英语人教版九年级全册unit13 sectionA 3a.docx

Unit 13 Were trying to save the earth! Section A 3a-3b田莉金 晋源街道第二中学1、 教学课型： 阅读课 2、 教材分析： 本节课课型是阅读课，内容是一篇有关鲨鱼的英语文章。通过这节课的学习，让学生在体验、实践、参与及交流的学习过程中了解鲨鱼目前恶劣的生存环境，从而提高学生保护鲨鱼、保护环境、保护地球的意识。三、学情分析： 该年级段的学生有一定的英语基础，对根据关键词和语境猜测大意的能力，因此教师要给学生表现的机会，指导他们积极主动地阅读。四、教学目标：在培养学生的阅读能力和知识运用能力的学习过程中，让其掌握词汇shark, fin, cruel, harmful, be harmful to, at the top of, chain, the food chain, ecosystem, industry, law, scientific,并对现在完成时、现在进行时、情态动词、used to 、被动语态的构成和基本用法进行进一步学习，从而培养学生更高水平的交流技巧和阅读能力，如略读、精读等能力并提升学生综合运用语言的能力和环境保护意识。五、教学双边活动一、Step 1 Lead in （情境导入）T: look at the picture.we can see a shark. Spell shark together.Do you like sharks ? And why or why not?Ss:s-h-a-r-k shark (Answers will vary)T:But have you heard of shark fin soup? If we want to have shark fin soup ,what will we do ?Ss: (Answers will vary)T:(show a picture that people are killing sharks.)Do you think it is cruel? Ss:Yes,it is so cruel.T:So we can say sharks are endangered.We should save them.Now lets look at todays learning aims.(Show the learning aims to the students )在阅读中掌握词汇shark, fin, cruel, harmful, be harmful to, at the top of, chain, the food chain, ecosystem, industry, law, scientific,提高自己根据关键词和语境猜测大意的能力并进一步掌握现在完成时、现在进行时、情态动词、被动语态的构成和基本用法,同时了解鲨鱼目前恶劣的生存环境，从而提高自己保护鲨鱼、保护环境、保护地球的意识。【设计说明】以有据可依的情境导入，活跃了课堂气氛又恰当的引入了本节课的主题save the sharks.Ss:Read the learning aims together and know it well.2、 Step 2自主式导读 T: Read the passage for the first time and try your best to complete the fact sheet below the passage.(Give the students 3 minutes to do this part) Then ask some students to show their answers.3a Read the passage about sharks and complete the fact sheet below.WheresharkfinsoupispopularNumberofsharkscaught andtradedeveryyearHowgovernmentscanhelpTwoenvironmentalgroupswhichareagainst“finning”【设计说明】简要的问题使学生对文章内容有大概的了解，为下一步的careful reading 奠定基础。3、 Step3互助式解疑 Read for the second time（let students do the groupwork to deal with these problems）a . Ask the students to read the passage .Now this time ask the students to read the passages by one paragraph by one paragraph and judge the sentences.Ss；Read the each paragraph carefully and say the following sentences true or false.the first paragraph1. Sharks fin（鱼鳍）soup is famous and expensive all around the world.2. We have to kill a whole shark to get a bowl of sharks fin soup.the second paragraph1. People cut off sharks fins and throw the sharks back into the ocean.2. Sharks are in the bottom of the food chain in the oceans ecosystem.the third paragraph1. WildAid and the WWF are environmental protection groups in China.2. Sharks fins are good for health.After it, let students fill in the blanks with the words in the box.(after the students finish it ,let some students show their answers and check them with each other.) b.Then ask the students to finish the Part 3b and check together. so although if but when1. Many people do not realize they are killing a whole shark _ they enjoy a bowl of shark fin soup.2. Sharks are at the top of the food chain, _ if their numbers drop, the oceans ecosystem will be in danger.3. Many think that sharks are too strong to be endangered, _ they are wrong.4. _ there are no scientific studies to support this, a lot of people believe that shark fins are good for health.5. Sharks may disappear one day _ we do not do something to stop the sale of shark fins.【设计说明】这是对文章的细节理解，同时也使学生学习了鲨鱼的情况。四、探究式点拨Step4 .Language points T:Ask the students to do the groupwork to solve first and help them know the important points clearly.(Give the students help if they need)1. A shark can no longer swim and slowly dies. no longer意思是_ e.g._ 我不再是个学生了。