初三 Unit 13 The world's population Lesson 49

Period: The First Period

Content: Lesson 49 Properties: Recorder; Overhead Projector; flashcards.

Teaching Objectives: 　　1. Let the students say the numbers. 　　2. Learn

some new words and useful expressions. Language focus: population,

million, billion, increase, grow, What’s the population of Germany?

Teaching Procedures: 　I. Showing tile teaching aims 　II. Revision 　　Revise

the numbers between 1 and 100. 　III. Presentation 　　Use flashcards or

numbers on the blackboard to revise one hundred, present a thousand in the

same way. Then present ten thousand/ a hundred thousand/ a million and a

billion 　　Give the students plenty of practice in reading these numbers.

Point out the differences between English and Chinese for 10 000 and 100

000. 　IV. Drill 　　Part 1. Play the tape for the students to listen and

repeat. Show numbers on the blackboard, to give the students more practice

in saying the numbers. 　V. Presentation 　　Present more difficult numbers,

then go through the model. Point out how commas are used. 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.