选修一 Unit4 Reading第一课时学案+逐字稿+说课稿公开课用

1. 课前：用单词趣味竞赛来检查学生的单词背诵，并调动学生的积极性； 2. 导入：用视频及问答导入，增添课堂趣味的同时帮助了解本节课的主要内容； 3. 读：先迅速浏览，划分出整篇文章的结构，找出每一段的主题句；再仔细阅读，了解每一段的细节内容；设置了默读，听力，讨论，听写，大声读等课堂环节，尽量涵盖学生的听说读写能力； 4. 思考：在学完本篇文章之后，学生已经了解微生物对身体及心理的影响，因此在课堂最后，让学生进一步思考微生物在日常生活中的应用。 学科网（北京）股份有限公司 $新马高级中学2024-2025学年第二学期高二年级英语学案 Unit 4 Reading: The human microbiome: an invisible microuniverse 主备人：** Learning objectives: By the end of this section, you’ll be able to: 1. describe the big influences microorganisms have on our body and mind; 2. state the significance of exploring the tiny universe of the human microbiome； 3. analyse the writing techniques of the blog post. Activity One: Warm up 1. Where can you find microorganisms? 2. How do you think microorganisms harm or benefit us? Activity Two: Read for the structure of the text. 1) What is the genre (体裁) or type of this article? 2) Please divide the whole passage into three parts. 3) Please match the main idea with each paragraph. Para. 1 A. Microorganisms influence our physical health. Para. 2 B. The world of microorganisms is filled with possibilities waiting to be explored. Para. 3 C. Microorganisms influence our body and mind in big unexpected ways. Para. 4 D. Microorganisms can be used to improve human health. Para. 5 E. Our microorganisms come from our mother as well as the external environment. Para. 6 F. Microorganisms influence our cognitive and psychological well-being. Activity Three: Read for detailed information.Para1：Read quietly and answer the following questions. 1. How many microorganisms live in and on our body? 2. Why aren't we afraid of microorganisms in our bodies? A．Because they are few in number. B．Because they're not active. C．Because most of them are to keep us healthy. D．Because their structure is simple. Para2：Listen to the tape and answer the following questions. 1. Why are the microorganisms we receive from our mother essential? 2. Which one is WRONG about the source of microorganisms in the body? A．Mothers pass them on to us. B．Produced in our own bodies. C．The impact of foreign microorganisms on us. D．All microorganisms stay constant in our lives. Para. 3：Discuss and design a mind map physical health Para. 4：Listen to the tape and fill in the blanks The influence of microorganisms goes__________physical health to our ________ and psychological well-being. Believe it or not, gut microorganisms affect ______ well the brain functions. ______ scientists are still at the early stages of uncovering exactly how gut microorganisms communicate with the brain, they do know that the brain and the gut “talk” to each other. For example, when the body is stressed, ill or old, some gut microorganisms respond negatively,__________ harmful substances_______ may enter the brain through the bloodstream. When the immune system _______ these substances, it often kills healthy brain nerve cells. Furthermore, gut microorganisms help regulate brain chemistry with certain chemicals they produce, so an __________of beneficial and harmful microorganisms in the gut can _________ affect brain chemistry. These gut-brain __________ sometimes result in such problems as memory loss and ____________. It is therefore important that we take good care of our gut microorganisms so as____improve our cognitive_____________ and enhance our psychological health. Para.5：Read aloud and tell the following sentences are true or false. Q1: The findings have given rise to a whole new class of medicines. Q2: We can improve the immune system through microbiome transplants. Q3:We have developed microbiome vaccines. Q3: Microbiome vaccines could get rid of current health issues. Para 6：Find the sentence using simile. In the last paragraph, the author uses a writing technique—Simile(明喻)? Please find the sentence. The author compares ______________________ to _____________. Activity Four: Critical thinking Describe the big influences microorganisms have in our daily life. X1U4Reading学案第 1 页 共 3 页 学科网（北京）股份有限公司 $ Good morning, everyone! Today, we’re diving into an exciting topic: The Human Microbiome: An Invisible Microuniverse. By the end of this lesson, you’ll be able to: Before our lesson, let’s check your recitation. I will invite two students to compete. Any volunteers? Warm-up Activity First, let’s watch a video and think about two questions. Question 1: Where can you find microorganisms? Question 2: How do microorganisms harm or benefit us? Are you ready? Let’s get started! Through the video, the answer is vivid tell us, right? Who would like to share your thoughts? Question 1: Where can you find microorganisms? Yes! But can it be found in water? So, microorganisms can be found everywhere. Thank you for your sharing. That’s great. Question 2: How do microorganisms harm or benefit us? That’s an excellent point. Well done. They help make food like yogurt but can also cause illnesses like the flu. Reading for structure Now, we will scan this passage for three minutes. and you need to tell me What is the type of the passage? And help me divide the passage into three parts. Introduction, Body, and Conclusion. Also, find the main idea of each paragraph. Understand? Let’s start. Time is up. Xxx, the first question? Yes, you are right. And have you divided the passage into paragraphs? Ok, show your answer. Do you agree with her? Good job! Now, please match the main idea with each paragraph. Who want to have a try? Reading for detailed information Para.1 Next part,we will read the passage carefully for detailed information. Please read Paragraph 1 quietly and answer the following questions. Correct! That’s more than the number of human cells! Paragraph 2 For Paragraph 2, let’s listen to the audio and think about the following questions. You’re right. Can you correct it? Para 3 In this part, you need to discuss with your group members and design a mind map. We have known that para.3 is mainly about the impacts microorganisms have on our physical health. Right? So, you need to find three factors that physical health can include and corresponding impacts. Understand? Ok, discuss with your group members and draw this chart on the paper to show it with us. 3minutes. Para.4 For para.4, we will listen to the tape and fill in the blanks, it’s so easy. So, listen carefully and you can write it on your paper. Ok, let’s go. Paragraph 5 Next, Let’s read Paragraph 5 aloud. And tell us the following sentences are true or false? If the sentence is true, please tell us in which line. and, if this sentence is false, please correct it. Paragraph 6 In the last paragraph, the author uses a special writing technique. Can you spot it? Brilliant! You find it. So, what did the author compare? Summary Today, we uncovered the invisible universe within us and talk about the big influences microorganisms have on our body and mind. So, at the end of the class, can you describe some other influences microorganisms have. T will give you one minute to think about it. You can write sth on your paper. 学科网（北京）股份有限公司 $