九年级英语上册 Unit2 Topic 3 Section C教案
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T:What’s the disadvantage of these ways?
Ss:All of them must be used to produce electricity in some special situations. That’s to say, they are limited. For example, people can produce electricity from the sun, but if there is no enough sunlight, how does it work? (学生在教师的帮助下回答。)
设计意图
S3:First, turn off the lights when we leave a room.
T:Great. It’s easier said than done.So we have to keep on doing that every day.
3. Discuss how to save energy:
S5:Take a cloth bag when we go shopping.
S6:Turn off the TV set while we are away.
S7:…
T:Well done! Actions speak louder than words. If you want to be a greener person, you should do as what you say.
( )②Nuclear power is dangerous.So we can’t use it.
( )③China is one of the first countries in the world to use biogas technology.
( )④The maglev train can be used in most of China.
(3) Listen to the tape of1aand repeat. Pay attention to the pronunciation and intonation.
Step4Consolidation
1.Look at the form in 1b. Read the passage again and fill out the table.
第二单元第三个话题?Section?C教案
Unit 2Topic3 Section C
课题
Unit2Topic3SectionC
课
Readingcomprehension
时间
2009年9月28日
教学目标
三维目标
1. Learnthe newwords:
technology,electric, wheel, steel
S1:Don’t drive a car if you travel a short distance.
S2:Write on both sides of the paper.
S3:Don’t use the things that can be used only once.
S4:After we wash faces, we can use the water to wash clothes.
(1)Read the passage quickly, and choose the right picture for each paragraph.
(2)Read the passage again, and then mark True(T) or False(F).
( )①It’s good that people produce power from coal.
2.Go on learning some compound sentences:
(1)In many countries, people produce power from coal, but it is very dirty and causes acid rain.
(2) Although electric vehicles produce no pollution, there will be an increase in electricity needs if they are widely used.
3.Know about the modern technologies on environmental protection.
4. Improve the students’reading abilities.
教学重难点
1.Go on learning some compound sentences.
produce power, solve problems…
2.Discuss thecontent they learned in the last class:
T:What shoule we do to be a greener person?
S1:Take a cloth bag when we go shopping.
让学生再读1a，找出疑难点，并鼓励他们分组讨论解决疑难点，教师作补充讲解。
根据1b表格，以问答形式复述1a课文，巩固1a。
培养语言表达能力。
学生四人一组讨论，进一步了解节约能源的几种新型发电技术，完成2。
让学生四人一组讨论更多的发电技术，然后向全班汇报。完成2。
设计意图
Step 5Project
1.Discuss in groups: Do we need to save energy? Why?
S2:Walk or ride a bike instead of taking a bus or a taxi…
教学过程
教学内容（用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究），活动过程（教学环节、师生互动、反馈练习、布置作业）
通过对节能环保知识的复习讨论，导入新课，教学部分生词。
2. Learn the advantages and disadvantages of some kinds of energy.
教学
策略
学法
指导
Reading comprehension,
revision, discussion, pair work, group work
教 学 过 程
教学内容（用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究），活动过程（教学环节、师生互动、反馈练习、布置作业）
2. Discuss the pictures:
T: What’s the advantage of these ways?
Ss:Less pollution.
T:That’s right. For example, lighting is powerful. If it can be made good use of, that would be great. I’m sure you can do it one day. Come on, my children.
It takes sb.Some time to do some things.
…
4.Encourage the students to retell1aaccording tothetable in 1b by asking and answering.
Example:
(1) T: What are the advantages of biogas?
3.T: Now, work in groups of four. Think about what else can be used to produce electricity. Then report to the class.
教 学 过 程
教学内容（用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究），活动过程（教学环节、师生互动、反馈练习、布置作业）
(1)…people produce power from coal, butit is very dirty and causes acid rain.
(2) It takes people30 kmto the airport in juse 7minutesand reaches a top speed of431 kmper hour.
1.Learn the new words and phrases bylooking up in the dictionaryand making sentences. .
power, acid, nuclear, biogas, technology, straw, efficient, per, wheel, guide, steel
Ss: Much more expensive than traditional trains.
…
Step5Practice
1．Now please look at the four pictures in 2 . What ways do they use to produce electricity? Match the pictures with the proper sentences above.
设计意图
Step 1. Duty Report
Ask one or two students on duty to give a report, the others listen carefully and answersomequestionsaccording to the report..
Step 2. Review
2.Discuss the answers in groups. Then check them together.
教 学 过 程教学内容源自用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究），活动过程（教学环节、师生互动、反馈练习、布置作业）
让学生分组讨论节约能源的各种方法，以旧带新，导入新课主题。
Ss: Renewable.
(2) T: Can you say something about electric vehicle?
Ss: Efficient, cheap, and no pollution.
(3) T: What are the disadvantages of maglev train?
T:We must not only protect our environment but also save energy like electricity. Now discuss this problem in pairs: What should we do to save energy?
培养学生快速阅读的能力。
先让学生在小组内讨论，然后师生共同核对答案。
设计意图
3.Encouragethe students to pick up the points they don’tunderstandor those they feel important, then discuss by themselves, eg.
2.Summarize the ways of saving energy learned in this section. Have a discussion in groups. Then come up with new technologies of producing electricity and new methods to save enery.
Step3Presentation
1.Talk about the pictures in1a.
They show us some forms of energy. Some of them may do less harm to our environment. What’re they?
…
2.Read1a-2
T:What’s the disadvantage of these ways?
