英语教案－The worlds population

Let the students try to say the numbers in this exercise. Hay the tape for the students to listen and repeat.

　VI. Practice

　　Part 3, using a map of the world, go through contents of the table. Learn the meaning of population.

For example:

　　1. Our city has a population of two billion.

　　2. What’s the population of Tianjin?

　　3. China has the largest population of the world.

　　Ask the students some questions, using the model given, e.g.: What’s the population of…? What about the population of…? Finally, get the students to ask and answer in pairs.

　VII. Exercises in class

　　Let the students do enough practice in reading the numbers.

　　Have a dictation.

　　1. What’s the population of France? About fifty - eight million.

　　2. The worlds population was about 5 300 million in 1990.

　　3. Nine billion, eight hundred and seventy - three million, four hundred and twenty - five thousand, two hundred and sixty - one.

　　Work in groups

　　Show a picture of the numbers of World’s population. Teacher speak out the names of country or city, and ask the students speak out each number one by one in their group. And then ask the other group to practise this again. Whose sound is correct and clearly? Whose number reading is best?

　VIII. Homework

　　1. Revise the numbers

　　2. Make five partners in asking the population.

Lesson 50 教学设计示例

Period: The Second Period

Content: Lesson 50

Properties: Recorder; Overhead Projector; Pictures.

Teaching Objectives:

　　1. Understand the text.

　　2. Learn some useful words and phrases.

Language Focus: room, hour after hour.

Teaching Procedures:

　I. Showing the teaching aims

　II. Revision

　　Get the students to revise the numbers first, then give them a dictation:

　　A. 173  B. 6854  C. 17 000   D.456789   E.88990   F.378565214. Finally check their answers.

　III. Leading in

　　Ask: Do you know what the population of China or any other country in the world is? Then say: Today were going to read about the world’s population. The world’s population is growing very fast. It is a big and serious problem. Can you tell me the reasons? Let the students discuss and help them answer with: “There isnt enough food, work for too many people. There arent enough houses…” etc.

　　Let the students read the questions at the top of the page, get them to know very clearly, then ask them to read the passage quickly. And answer the questions.

　IV. Reading

　　Get the students to look at the Exercise below:

　　1. How many babies are born in one hour?

　　2. What do you think is the greatest challenge of the world today?

　　3. How is the world’s population growing?

　　4. When was the population over 6 billion?

　　5. What will happen in about 600 years?

　　Go through the questions, then read the passage more carefully, try to find all the answers in the reading. Discuss the answers with the classmates. The students should understand the meaning of the words such as: earth, mouth, space and century from the context. Let them note the use of comparative of adjectives and adverbs in the passage. Finally check the answers with the whole class.

　V. Practice

　　Let the students know a little more knowledge about the world’s population.

　　The world’s population is now over 60 billion. Its likely to reach 10 billion by the middle of the 21st century. The Third World population is rising rapidly, straining health and education systems, hitting the environment, causing explosive urban growth and complicating food supply. So population has become a serious problem. The reading passage in this lesson aims to draw the student － concern about this great world problem.

　VI. Language Focus

　　Get the students to know how to use the following word and expressions.

　　1. room: I’m afraid, there is no room ( space ) for us on the bus.

　　　This big bag takes up too much room.

　　　Let me make room for our teacher.

　　2. hour after hour: The clock goes on striking hour after hour.

　　　Peter stayed in bed day after day.

　　　Year after year went by, she still didnt receive her sons news.

　VII. Workbook

　　Do Exercises 2 and 3 individually, then check the answers with the whole class.

　　The answers to Exercise 2: about, not, Multiply by. Hour after hour, fast, developing, problem, developed, slow down.

　　The answers to Exercise 3: 1. hardly 2. at the beginning of 3. path 4. worth 5. Beg your pardon

　VIII. Consolidation

　　Go through the passage again

《英语教案－The worlds population(第5页)》