2. This method is not only cruel, but also harmful to the environment. not onlybut also用于连接两个表示_关系的成分，着重强调后者，其意为_; 其中的_有时可以省略。新|课 |标| 第 网e.g._她不仅很会演奏，而且还会作曲。 若连接两个成分作主语，其谓语通常与_保持一致。e.g. _ 不只是你，他也得离开。 not only放在句首，后接句子时要用_结构。 e.g. Not only had the poor man been fined, but also he had been sent to prison. 这个可怜的人不仅被罚款，而且还被送进了监狱。 be harmful to 对 有害e.g. _吸烟有损健康。3.Sharks are at the top of the food chain in the oceans ecosystem.at the top of 在.最高地位; 用最高最大的(速度, 声音等) e.g. He shouted _ in order that he might be heard. 他尽力大声叫喊, 以便别人能听见。4. If their numbers drop too low, it will bring danger to all ocean life. 此句复数形式的number表达全海洋中鲨鱼的总量。当表示数值的高或低时，number要用_或_修饰。e.g. In that country, the number of children going to school is higher in cities than in towns and village. 在那个国家，城市儿童入学人数比乡镇及农村要高。【设计说明】学生在合作交流互助解疑的基础上，教师对知点进行梳理、点拨，帮助学生理解本课知识要点。五、强化式拓展Step 5 test Let the students do the test to improve themselves.a根据句意及汉语提示完成句子1. I think it is _(残忍的） to kill the animals.2. Reading in the sun is _（有害的）to your eyes.3. The government has made some _（法律）to protect the wild animals.b根据汉语提示完成句子1他们在山顶发现了一个古老的庙宇。They found an old temple_ _ _ _the mountain.2她不能再忍受这里的噪声了。She can_ _ stand the noise here.3吸烟对你的健康没有好处。Smoking is not_ _ your health.4该采取行动了，但我们还没有做好准备。Its time to_ _, but we havent got ready.5不仅他，而且我们也喜欢这首歌。_ _he_ _we are fond of the song.c.Fill in the blank according to the passage.(根据对课文的理解，完成下面填空练习) Some people like to eat sharks fin soup, especially in _ China. But getting the sharks fin _(be) very _. When people catch sharks, they _ _their fins and throw them into the ocean. The shark slowly dies because it cant _without a fin. And it is also _to the environment. Sharks are at the _of the food chain. If the number of sharks _(drop )too low, it will break the balance of the nature. Please say no to eat shark fin soup, and take action to save the sharks!【设计说明】通过换一种语境，拓展学生知识运用的宽度，让学生更好体会文中出现的词汇及语法的用法。Unit 13 Were trying to save the earth! Section A 3a-3b导学案learning aims 学习目标 在阅读中掌握词汇shark, fin, cruel, harmful, be harmful to, at the top of, chain, the food chain, ecosystem, industry, law, scientific,提高自己根据关键词和语境猜测大意的能力并进一步掌握现在完成时、现在进行时、情态动词、被动语态的构成和基本用法,同时了解鲨鱼目前恶劣的生存环境，从而提高自己保护鲨鱼、保护环境、保护地球的意识。一Read the passage and judge (判断）the sentences1. Sharks fin（鱼鳍）soup is famous and expensive all around the world.2. We have to kill a whole shark to get a bowl of sharks fin soup.3. People cut off sharks fins and throw the sharks back into the ocean.4. Sharks are in the bottom of the food chain in the oceans ecosystem.5. WildAid and the WWF are environmental protection groups in China.6. Sharks fins are good for health.二Language points1. A shark can no longer swim and slowly dies. no longer意思是_ E.g._ 我不再是个学生了。2. This method is not only cruel, but also harmful to the environment. not onlybut also用于连接两个表示_关系的成分，着重强调后者，其意为_; 其中的_有时可以省略。E.g._ 她不仅很会演奏，而且还会作曲。 若连接两个成分作主语，其谓语通常与_保持一致。e.g. _ 不只是你，他也得离开。 not only放在句首，后接句子时要用_结构。 e.g. Not only had the poor man been fined, but also he had been sent to prison. 这个可怜的人不仅被罚款，而且还被送进了监狱。 be harmful to 对 有害e.g. _吸烟有损健康。 3. Sharks are at the top of the food chain in the oceans ecosystem.at the top of 在.最高地位; 用最高最大的(速度, 声音等) e.g. He shouted _ in order that he might be heard. 他尽力大声叫喊, 以便别人能听见。4. If their numbers drop too low, it will bring danger to all ocean life. 此句复数形式的number表达全海洋中鲨鱼的总量。当表示数值的高或低时，number要用_或_修饰。e.g. In that country, the number of children going to school is higher in cities than in towns and village. 在那个国家，城市儿童入学人数比乡镇及农村要高。三Testa根据句意及汉语提示完成句子1.I think it is _(残忍的） to kill the animals.2.Reading in the sun is _（有害的）to your eyes.3.The government has made some _（法律）to protect the wil