here with meI dont care _ you are,_ youre from,_ you didAs long as you love me Who you are Where youre from Dont care _ you didAs long as you love me Every little thing that you have said and doneFeels like its deep within me Doesnt really matter if youre on the runIt seems like(as if)_ were meant to beTask 3 Revision: Find the subjects in the following sentences.1. A tree has fallen across the road. 2. You are a student.3. To find your way can be a problem. 4. Smoking is harmful to you.5. What she said is not yet known. 6. That we shall be late is certain.7. Its certain that we shall be late.Conclusion(from 5&6 ): 主语从句：一个句子在_引导下,在另一个句子中充当_(相当于一个_词)的从句。我的疑问课堂探究案 Exploring Cases探究点一 Relatives: . Find the subject clauses in the following sentences and translate them.1. That he will come is certain.2. Whether it will please them is not easy to say.3. What seems easy to some people seems difficult to others.4. Which side will win is not clear.5. Why he did it remains a mystery.6. When they will start is not known yet.7. How he became a great scientist is known to us all.8. Who will take part in the meeting has not been decided.9. Whoever breaks the law will be punished.10. Where she is from is unknown.思考1：主语从句有哪些引导词,这些引导词如何选用? 主语从句的引导词：连词: _ _连接代词: _ _ _ _ _ _ _ _连接副词: _ _ _ _思考2 ：如何选择引导词?依据“缺什么补什么”原则确定正确的连词。所谓“缺什么补什么”是指句型结构与连词之间的关系。如果句子中缺主语,指人用_,指物用_；如缺宾语,指人用_,指物用_ ；如缺时间状语用_；地点状语用_；原因状语用_；方式状语用_；定语用_或_；什么都不缺用_。E.g. Where he will go is unknown. What you said yesterday is right.That he knows Japanese is known to all.Whether he is coming doesnt matter much.Complete the sentences using what, whether, where, when, who, why, how or that.1. (_ is needed for success) is your hard work.2. (_ they will arrive )has been told to the teacher.3. (_ we will go tomorrow )hasnt been decided yet.4. (_ can join in the sport meet) is decided by the teacher.5. (_ it will rain or not) is not clear.6. (_ the earth is becoming warm) is a good topic for research.7. (_ the earth is a solid ball) is known to us all.探究点二 主语从句的规律: 找出下列句子中的错误,并总结规律。例1.When will he come is not known. 改正为：_.规律一: 主语从句一律用_语序,即_语在前,_语在后。例2. He will not come to the meeting this evening is true.改正为：_规律二: 连词_在从句中无实际意义,但_省略。例3. If the meeting will be put off has not been decided yet.改正为：_规律三: _可以引导主语从句,放在句首,但_不能。例4. That whether he will help others is a fact. 改正为：_规律四: 主语从句中的连词_重叠使用。例5. When he will come are a puzzle. 改正为：_规律五: 含主语从句的主句谓语动词多用_数第三人称形式。例6. 1). What he needs _ that book. (be) 2). What he needs _ some books.(be)规律六: _引导的主语从句,可根据_语决定主句动词的单复数形式。例7. That the earth turns around the sun is known to all. = _ is known to all that the earth turns around the sun.规律七: 主语从句为了避免头重脚轻现象,用_做_主语,而把从句(真正的主语)放在后面。这样就构成了下面一些常用句型: 1) It is +_+_ It is a pity/shame that. _ It is a surprise that_ It is a fact that_ It is common knowledge that _*_(很遗憾)we lost the match.*_(这是事实)he cheated in the exam.2) It is +_+_ Its certain that _ It is possible that. _ It is unlikely that. _ It is obvious that _ It is necessary important natural. that *_(很可能)she will come back tomorrow.*_(很明显)this measure is effective.3) It +_动词+从句 It happened that. _ It occurred to me that _*_(刚好)I came into the office at that time.*_(我突然想起)I forget to sent the letter.4) It +_ +_+从句 It is said that. _ It is known to all that. _It is reported that. _ It is believed that._It is suggested that + (should)do. _- It must be admitted that_ It cannot be denied that _It must be pointed out that _*_(据报道)20 people were killed in the accident. *_(建议)we should eat more vegetable and do more exercise.