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视频标签：to save,the earth
所属栏目：初中英语优质课视频
视频课题：英语九年级下册nit 13 We’re trying to save the earth吉林省级优课
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英语九年级下册nit 13 We’re trying to save the earth吉林省级优课
Unit 13 We’re trying to save the earth
教材分析
本单元带领学生了解了一些有关地球污染，动物濒危等问题。并且教给大家如何保护濒危动物，如何通过回收利用等方式来保护地球。本单元分为section A and section B 两个部分。本课为第三课时带领大家了解我们能为地球做些什么。 三维目标 (一) 知识与技能
1. To learn the following words and expressions.gate, bottle, president, ,metal等。
2. To understand the pasage on Page 102. (二) 过程和方法
3. To get a general knowledge of pollution by reading and role-play. 4. To know about how to reduce pollution through discussion. (三) 情感态度和价值观
5. After learning this part, every student will be aware of the serious situation of pullution and determined to take action to protect our earth fron now on. 一、教学重点
1. To know the following words: gate, bottle, president, ,metal, put to good use,
set up, known for, pull down, not only„but also等 2. to understand the passage on Page 102. 二、教学难点
1. To know the following words: gate, bottle, president, ,metal, put to good use,
set up, known for, pull down, not only„but alao等 2. to understand the passage on Page 102. 三、教学策略
根据本课教学目标和重点内容，教师可采用听，读，小组讨论，角色扮演等活动来引导学生进行学习。 四、教学准备
ppt， recorder， mutiple-media 五、教学环节 1、 课堂导入 Step 1 Lead-in Discussion: what can we do to help save the planet? Rank these items from the easist (1) to the most difficult (5). ________ stop riding in cars.
________ recycle books and papers.
________Turn off the lights when you leave a room.
________Turn off the shower when you washing your hair. ________Don’t use paper napkins.
2
Possible answers: 5 3 1 2 4 2、 课堂讲授
Step 2. Reading 1) Fast-reading
Now turn to page 102 and read the page quickly to find answers to the chart.
Name What materials did they use? What did they make?
Answers:
Name What materials did they use?
What did they make? Amy Hayes
Old,boat, rocks, old galss bottles, materials from old houses A house Jessica Wong Old clothes
bags
Wang Tao
Iron and other materials fron old cars
Art pieces 2) careful-reading
Raed the passage again and fill in blanks.
put to good use, set up, known for, pull down, not only„but alao, build„out of ① Amy Hayes lives in the Uk. Many of the old buildings in her neighborhood were _______________.
② All the rubbish and old things in Amy’s neighborhood were then ________ when Amy built her house.
③ Amy is very creative and she ______________ her front gate ________________ rocks and old glass bottles. She put an old boat on top of her house.
④ Jessica Wong sells her bags in a small shop, but she also ____________ on line business to sell them.
⑤ Though Jessica’s bags are made from old clothes, her bags are ______________
being cute and useful.
⑥ Wang Tao ____________ makes large pieces of metal art that look like humans or
animals, __________ make smaller pieces for the home.
Possible answers: pulled down, put to good use, built out of, set up, known for, not only„but also
3) Studying useful words and expressions. ① put „into use: 应用；利用；投入使用
The first digital computer was put into use in 1944. 一九四四年,第一台二位制计算机投入了使用.
The newly built waiting building was put into use today. 这座新建的候机楼今起启用.
② set up 竖立；升起; 建立；设立；创立; 创造（纪录等）
3
They set up some stones as land marks．他们竖起一些石头当界碑。 The school has set up a special class to help poor readers． The French team set up a new record at tonight's meeting． ③ known for: 以„而着名,出名,以见长
Mrs. brown is known for her hospitality . 布朗夫人以其好客闻名。
London used to be a city known for its "black fogs. " 伦敦的“黑雾”一向闻名。 Be known as: 以作为„而著称
Now he was known as a steady man . 现在他已被大家认为是一个可靠的人。
④ not only „but also: not only„but also„用于连接两个表示并列关系的成分，其中的also有时可以省略。
She not only plays well, but also writes music. 她不仅很会演奏，而且还会作曲。
He works not only on weekdays but on Sundays.
We were not only hungry, but also tired. 我们不但饿了，而且也累了。
当not only„but also连接两个主语时，谓语动词的数原则上与其相近的主语保持一致。 Not only the students but also their teacher is enjoying the film. 不仅学生们在欣赏这部影片，他们的老师也在欣赏这部影片。 ⑤ pull down: 拆毁,拉倒
A small crowd attempted to pull down a statue. 一小伙人试图推倒一尊塑像。
They have managed to pull down the old building. 他们已拆毁了那幢旧建筑. Step 3 Exercises
Translate the following phrases.
1. 投入使用 2. 拆毁
3. 作为„„而出名 4. 因为„„而出名 5. 竖起，建起 6. 扔掉 7. 上下翻转 8. 获奖
9. 复活，恢复生机
Answers : put „into use, pull down, be known for, be known as, set up, throw away, turn upside down, win a prize, bring sth. Back to life 3、 课堂活动
Step 4 Activities
Make a list of things to be done to save the environment. Which things to be done by ordinary people every day? Which things to be done by government or organizations? 4、 课堂小结
4
Step 5. Summarize
Look back on what we have learned. 1. How to protect environment.
2. Useful languages : put to good use, set up, known for, pull down, not
only„but alao
5、 作业布置
Homework : make a survey about the environment in your town. Good environment Why Bad environment why
六、板书设计
七、教学反思
通过本课学习，学生们了解了污染以及污染带来的危害，以及保护动物的必要性,并学习了一些保护环境的措施。学完本课后，同学们要积极行动起来，为保护环境，保护动物作贡献。
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