Ⅰ. 听句子，选择相应的图片排序。每个句子读一遍。(5分)

　　　　 A　　　　　　　　 B　　　　　　 C　　　　　　　　 D　　　　　　　 E

1.　　　 　2.　　　 　3.　　 　　　4.　　　 　5.　　　

Ⅱ. 听对话，选择正确答案。每段对话读两遍。(5分)

(　 ) 6. What are they talking about?

A. Soil pollution.　　　　 B. Noise pollution.　　　　　　　　　　 C. Air pollution.

(　 ) 7. What does the woman mean?

A. She’s sad.　　　　　　　 B. She’s sorry to hear that.　　　　　 C. She’s glad to hear that.

( 　) 8. How many children are there in the room?

A. Two.　　　　　　　　　　 B. Three.　　　　　　　　　　　　　　　　　 C. Five.

(　 ) 9. Where does the dialog(对话) happen?

A. In a hospital.　　　　　 B. At a school.　　　　　　　　　　　　　 C. At home.

(　 ) 10. What’s the boy looking for?

A. His football.　　　　 B. His basketball.　　　　　　　　　　　 C. His baseball.

Ⅲ. 听短文，补全句子。短文读两遍。(5分)

11. It’s our duty to 　　　　the earth.

12. Man polluted the earth by making a 　　　, washing in the water and so on.

13. A long time ago, pollution wasn’t too 　　　　on the earth.

14. If there are more people in one place, the environment there will be 　　　.

15. Now most people begin to realize the 　　　　of pollution.

2. Homework: Make a survey.

(调查你们家附近的污染状况，并填写表格，以增强学生的环境意识。)

T:　 Now make a survey to study the pollution around your home, and fill out the form.

板书设计：

1. Guessing games.

(教师让一学生到讲台，从3a所提供的有关污染的图片中任取一张，“正面”面向全体学生，背面面向自己。台下学生描述图片上的内容或引起的污染问题，让台上的学生猜出该种污染的名称。)

T: Everyone of you can describe the picture. And the student in the front of the classroom tries to tell us what kind of pollution it is.

Example A:

　 (S₁任意抽取一张图片)

S₂ : It’s produced in a factory.

S₃ : It smells terrible.

S₄ : It’s harmful to our lungs.

S₅ : It’s black smoke.

S₁ : Air pollution.

…

6. (让学生读3b的句子，加深理解各种污染的危害。)

Step 5　 Project 第五步　 综合探究活动(时间:3分钟)

5. (教师与学生核对答案。在此过程中让学生猜出生词influence在句中的意思，且要求掌握。)

4. T: Pollution has caused many problems. What problems has it caused? Please complete 3b with the phrases in 3a.

3. (核对答案，并确认soil的汉语意思。)

2. T:　　　 After listening, do you know what does great harm to animals?

Ss:　　　 Pollution.

T:　 Yes. There’re many kinds of pollution. Let’s look at the pictures in 3a and match them with the phrases given. Try to guess the meaning of soil.

(板书soil)

1. (播放录音2，让学生听后完成2。)

T: We know, without plants and animals, West Hill isn’t beautiful. So plants and animals are 　 important. Let’s look at the lovely animals in the pictures in 2. Listen to the tape and write 　　 down the right order of the pictures.

(若学生没听懂，可再放一遍，和学生核对答案。)

3. (让学生完成1b，并作报告。)

T: Fill out the table in 1b, then give a report, using “Kangkang/Maria said …”.

Step 4　 Practice 第四步 　练习(时间:10分钟)