Module 5（英语外研必修一） .docx

外语教学与研究出版社 必修一 畅言教育 Module 5 A Lesson in a Lab 本课时编写：马鞍山二中郑蒲港分校 朱惠 Lesson 1 Listening & Speaking教材分析:This module focuses on students lessons in a lab. And this lesson will give students a chance to talk about science and learn the relevant words and expressions. It also helps students learn how to read numbers, which are important in experiment reports.教学目标：By the end of this lesson, students will be able to:(1) master the words and expressions related to a lab;(2) read numbers correctly;(3) have a good understanding of science.教学重难点：Students master the new words and read numbers correctly.课前准备：Multimedia.教学过程：Step 1 Warm-upShare a picture and ask questions.1. Where are they?2. What are they doing?【设计意图】本单元的话题是关于学生在实验室的课程。该图片便是呈现出实验室做实验的场景，帮助学生快速导入此话题。Step 2 QuizTry to choose the correct answers.1. (a) Water exists as a solid, a liquid and a gas. (b) Water exists as a solid and a liquid only.2. (a) When you heat a metal, it expands. (b) When you heat a metal, it contracts.3. (a) Steel is a mixture of iron and other substances. (b) Steel is a mixture of iron and oxygen.4. (a) Two-thirds of the earths surface is water. (b) 50% of the earths surface is water.5. (a) The distance of the sun from the earth is 25,5000 kilometers. (b) The distance of the sun from the earth is 150,500,500 kilometers.6. (a) The earth is 4.6 million years old. (b) The earth is 4.6 billion years old.7. (a) The earth is twice as large as the moon. (b) The earth is forty-nine times larger than the moon.Then listen carefully and check your answers.【设计意图】了解学神对于普通科学掌握的情况，以便之后教学设计中的建构环节。最后听听力，核对信息，给学生一定的输入，也同时增添学生对于科学的兴趣。Step 3 New words1. Put the words in pairs.air contract earth gas liquid oxygen moon solid sun expand2. Answer the questions.electricity iron metal steel air glass(1) Which of the above are natural? (2) Which are man-made? (3) Which can be both?【设计意图】帮助学生扩大与话题相关的词汇，以及探讨相关知识。Step 4 Reading numbers1. Read the following numbers out. 2,000,000 (two million)5,100,000 (five million,one hundred thousand)12,269,000 (twelve million,two hundred and thirty-nine thousandPractice:52,470,383 100,000,000365,528,462 1,000,000,000Conclusion: How to read numbers?12,345,678,900 (billion, million, thousand)2. Read these fractions:1/4 (a quarter) 1/3 (a third)4/5 (four-fifths) 1/10 (one tenth)3. How to read percentages?23% (twenty three percent)Practice: 90% 20.05% 79% 【设计意图】本单元涉及到实验报告，而报告会涉及到实验数据。因此，该步骤帮助学生学会如何朗读数字，以便更好地描述实验。Step 5 Consolidation1. Read the numbers out. (1) 1/2 of 6,000,000 (2) 35,246,000 plus 12,800,000(3) 25% of 200,000,0002. Give your partner five sums. Use numbers over a million. Your partner must find the answers.【设计意图】 该步骤旨在帮助学生巩固所学的数字读法。与搭档合作，增添学习的乐趣。Lesson 2 Grammar教材分析:The part is about degrees of comparison. In this unit, this grammar can help students describe experiments in a better way.教学目标：By the end of this lesson, students will be able to:(1) master the grammatical points about degrees of comparison;(2) apply the knowledge to practical use. 教学重难点：Students master degrees of comparison.课前准备：Multimedia.教学过程：Step 1 Lead-inAre you familiar with the sentence?The earth is forty-nine times larger than the moon.【设计意图】结合学生的已学知识导入本节课的话题。Step 2 Degrees of comparison1. a. This tree is three times _ tall _ that one. 