外研版八年级英语上册教案Module 9 Unit 1教学详案.docx

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1、Module 9 PopulationUnit 1 The population of China is about 1. 37 billion.设计说明从谈论你所在的城市或城镇的人口数量和人口增长所引发的问题引入新课。通过听力 练习和对话演练，提升学生的听说能力和朗读能力。学习本模块的新单词、短语和句型， 学习新语言点，增加学生的语言积累。学习冠词的基本用法和大数字的读法。设置相应练 习，巩固学生对单词、短语、句型和语法的掌握，提升运用能力。增强学生对社会问题的 关注意识。教学目标通过本单元的教学，让学生达成以下目标:1 .知识目标掌握本单元新单词及短语：noise, prepare, no

2、tes, report, grow, huge, cause, problem, increase, birth, billion, fifth, hang on。2 .能力目标(1)能够听懂关于城市人口问题的对话；用正确的语音、语调朗读对话；(2)学习冠词的基本用法和大数字的读法。3 .情感目标通过听说训练，了解和关注人口增长的现状，唤起学生的忧患意识并引发他们的思考。重点难点重点：对话的理解与朗读；冠词的基本用法和大数字的读法。难点：大数字的读法。教学准备PPT课件；城市人口图片；活动2、3、5的录音授课时数2课时教学过程Step 1 Leading inT: Boys and girls

3、, do you know how many people there are in your city? And what is the population of China?Ss:.T: The larger population the city has, the better the city will be. Do you agree?Ss:.T: In this class, well talk about population.Step 2 Warming upWork in pairs. Look at the picture and talk about it. Use t

4、he words in the box to help you. (Activity 1 on page 72)1. Ask the class to look at the picture and think what it shows.2. Tell the students to talk about the picture in pairs. It is a good way to describe the picture by asking and answering questions. For example:一What can you see in the picture?I

5、can see buildings, cars and a lot of people.一Is there much traffic in big cities?一Yes, there is.Step 3 ListeningListen and choose the correct answer. (Activity 2 on page 72)1. Write some large numbers on the blackboard and teach the students to read them.2. Ask the class to practise saying the numbe

6、rs.3. Tell the students to read the questions and guess the answers with their partners.4. Play the recording and tell the students to listen for their answers.5. Play the recording once more for the students to check their answers.6. Check the answers with the students.Answers:1 c) 2 b)Play the rec

7、ording again and show the tapescript at the same time if necessary.Step 4 Listening and readingAsk the class to listen to the recording.1. Complete the notes. (Activity 3 on page 73)Ask the students to read the notes first. And then read the conversation and underline the key information.(1) Ask the

8、m to complete the notes with numbers.(2) Check the answers with their partners.Answers:over 250; over 131.4 million; about 1.37 billion; about 7 billionRead the conversation again and answer the questions.1. What is Tony doing now?2. What is the name of Tonys report?3. Will Chinas population grow fa

9、st in the future? Why or why not?(1) Check the answers with their partners.Answers:1. He is preparing some notes for a report.2. Its u Our growing population.3. No, it wont Because families in China is getting smaller.(2) Ask the students to work in pairs to ask and answer the questions.2. Find out

10、the following phrases and translate them into Chinese.1. prepare.for.为准备talk about 谈论2. such as 例如too much 太多3. population increase 人 口增长the population of 的人口4. one fifth 五分之一hang on 稍等5. write down 写下；己下in the future 将来Ask the students to write down the phrases on their notebooks.3. Read the conver

11、sation.(1) Ask the students to follow the recording to read the conversation.(2) Tell them to read the conversation on their own.(3) Encourage some students to read the conversation in different roles.Step 5 PracticeComplete the passage with the correct form of the words in the box.call advice fifth

12、 cause grow prepareTony is (1)some notes for his report (2)“Our growing population”. Lingling is giving him some (3) Population increase (4)a lot of problems in Beijing. It is also a big problem in many other cities. China has one (5) of the worlds population. But in the future, Chinas population wo

13、nt (6) fast because families in China are getting smaller.Answers:(1) preparing (2) called (3) advice (4) causes (5)fifth (6)increase 2. Choose the correct answer. (Activity 4 on page 73)Ask the students to read through the sentences and try to understand them.(1) Ask them to choose the correct answ

14、er on their own.(2) Check the answers in groups.Answers:1 at the start 2 large 3 more 4 a short time 5 a few words6 difficult 7 a long piece of writing 8 a thousandStep 6 Language points1. Tm preparing some notes fbr a report called Our growing population.我正在为一篇题为我们日益增长的人口的报告准备笔记。prepare动词,意为“准备；预备”

15、。(1) prepare sth.准备某物Mum was preparing dinner at that time.那时妈妈正在准备晚餐。(2) prepare sth. fbr .为准备某物，for表示目的。Lefs prepare some food and drink fbr our picnic.咱们为野餐准备一些食物和饮料吧。prepare for为做准备They are busy preparing for the Spring Festival.他们正忙着为春节做准备。2. Beijing is a huge city with a large population.北京就是一