Ss:All of them must be used to produce electricity in some special situations. That’s to say, they are limited. For example, people can produce electricity from the sun, but if there is no enough sunlight, how does it work? (学生在教师的帮助下回答。)
设计意图
S3:First, turn off the lights when we leave a room.
T:Great. It’s easier said than done.So we have to keep on doing that every day.
3. Discuss how to save energy:
S5:Take a cloth bag when we go shopping.
S6:Turn off the TV set while we are away.
S7:…
T:Well done! Actions speak louder than words. If you want to be a greener person, you should do as what you say.
( )②Nuclear power is dangerous.So we can’t use it.
( )③China is one of the first countries in the world to use biogas technology.
( )④The maglev train can be used in most of China.
(3) Listen to the tape of1aand repeat. Pay attention to the pronunciation and intonation.
Step4Consolidation
1.Look at the form in 1b. Read the passage again and fill out the table.
第二单元第三个话题?Section?C教案
Unit 2Topic3 Section C
课题
Unit2Topic3SectionC
课
Readingcomprehension
时间
2009年9月28日
教学目标
三维目标
1. Learnthe newwords:
technology,electric, wheel, steel
S1:Don’t drive a car if you travel a short distance.
S2:Write on both sides of the paper.
S3:Don’t use the things that can be used only once.
S4:After we wash faces, we can use the water to wash clothes.
(1)Read the passage quickly, and choose the right picture for each paragraph.
(2)Read the passage again, and then mark True(T) or False(F).
( )①It’s good that people produce power from coal.
2.Go on learning some compound sentences:
(1)In many countries, people produce power from coal, but it is very dirty and causes acid rain.
(2) Although electric vehicles produce no pollution, there will be an increase in electricity needs if they are widely used.
3.Know about the modern technologies on environmental protection.
4. Improve the students’reading abilities.
教学重难点
1.Go on learning some compound sentences.
produce power, solve problems…
2.Discuss thecontent they learned in the last class:
T:What shoule we do to be a greener person?
S1:Take a cloth bag when we go shopping.
让学生再读1a，找出疑难点，并鼓励他们分组讨论解决疑难点，教师作补充讲解。
根据1b表格，以问答形式复述1a课文，巩固1a。
培养语言表达能力。
学生四人一组讨论，进一步了解节约能源的几种新型发电技术，完成2。
让学生四人一组讨论更多的发电技术，然后向全班汇报。完成2。
设计意图
Step 5Project
1.Discuss in groups: Do we need to save energy? Why?
S2:Walk or ride a bike instead of taking a bus or a taxi…
教学过程
教学内容（用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究），活动过程（教学环节、师生互动、反馈练习、布置作业）
通过对节能环保知识的复习讨论，导入新课，教学部分生词。
2. Learn the advantages and disadvantages of some kinds of energy.
教学
策略
学法
指导
Reading comprehension,
revision, discussion, pair work, group work
教 学 过 程
教学内容（用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究），活动过程（教学环节、师生互动、反馈练习、布置作业）
2. Discuss the pictures:
T: What’s the advantage of these ways?
Ss:Less pollution.
T:That’s right. For example, lighting is powerful. If it can be made good use of, that would be great. I’m sure you can do it one day. Come on, my children.
It takes sb.Some time to do some things.
…
4.Encourage the students to retell1aaccording tothetable in 1b by asking and answering.
Example:
(1) T: What are the advantages of biogas?
3.T: Now, work in groups of four. Think about what else can be used to produce electricity. Then report to the class.
教 学 过 程
教学内容（用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究），活动过程（教学环节、师生互动、反馈练习、布置作业）
(1)…people produce power from coal, butit is very dirty and causes acid rain.
(2) It takes people30 kmto the airport in juse 7minutesand reaches a top speed of431 kmper hour.
1.Learn the new words and phrases bylooking up in the dictionaryand making sentences. .
power, acid, nuclear, biogas, technology, straw, efficient, per, wheel, guide, steel
Ss: Much more expensive than traditional trains.
…
Step5Practice
1．Now please look at the four pictures in 2 . What ways do they use to produce electricity? Match the pictures with the proper sentences above.
设计意图
Step 1. Duty Report
Ask one or two students on duty to give a report, the others listen carefully and answersomequestionsaccording to the report..
Step 2. Review
2.Discuss the answers in groups. Then check them together.
教 学 过 程教学内容源自用好教材、开发资源），教师引领（创设情景、问题设计、点拨诱导、分层导学）学生求学（自主、合作、探究），活动过程（教学环节、师生互动、反馈练习、布置作业）
让学生分组讨论节约能源的各种方法，以旧带新，导入新课主题。
Ss: Renewable.
(2) T: Can you say something about electric vehicle?
Ss: Efficient, cheap, and no pollution.
(3) T: What are the disadvantages of maglev train?
T:We must not only protect our environment but also save energy like electricity. Now discuss this problem in pairs: What should we do to save energy?
培养学生快速阅读的能力。
先让学生在小组内讨论，然后师生共同核对答案。
设计意图
3.Encouragethe students to pick up the points they don’tunderstandor those they feel important, then discuss by themselves, eg.
2.Summarize the ways of saving energy learned in this section. Have a discussion in groups. Then come up with new technologies of producing electricity and new methods to save enery.
Step3Presentation
1.Talk about the pictures in1a.
They show us some forms of energy. Some of them may do less harm to our environment. What’re they?
…
2.Read1a-2