这棵树是那棵树的三倍高。 b. The scientist is _ as old as the young man. 这位科学家的年纪有这个年轻人两倍大。 Conclusion: A + be + 倍数 + as + 形容词原级 + as + B2. a. The Yangtze River is almost twice _ than the Pearl River. 长江差不多是珠江的两倍长。 b. The balance is exactly _ than that one. 这个天平比那个恰好贵5倍。Conclusion: A + be + 倍数 + 形容词比较级 + than + B3. The newly broadened lab is four times the _ of the previous one. 新扩建的实验室是未扩建时的四倍大。 Conclusion: A + be + 倍数 + the + 计量名词 + of + B4. a. You are growing taller _ taller. 你越长越高了。b. Science is becoming _. 科学越来越重要了。Conclusion: 比较级 + and + 比较级 表示“越来越”5. a. The _ you push, the more quickly that cart will move. 你越使劲推，车就跑的越快。 b. The more careful you are, _ you will do in the experiment. 你越仔细，实验做得就越好。 c. _ you practice, _ you will be. 你练得越多，就会越成功。 Conclusion: the + 比较级 + 句子其他成分，the + 比较级 + 句子其他成分：表示“越越”。6. a. The moon is much smaller than the earth.b. The result of the experiment turned out to be even better than expected. c. Speak a bit more slowly, please.d. Itll be a lot heavier than magnesium. Conclusion: a little, a bit, a lot, much, far, rather, even, any【设计意图】培养学生的条理性以及通过例句归纳总结的能力。所用例句尽量结合本单元的话题，从而使之围绕一条主线开展。Step 3 Consolidation1. Translate the following sentences.(1) 做实验比烹饪有趣一点。(2) 你学得越多，你越是想学。(3) 多多益善。2. Work with your group members. Compare your life today with the life in your junior high school. Try to use at least 5 degrees of comparison. You can write sentences or a short passage.【设计意图】帮助学生巩固所学知识，其中小组合作旨在培养学生语境意识及其想象力。Lesson 3 Reading教材分析:The reading material consists of two passages. The first one is about the reaction of metals. The second one is about a simple scientific experiment. During this lesson, students have a chance to learn how to describe an experiment.教学目标：By the end of this lesson, students will be able to:(1) know the reaction of different metals;(2) know how iron reacts with air and with water;(3) know how to describe an experiment;(4) develop their qualities when performing an experiment.教学重难点：Students describe an experiment.课前准备：Multimedia.教学过程：Step 1 Lead-inCan you guess what is happening to the metals during this experiment?【设计意图】图片导入，直观且趣味性强。相应的问题更好地导入到第一篇文本的阅读。Step 2 Reading1. Read Passage A and find the following information.(1) The metal which reacts the most with oxygen and water is_.(2) The metals which react with steam are _.(3) The metal which reacts with steam slowly is _.(4) The metal which doesnt react with water or steam is_.2. What will happen when we put nails in wet air?3. Basic structure of an experiment report：Aim, Apparatus, Method, Result, Conclusion AimApparatus MethodIron in dry airIron in air-free waterIron in ordinary water ResultConclusion4. Read Passage B and finish the table.【设计意图】 不同类型的任务帮助学生获取文本信息并具一定条理性。第3和第4问题也是为下一步的描述实验奠定基础。Step 3 Describing an experiment1. Share a video about an interesting experiment.2. Describe an experiment.(1) How to write a secret message with invisible ink?Task 1: Describe each stage of the experiment with a verbal phrase.Task 2: Describe the process of this experiment with expressions of sequence.(2) Share an outline with students.(3) Students present their description.【设计意图】 结合文本中所学的知识，联系自己已具备的科学知识，借助所提供的框架支撑，学生进行一定的输出，学以致用。Step 4 DiscussionWhat qualities do you think we should have when we perform an experiment?