16、个人口众多的大城市。population名词，意为“(某地的)人口”。表示人口数量多通常用形容词big或large,表示人口数量少通常用small0It is a beautiful city with a small population.它是一个有着少量人口的美丽城市。The population of China is much larger than that of Canada.中国的人口比加拿大人口多很多。 询问人口数量常用句型“What is the population of.Whats the population of Beijing?北京的人口数量是多少？表达人口数量的句

17、型有： . has a population of.The country has a population of about one billion.这个国家人口 约 1。亿。 .with a population of./.with.peopleIt is a beautiful city with a population of 50 thousand.It is a beautiful city with 50 thousand people.它是一个有着人口数量五万的美丽城市。 the population of.The population of the city will be

18、38. 7 million by 2025.到2025年，这个城市的人口数量将到达38 7 00 000.3. That causes a lot of problems, such as too much traffic and noise.这引发了很多问题，例如交通拥堵和噪音过多。(1) 辨析：problem 与 questionThe boy always has so many questions to ask. 这个孩子总是有这么多的问题要问。problem麻烦； 问题通常指难以解决的问题，常与solve等连用In the end, they solvedquestion问题口通常指

19、普通的疑问，常与ask和answer等连用allthe最终，他们解决了所有的难题。problems.(2) 辨析：too much, too many 与 much tootoo much太多，修饰不可数名词too much space 太多的空间too many太多，修饰可数名词(复数)too many apples 太多的苹果much too太，修饰形容词或副词，表示程度much too expensive 太贵拓展too much可修饰动词，意为“太多”。Don9t watch TV too much.不要过多地看电视。(3) 辨析：noise, sound 与 voicenoise通常

20、指不悦耳的“噪音”或“嘈杂声”sound统指自然界的各种“声音”voice通常指人说话或唱歌的“嗓音”，也可指鸟鸣的声音There is usually a lot of noise in the street at the moment.此刻在街道上通常有很大的噪音。Can you hear the sound of the running water?你能听至I 流水的声音吗?She has a sweet voice.她有着甜美的歌喉。4. Thats almost one fifth of the worlds population, that is, about 7 billion.

21、那几乎是约70亿世界人口的五分之一。one fifth意为“五分之一”。在英语中表达分数时，分子用基数词，分用用序数词。当分 子大于一时，分母要用复数形式。one third 三分之一two thirds 三分之二four fifths五分之四注意在英语中有些分数有固定的表达法：a half 一半；二分之一a quarter四分之一three quarters 四 分之三拓展在句子中，分数作主语时，谓语动词与分数后面的名词在数上保持一致。One third of the students have lunch at school.三分之一的学生在学校吃午饭。Two fifths of the

22、island is covered with snow all year round.这个岛有五分之二常年被雪覆盖着。Step 7 Pronunciation and speakingListen and repeat. (Activity 5 on page 73)(1) Ask the students to read the numbers individually.(2) Play the recording for the students to listen for the pronunciation of the numbers and where the pauses are.

23、(3) Play the recording again. Pause and have the students repeat the numbers.(4) Encourage some students to read the numbers. Remind them of paying attention to the pauses.(5) Sum up the rules of reading larger numbers together with the class.(6) Ask the students to work in pairs. One writes some la

24、rger numbers, and the other reads them out.1. Check (4) the statements you agree with. (Activity 6 on page 73)Write up Population problems” on the blackboard and ask the class to think about the topic. Elicit their ideas.(1) Ask the class to look at the statements and decide whether they think the s

25、tatements are true or not.(2) Tell the students to work in groups and discuss their answers. Give reasons for their opinions.Step 8 HomeworkRead the conversation.1. Talk with your partner about population problems.当堂达标I.单项填空1. 一Why are you so tired these days?一Because I have work to do.A. too muchB.

26、too manyC. much tooD.many too2.of the city covered with parks and gardens.A. Three fifth;isB.Three fifths;isC. Three fifth;areD.Three fifths;areXian is a great city a long history.A. inB.aboutC. withD.forThe is that my daughter is too young to look after herself. What should I do?A. chanceB.successC

27、. increaseD.problemIL根据句意及首字母提示填写单词1. They want to find out what c the big fire.2. Nancy is five years old. Her parents are having a party for her f birthday now.3. The house prices there i by 20% last year.4. Your dad is sleeping. Dont make too much n.5. The weather r says it will be windy this aft

28、ernoon.III.用括号内所给的单词或短语，将以下句子翻译成英语.不要在电脑屏幕前花费太多的时间。(too much)1 .昨天这个时间，我们正在为圣诞节晚会做准备。(prepare).你们城市的人口是多少？(population)2 .人口增长将引发许多问题。(cause).我们班里三分之一的学生步行上学。(one third)答案：I. 1-4 ABCD1. caused 2. fifth 3. increased 4. noise 5. reportII. 1. Dont spend too much time in front of the computer screen.2. W

29、e were preparing for the Christmas party at this time yesterday.3. Whats the population of your city?4. Population increase will cause a lot of problems.5. One third of the students in our class walk to school.板书设计Module 9 PopulationUnit 1 The population of China is about 1. 37 billion.Population problems1. prepare2. population the population of.3. problems4. too 1 much 1 +不可数名词 too | many | 十可数名词复数 much too+形容词/副词5. one fifth分子：基数词 分母：序数词