1、Unit 3 Language in use【教学目标】To use the points in Units 1 and 2;To use the points in units 1 and 2 freely;To make Ss learn about the environment pollution and how to protect the environment.【教学重点】To master the word, the numbers and the article.【教学难点】The using of the number and the article.【教学方法】PWP m
2、ethod, Formal and interactive practice【教学手段】A tape recorder, multimedia and some pictures【教学过程】Teaching Procedures:Step 1 Revision and lead-inLook at the picture and read the numbers aloud to practice how to read the numbers.Step 2 Language practiceTo master the structure of the grammar1. Beijing is
3、 a huge city.2. It takes an hour to get there by bus.3. Thats almost one fifth of the worlds population.4. That makes over 131.4 million births a year.Step 3 Match the countries with their populations1. Match the countries with their populations in groups.1) China a) 4,437,0002) the US b) 22,956,000
4、3) Australia c) 314,791,0004) New Zealand d) 1,370,537,0002. Read your answers to Activity 1 to the whole class.3. Now listen and check.Step 4 Learning to learnTo learn how to see a table and a chartWhen you see a table or a chart, look carefully at the labels and graphs to make sure that you unders
5、tand what they are showing. Look at the chart below. What is it comparing? What can you conclude? Step 5 Read the chart and answer the questionsRead the chart and answer the questions.1. Which city had the largest population in 2000?2. Which citys population will increase most from 2000 to 2025?3. W
6、hich city will have a larger increase in its population, New York or Mexico City?4. Which city/cities will have the biggest population problem? Why?Step 6 Write a, an or the where necessary1. Read the passage carefully.2. Then use the articles to fill in the blanks where necessary.Mina is (1) _ eigh
7、teen-year-old girl. Shes got (2) _ brother and (3) _ sister. Mina is (4) _ oldest child in (5) _ family. She lives in (6) _ very big city. She has (7) _ job in (8) _ hotel. She hopes that one day she will have (9) _ chance to go to (10) _ college.Step 7 Complete the sentences with the correct form o
8、f the words in the boxFirst read the sentences and use the right form of the words from the box to fill in the blanks.few good much small1. We believe the schools in Arnwick are very good, and were working to make them even _.2. Their flat is too large for two people. They want to find a _ one.3. An
9、na always talks about her ideas. I think she needs to listen _.4. There are a lot of parks in this city. I think there are _ parks in a lot of other cities.Step 8 Complete the diagram showing population problems1. Read the diagram.2. Use the words from the box to complete the diagram.3. To get the a
10、nswers from the Ss.air city countryside hospital increase public service traffic waterProblems of ArnwickPeople move from _People arrive in _Problems: Population _Environmental problems Health problems Problems for the governmentExamples: Examples: Examples:_ _ _ _ _ _ _Step 9 Complete the passage w
11、ith the correct form of the words from the box1. Read the passage and master the details in the passage.2. Use the words to fill in the blanks.3. Get the right answers from the Ss.countryside pollution population space traffic Our world is facing many problems. Two of the biggest are increasing popu
12、lation and pollution. The (1) _ of the world is increasing quickly. Why is this happening?Because more babies are born every year and people also live longer. Many people are leaving the (2) _ to work in the cities, but there is not enough (3) _ for so many people. Another huge problem for the world
13、 is (4)_. Theres so much (5) _ on the roads that in some cities the air is heavily polluted. We should work harder to protect our world.Step 10 Complete the sentences with the correct form of the expressions in the box1. Read the sentences and understand the meanings.2. Choose the correct form of th
14、e expressions.all over the world closed down in the future it takes not any more 1) Growing population is a problem _.2) The population of China may grow more slowly _.3) The supermarket _ when a bigger one opened in the town.4) Usually _ an hour to get there by bus.5) The town had a lot of pollutio
15、n in the past but its _ a problem _.Step 11 Listen and choose the best summaryTo let the students master the summary.a) Its cheaper to share a car than to have a personal car.b) People in a car club dont often take buses, trains or the underground.c) There are no car clubs in the US.d) Joining car c
16、lubs is good for you and for the city.Step 12 Listen again and choose the correct answer1. Joining a car club is cheaper / more expensive than having a personal car.2. People in car clubs pay for / dont pay for a car when they drive.3. People in car clubs sometimes / never take a bus or ride a bike.
17、4. People in car clubs probably are / arent healthier.Step 13 Work in pairs and discuss this questionDo you think car clubs would be popular in China? Why? Why not?Step 14 Around the worldTo know about the world population and water.World population and water With more and more people in the world,
18、more and more water is used. In fact, water use is growing more than twice as fast as the worlds population! As a result, getting good, clean water is becoming a problem in many places. A lot of water is polluted and in many areas people have to walk a long way to get clean water for daily use. More
19、 than 3.4 million people die each year from drinking and washing with polluted water. So lets do everything we can to stop the pollution and save water.Step 15 Writing 1. To prepare to make your graph in groups.2. To make your graph and present your graph to the class.3. Write a paragraph to describ
20、e your graph.Step 16 ExercisesDo some exercises and draw the answers from the Ss.1. Did you see Mr. Black just now? Yes. He _ his car when I met him. A. parked B. was parking C. parks D. will park2. The girl suddenly fell _ the bike and I sent her to hospital at once. A. on B. of C. off D. to3. Yest
21、erday evening, I was walking along the street _ I suddenly met my maths teacher. A. when B. while C. but4. Where were you at 7:00 last night? I _ to my mom at home. A. write B. was writing C. wroteStep 17 中考链接Do some exercises from the entrance exam to senior high schools.1. He wrote his _ novel whe
22、n he was _. A. five; fifties B. fifth; fifty C. fifth; fiftieth2. Did you know that the earth is home to _ animals? A million B. millions C. million of D. millions of 3. _ is your mother? She is _ English teacher. A. Who; the B. What; / C. What; an D. Who; aStep 18 SummaryLet the students say what they have learnt in class by themselves.1. 数词和冠词的用法。2. 重点短语: all over the world close down in the future it takes not any moreStep 19 Homework你认为自己应该为严重的水污染做哪些事, 写一篇60词左右的短文。
