1、Unit 2 Saving the Earth Topic 3 What can we do at home to protect the environment? Section D 制作：郝岗一中 修订人：郭红杰 教学目标 1.学习并能写出P4950的生词。 2.总结SectionA-C学的表达自我的观点，提 出建议的表达法、连词 and,or,but,while的用 法，并能熟练做题。 3.培养学生从段落中获取信息的能力。 自学指导一 1.复习内容：学习下面and,or,but,while的用法 2.复习方法：背诵。 3.复习时间：3分钟 4.复习要求：背会，并能运用 并并 列列 句句
2、连词连词 or, and, but 和和 while的用法的用法 表示并列关系，用表示并列关系，用_ 表转折，用表转折，用_ 表选择，用表选择，用_ and but,while or 自学检测自学检测1 Compound Sentence Recycling can protect the environment, _ it can save money, too. Some things we have done are good for the earth _ some are bad. We should do everything to protect it, _ well be pu
3、nished and lose our home. people produce power from coal, _ it is very dirty and causes acid rain . and while or but 自学指导2 1.复习内容：读课本Section A-C的内容，并 完成下列各题。 2.复习方法：朗读句子，并背会，小组长检 查。 3.复习时间：5分钟 4.复习要求：能正确运用本话题的功能性语 言完成下列图表 复习检测二 Would you like to be a _ person? First, you ought to _ the electricity w
4、hen you leave a room. _ said than done. Action speak _ than words. The train can _ a top speed of 431 km per hour. greener shut off Easier louder reach 自学指导3 1.复习内容：读课本Section A-C的内容，并 完成下列各题。 2.复习方法：朗读句子，并背会，小组长检 查。 3.复习时间：5分钟 4.复习要求：能正确运用本话题的功能性语 言回答下列问题 Throw the rubbish here and there. Dont spit
5、 in a public place. Draw a beautiful picture on the public walls. Dont throw things away if they can be reused. Go to school by bike instead of by bus. Collect the rubbish and try to sort it. Pour dirty water into rivers directly. Turn off the lights when you go out. Which one is right? 复习检测复习检测3 自学
6、指导4 1自学内容：课本49页的单词，文章 2自学方法：互读，扫读，细读 3自学时间：8分钟 4自学要求：从文中找出下列短语并翻译，回 答下列问题。 自学内容1 1.阅读文章找出下列短语，并翻译 （1)the lungs of the earth_ (2)remove carbon dioxide_ (3)make oxygen_ (4)provide wood to build houses_ (5)so that_ (6)bite these planters on their legs (7)different types of trees _ 。 - 自学内容2 再次阅读课本49页的内
7、容，找出每段话的中 心句 自学内容3 Read it again and answer the following question 1.How do you understand “Forests are the lungs of the earth“? 2.What difficulties do tree planters face when they plant trees ? 3 Why do they plant different kinds of trees ? 4.What will happen if we do not plant new forests ? 5.Woul
8、d you like to be a tree planter when you are older ? Why or why not ? 翻译下列词组 (1)the lungs of the earth_ (2)remove carbon dioxide_ (3)make oxygen_ (4)provide wood to build houses_ (5)so that_ (6)bite these planters on their legs _ (7)different types of trees _ 3.阅读课本49页的内容，找出每段话的中心句。 自学检测自学检测4 地球之肺 吸
9、收二氧化碳 制造氧气 给建造房屋提供木材 为的是，目的是 咬植树者的腿 不同种类的树 自学检测4 2.阅读课本49页的内容，找出每段话的中心句 Paragraph1.Forests are the lungs of the earth. Paragraph 2.These young men and women face many difficulties when they plant new trees. Paragraph3. Tree planters are changing the world 1.Without them,it cannot breathe. without是_,
10、后面可跟_, _,_. He went out without_( say)a word. She went to school without _(he). 介词 名词 代词 动名词 saying him 要点归纳 要点归纳 2. Forests were cut down to provide wood to build houses. Project Hope has provided a lot of money to build Hope Primary Schools. 从句型中你能看出什么？ _ provide sth to do sth 要点归纳 3.These young m
11、en and women face many difficulties when they plant new trees. 句中的face是_词意思是_。face 还可用作_. I believe in human ability to face things They are facing danger. 动 名词 面对 要点归纳 4.Even though tree planting is very difficult,they love their work. 句中的even hough译成_ 同义词_ Even though its hard work,I enjoy it. Hes
12、 the best teacher even though he has the least experence. 尽管，虽然 even if 要点归纳 5.They plant different types of trees so that birds and animals can live in the forests. So that.意思是_,引导_状语 从句。同义词有_,_ 练习： He studies hard so that he can pass the exam. They got up so early so that they can catch the first
13、bus. 以便，结果， 结果 in order to do sth in order that 1.根据汉语提示完成句子，每空一词 (1)We _ _(应该）be polite to the old. (2)I want to e a tour_(导游）so that I can travel around the world. (3)Remember to _ _(关掉）the lights when you leave the classroom. (4)We should reuse _(塑料）bags to protect the environment. (5)_(减少）the wa
14、ste we produce is a good way to protect the environment. ought to guide turn off plastic Reducing We learn: 1. Some words: dry 2. Some phrases: provide sth. to do sth.; face difficulties; even though 3. Some sentences: (1)Without them, it cannot breathe. (2)They plant different types of trees so tha
15、t birds and animals can live in the forests. We can: 1. Use the compound sentence correctly. 2. Realize the importance of the forest. Summary 当堂检测 单项选择 1.We can see many trees on_sides of the road . A.every B. each C. both D. either 2.He felt very tired ,so he stopped _rest. A.having B.had C. have D
16、.to have 3.-_do you play football with your classmates? -Sometimes. A.How long B.How often C.How soon D. How much C D B 4.-Never _!I believe you can make it. -Thank you. I will A.hurry up B.give up C.shut off D.run out 5.I am _tired _walk any farther. I have to have a good rest. A very;that B.such ;
17、that C.so;that D.too;to 6.Its getting dark,_they are still working. A.and B.but C.so D.or B D B 7.Take more exercise ,_you will be healthier. A.but B.for C.and D.so 8.Call a taxi,_you will miss the train. A.and B.though C.because D.or 9.Forests help to keep water from running away,_drought doesnt often happen. A.as B.when C.so D. and C D C 10.Some people love pets ,_others hate them. A.as B.when C.while D.and C Thank you!