【设计意图】该讨论的话题帮助学生意识到做实验所需具备的品质，有益于学生培养科学方面的素养。Lesson 4 Language points教材分析:The listening material is about the reaction of metals and a scientific experiment. Based on the understanding, students need to master the important expressions: It is adj. (for/ of sb.) to do sth.; add sth. to sth.; keep sb./sth. out of; in conclusion.教学目标：By the end of this lesson, students will be able to:(1) master the expressions: It is adj. (for/ of sb.) to do sth.; add sth. to sth.; keep sb./sth. out of; in conclusion; (2) apply the expressions to practical use;(3) develop imagination. 教学重难点：Students apply the knowledge to practical use.课前准备：Multimedia.教学过程：Step 1 Revision_ is hard to think of a world without metals. They react differently with different substances. For example, put two or three nails in the water and add some oil _ the water, which will keep air _ of the water. _ conclusion, iron does not rust in air-free water. However, iron rusts in ordinary water.【设计意图】一方面帮助学生巩固上一节课的内容，另一方面导入今日需学内容。Step 2 Important expressions1. It is hard to think of a world without metals. _ is very easy _ the hill. 爬那座山很容易。Conclusion: It is/was adj. (for sb)to do sth. Practice:(1) Is _? 学生有必要携带手机吗？(2) _. 为考试做好充分的准备很重要。(3) _. 现在不可能得出任何结论。2. Add some oil to the water. (1) He added his signature to the petition. 他在请愿书上签上了自己的名字。(2) Many words have been _ this edition of the dictionary. 本词典的这一版里新增加了很多词。Conclusion: add sth. to sth. 把加到 Practice:1. 往水中加入一些油。 _2. 持续的降雨增加了我们重修大坝的困难。_3. This will keep air out of the water. (1) Keep that dog out of my study. 别让那条狗进我的书房。(2) She wore a hat to keep the sun out of her eyes. 她戴着帽子遮阳, 保护眼睛。Conclusion: keep sb./sth. out of 不让某人/某物进入某处 Practice:1. 这会把空气阻挡在水之外。_2. 我总是尽可能的不卷入他们的争吵中。_4. conclusionconclude v. 推断出，断定，做结论conclusive adj. 结论性的，决定性的arrive at/come to/draw/reach a conclusion 得出结论come to the conclusion that 所得结论是，断定in conclusion 最后，总之Practice:1. 从事实中得出结论很重要。 It isimportantto_fromthe facts.2. 最后，预祝本次会议圆满成功！_,I wishthismeetingsuccess.【设计意图】结合文中原句，适度进行拓展，并结合练习，达到巩固强化作用。Step 3 Group workWork in groups and try to use the expressions to write a short passage.It is adj. (for/ of sb.) to do sth.add sth. to sth.keep sb./sth. out of in conclusion【设计意图】拓展学生思维，巩固所学知识，培养学生想象力和逻辑思维能力。Lesson 5 Cultural Corner教材分析:This passage is about a boy who becomes interested in science. In this lesson, students will talk about their interest in science or other fields and also will learn some important language points.教学目标：By learning this lesson, students will be able to:(1) get the main idea of the passage;(2) master the important language points;(3) raise the awareness of their interest.教学重难点：Students talk about their interest freely and consciously.课前准备：Multimedia.教学过程：Step 1 Lead-in1. What subjects are you interested in?2. Are you always interested in it/them?3. How did you become interested in it/them?4. Why are you interested in it/them?5. What do you think of this subject?【设计意图】结合学生当前实际，导入本节课的话题。Step 2 ReadingRead the passage and answer the questions.1. Why has Mark become more interested in science?2. Do you enjoy studying science? Explain why or why not.【设计意图】帮助学生获取文本信息，同时适度拓展，关注学生对于科学的兴趣，并根据实际情况适当引导。Step 3 Language points1. The science facilities are very good, with laboratories that have all the latest equipment.with在此句中意为“带有”,