训练案Training case . 找出错误,并给出理由：1. Where shall we spend the holiday isnt decided. 2. You have made a mistake is a fact. 3. If the policeman will come is not certain.4. That is certain that we can win.5. It is ordered we should leave at once.6. Where he comes from are a mystery.7. What whether he likes the job is not clear.8. Who he is and where he is from is important. 9. What he saw is the stars in the sky.用引导词填空。1. _ he said at the meeting astonished everybody present.2. _ the 2000 Olympic Games will be held in Beijing is not known yet.3. _ well go camping tomorrow depends on the weather.4. _ leaves the room last ought to turn off the lights. 6. _ is a fact that English is being accepted as an international language.7. It worried her a bit _ her hair was turning gray. 8. The Foreign Minister said, _ is our hope that the two sides will work towards peace.9. After Yang Liwei succeeded in circling the earth, _ our astronauts desire to do is walking in space. 体验高考1. The other day, my brother drove his car down the street at _ I thought was a dangerous speed. A. as B. which C. what D. That2. _ in the regulations that you should not tell other people the password of your email account.A. What is required B. What requires C. It is required D. It requires3. _ the 2000 Olympic Games will be held in Beijing is not known yet. A. Whenever B. If C. Whether D. That4. _ he said at the meeting astonished everybody present. A. What B. That C. Which D. Whether5. _ he has become a rich man is known to all in our town. A. Because B. That C. / D. WhatIV. 用主语从句翻译下列句子。1. 他在找什么与你无关。_2. 他喜欢这种书,这件事非常有趣。_3. 他是否能来仍然是个问题。_4. 他们哪一个是从监狱里逃跑的,仍然是个谜。(mystery) _5. 飞机何时起飞还没有宣布。(announce)_答案课前预习案Previewing Case Task 2 Listen to a song and fill in the blanks. Here I have given you the lyrics of the song. How; what ; who; where; what; whatTask 3 Revision: Find the subjects in the following sentences.1. A tree 2. You 3. To find your way 4.Smoking 5.What she said 6.That we shall be late 7. we shall be late Conclusion(from 5&6 ): ：连词；主语；名课堂探究案 Exploring Cases探究点一 Relatives: . Find the subject clauses in the following sentences and translate them.1. That he will come 2. Whether it will please them 3. What seems easy to some people4. Which side will win 5.Why he did it 6.When they will start 7.How he became a great scientist 8.Who will take part in the meeting 9.Whoever breaks the law 10.Where she is from思考1：主语从句有哪些引导词,这些引导词如何选用? 主语从句的引导词：连词:that , whether 连接代词: who(ever), whom(ever), which(ever), what(ever)连接副词: where, when, why, how 思考2 ：如何选择引导词?Who; what; whom; that; when; where; why; how; what; which; that.Complete the sentences using what, whether, where, when, who, why, how or that.1.What, 2 When/How 3.Where/whether 4.Who 5.Whether 6. Why 7.That探究点二 主语从句的规律: 找出下列句子中的错误,并总结规律。例1. 改正为：When he will come is not known. 规律一: 陈述；主；谓例2. 改正为：That he will not come to the meeting this evening is true. 规律二: that；不能例3. 改正为：Whether the meeting will be put off has not been decided yet. 规律三: whether；if例4. 改正为：That he will help others is a fact. 规律四: 不能例5. 改正为：When he will come is a puzzle. 规律五: 单例6. 1). is 2). are 规律六: what；表语例7. It 规律七: it；形式 常用句型: 1) It is + n. +从句 ；遗憾的是；令人惊奇的是；是事实；是常识；It is a pity that；