人教版九年级全册英语 Unit13 We're trying to save the earth! SectionA 1a-2c 教案

Unit 13 We are trying to save the earth!教案
Section A (1a-2c)
一、教学目标：
1. 语言知识目标
基本词汇：litter, advantage, bottom, fisherman, coal, ugly, cost, wooden, plastic,
takeaway, bin,
基本词组：be harmful to, a turn off, take action, throw
away, put sth. to good use
基本句型：We’re trying to save the earth!
The river used to be so clean.
The air is badly polluted.
2. 技能目标: 能正确运用现在进行时，现在完成时，被动语态，情态动词和used
to 句型。
3. 情感目标: 有环境危机意识，学会关注环境保护环境。
二、教学重难点：
1. 教学重点：（1）能正确运用现在进行时，现在完成时，被动语态，情态动词
和used to 句型。
（2）保护环境的措施方法。
2. 教学难点：能正确运用现在进行时，现在完成时，被动语态，情态动词和used to 句型。
三、教学步骤:
Section A 1 (1a-2c)
I. Presentation
Show the picture of the earth and tell students the earth is polluted now.
For example: (1) The factories that burn coal pollute the air with a lot of black smoke.
(2) Factories put waste into the river.
(3) People should throw away litter in the bin.
(4)There are more cars on the road.
II. Learning
Here are some words related to different kinds of pollution. Write them in the box below. Then add more words.
noise pollution air pollution water pollution
____________ ___________ _____________
____________ ___________ _____________
____________ ___________ _____________
____________ ___________ _____________
noise pollution loud music planes mobile phones building houses
air pollution factories smoking cars building houses
water pollution ships rubbish littering factories
III. Listening
1.There are so much pollution, how to solve them
What do you usually do Are you a friend of the earth
2.Discuss in groups.
What other ways do you know to protect our earth
3. 1b Listen and complete the sentences.
4. 2a Listen to the interview. Circle the kinds of pollution that Jason and Susan talk about.
5. 2b Listen again and complete the sentences.
IV. Practice (2c)
Use the information in 2a and 2b to role-play conversations between Jason and Susan.
Jason: The air has become really polluted around here. I’m getting very worried.
Susan: Yes, I used to be able to see stars in the sky.
Jason: The problem is that…
V. Exercise
VI. sum up
In order to make our environment to be a better place to live,
We should make an effort to protect it!