2024-2024学年高中英语人教版必修三 _Unit 4_ Astronomy: the science of the stars
Ｉ． 单元教学目标
技能目标Skill Goals Talk about the science of the stars, the development of life and space travel and gravity. Practise giving instructions. Practise talking abut problems in study or life. Learn to use Noun Clauses as the subject. Learn to write an essay to show your problems and the way to overcome them. II． 目标语言 Talk about the science of the stars, the development of life and space travel 功 and gravity 能 句 式 Where do we come from? How did the universe begin? Why is the universe the way it was? How will it end? How much do you know about universe? Do you want to have a space travel? Do you know something about gravity? Do you know something about black holes? Practise giving instructions Please look at/ listen to... Please check that... You need... Please pay attention to... Don’t forget to... You’d better... Make sure you... Watch out for... You mustn’t... Practice talking about problems in study or life My problem is... The difficulty is... My trouble is... The question is... My advice is... What I think about it is... The fact is... My suggestion is... 词 汇 1 四会词汇 astronomy, system, religion theory atom billion globe violent carbon atmosphere unlike fundamental harmful acid chain multiply oxygen exist thus dioxide puzzle biology biologist gravity satellite gentle physicist climate crash spaceship pull float mass 2认读词汇 astronomer, biochemistry, geophysics, solar, Big Bang, vapour, nitrogen, dissolve, amphibian, reptile, generally, mammal, global, comet, Issac Newton, Albert Einstein, Stephen Hawking, lessen, weightlessly, cabin, exhaust, exclaim 3 词组 solar system, in time, lay eggs, give birth to, in one’s turn, carbon dioxide, prevent…from, block out, cheer up, now that, break out, watch out Noun Clauses as the subject Noun Clauses as the subject is also called the Subject Clause. That means a 语法 Noun Clause serves as Subject in the sentence. The words which are used in this Noun Clause are: that, whether, who, what, which, when, where, how, why, etc. Example 1. What it was to become was a mystery. 2. It was not clear whether the solid shape was to last or not.
III． 教材分析与教材重组 1. 教材分析
本单元以astronomy: the science of the stars, the development of life, space travel and gravity为话题，通过本单元的几篇阅读材料使学生对以上问题有所了解，并通过文章中的一些探讨性的问题，比如，The earth may become too hot for the lives on it. Then what will our future be? 使学生更好地了解我们的地球和我们的生活环境，并引发对“地球的将来如何”的热烈讨论，通过这些讨论激发学生对天文学了解和探究的强烈兴趣。通过讨论登月球需要的物品和可能遇到的困难学会提出问题和解决问题的表达方法，并能就此写出一篇表达合理思路清晰的短文。
1.1 WARMING UP以讨论的形式通过三组问题引导学生讨论边缘科学，讨
论科学的方法以及要成为真正的科学家所必须掌握的技能。
1.2 PRE-READING 主要让学生弄清楚什么是科学思想，什么是宗教信仰或
文化传统。在探讨生命起源的科学道理之前，让学生以听故事或讲故事的方式，交流有关宇宙的起源的种种传说，既有趣味性，又能调动学生的相关知识，激活学生的思维。
1.3 READING 讲述了地球上生命的起源。水的形成使得地球有别于其他星
球，它使得地球上生命的诞生成为可能。科学家认为，地球上的生命首先诞生于水中，上百万年后，陆地上才长出绿色植物，随后出现了陆栖动物和水陆两栖动物。最初的动物靠孵化繁衍后代，后来出现了哺乳动物，人类也随之诞生了。文章最后讲了令人深省的问题：The earth may become too hot for the lives on it.
1.4 COMPREHENDING通过四个选择填空题检测学生对本文核心问题的理
解：地球上生命的起源和延续需要哪些条件？随后通过排序的方式帮助学生弄清本文的行文线索，也就是地球上生命的起源和发展历程。最后提出两个问题，考查学生的深层理解和推断能力。
1.5 LEARNING ABOUT LANGUAGE分词汇和语法两部分。其中，
2024-2024学年高中英语人教版必修三 Unit4全单元导学案
