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

人教版九年级Unit 13 We’re trying to save the earth!
Section B 2a-2c
教学目标
（1）知识目标：
. Key Vocabulary
Words: gate, bottle, president, inspiration, iron, work, metal, creativity.
Phrases: throw away, put sth. to good use, pull down, upside down, bring back.
Reading: Rethink, Reuse, Recycle!
Target language.
（2）能力目标:培养学生听﹑说﹑读﹑写的能力，尤其是阅读方面的技巧。通过运用多媒体，展示问题﹑播放阅读内容的听力﹑讲解难点等，使学生全方位提高能力。
（3）情感目标：加强学生的环保意识，使学生认识到只要有一个有创造性的头脑，没有东西是废物（Nothing is a waste if you have a creative mind.)。
教学重点和难点：
(1)教学重点:复习和学习关于循环再利用的相关词汇,如 recycle, reuse, throw away, put sth. to good use, pull down, upside down, bring back, etc.
让学生读懂用现在进行时﹑现在完成时﹑被动语态和情态动词﹑used to 写成的关于循环再利用的短文。
(2)教学难点：综合运用Fast reading和Careful reading等阅读技能读懂《Rethink, Reuse, Recycle!》这篇文章。
教学方法：问答式﹑探究式﹑任务型阅读法。
教学手段:多媒体。
教学程序设计
Step 1 Greeting and Revision（3 minutes）
1.Greet each other.
2.Use pictures to help students talk about the ways that we can do to help save the earth.
T:What can we do to help save the earth
Ss: Stop riding in cars, recycle books and paper, turn off the lights…
3.Read together.
设计意图：帮助学生巩固上节课所学的关于环保行动和循环再利用的词汇，同时为引入新课做准备。
Step 2 Leading-in (3 minutes)
1.Ask how you deal with the things that you don’t need any more.( 观看一些图片和一个利用废品打造机器人的视频。）
T：How do you deal with the things that you don’t need any more
Ss: Throw away, give it to others,…
T：So nothing is a waste if you have a creative mind.
2.Show some pictures and ask students to guess what the passage is about.
T: From the pictures, can you guess what the passage is about
Ss: Recycling.
设计意图：活跃气氛，引起学生的阅读兴趣，为学生更好地阅读这篇文章做准备。
Step 3 Reading（20minutes）
1.Explain the title of the passage and ask some questions to lead in.( Rethink, Reuse, Recycle.反思，再利用，回收利用。）(1 minutes)
Questions:(1).What can you see in the pictures
(2).What are they made of
(3).Do you think it is a good way to protect the environment
2.Fast reading（快速阅读6 minutes）: Have students read the passage and find the main idea of each paragraph.
Para. 2 A. Bags made from clothes.
Para. 3 B. Art pieces made of iron and other materials from old cars.
Para. 4 C. House built of rubbish.
设计意图:使学生初步了解文章大意。
3.Close reading（精读9 minutes）: Have students read the passage again and complete the chart in 2b.
Names What materials did they use What did they make
Amy Hayes 1.windows and doors of old buildings that have been pulled down2.an old boat3.rocks4.old glass bottles a house
Jessica Wong old clothes; especially old jeans bags
Wang Tao iron and other materials from old cars beautiful art pieces
设计意图：使学生带着任务反复阅读，进一步理解文章，同时加强语言的输入。
4.Listen to the passage and underlined(划线) the following phrases, then use dictionaries to find out the meanings.（3 minutes）
(1)throw away (2)put sth. to good use
(3)build out of (4)pull down
(5)turned upside down (6)win a prize
(7)set up (8)bring back
设计意图：帮助学生自主进行语言积累，为下一步的练习打下基础。
Step 4 Exercise（6 minutes）
Fill in the blanks with the correct forms of the phrases in the box.(Finish 2c)
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. 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 has also _______an online 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 animals or humans, _______ makes smaller pieces for the home.
设计意图：使学生深入理解文章内容，掌握重点词汇并运用。
参考答案：1.pulled down; 2. put to good use; 3.built…out of; 4. set up;
5.known for; 6.not only …but also.
Step 5 Explain some difficult sentences.（4 minutes）
1.She lives in a house in the UK that she built herself out of rubbish . (Para.2)
(1)that 引导的定语从句。
(2)build / make … out of … “用…建造/制作…”
2. Not only can the art bring happiness to others, but that even cold, hard iron can be brought back to life with a little creativity. (Para.4)
艺术不但可以给人们带来快乐，而且也说明只需要一点创造力，即使是冰冷、坚硬的铁也可产生活力。
not only …but also… （不但……而且……）的中考考点：
1.连接两个并列成分。( 当连接两个并列主语时谓语动词使用就近原则）。
2. not only 位于句首时，前一分句要采用部分倒装结构（把情态动词、助动词或be提到主语前面)。
设计意图：紧扣中考考点，使学生加强难句的理解，强化记忆。
Step 6 Summary(1minutes）
From the lesson, we know nothing is a waste if you have a creative mind( 如果你有一个有创造力的头脑，没有东西是废物). Let’s take action!
设计意图：呼应导入环节，号召同学们行动起来，利用旧物进行改造，变废为宝，为环保作出贡献。
Step 7 Read the passage again. (2 minutes)
设计意图：让学生再次读短文，画出带有现在进行时﹑现在完成时﹑被动语态﹑情态动词和used to 的句子，体验他们的用法。
板书设计
Unit 13 We’re trying to save the earth! Period 5 (Section B 2a-2c) 1.What can we do to help save the earth 2.How do you deal with the things that you don’t need any more 3.Useful phrases: (1) throw away (2) put sth. to good use (3) build out of (4) pull down (5) turned upside down (6) win a prize (7) set up (8) bring back
put to good use build… out of pull down
set up known for not only… but also