六、典型教学案例
案例1 Frog Story（青蛙的故事）
1.知识点
思考：全球变暖的影响和后果。
重点词汇：indicator species；sensitivity.
学会口语表达全球变暖及相关词汇。
2.思政目标
在本案例中，通过青蛙逐渐灭绝这一现象的学习，引导学生了解全球变暖的成因和后果。对比十几年来北京天气由沙尘变蓝天的图片，了解北京为保护自然环境而采取的措施及取得的成就，深刻领会习总书记关于建设生态环境文明的思想：绿水青山就是金山银山，提升民族自豪感和爱国主义情感。
3.教学过程
首先，复习。
Review the three qualities of Planet Earth:biodiversity、peculiar landform and spectacular.
其次，观看亚马孙森林大火视频，使学生了解亚马孙森林大火的危害。
The Amazon is referred to as the planet's lung;The area's rainforest generates more than 20％of the world's oxygen and 10％of the world's known biodiversity;The fire hasenormous consequence for the globalwarming.
引导学生进行头脑风暴练习，了解全球变暖的成因。
Who should be blamed?The forest fire isman-made disaster or natural disaster?What cause the global warming?The teacher guides the students to realize that the human's greedy behavior caused the global warming and mademany animals suffering.
再次，听说练习。请听如下短文并回答问题：
Then I remembered the story about the frogs that Ihad heard last year on public radio.It said frogs were dying around the world.It said that because frogs’skin was like a lung turned inside out,their skin was being affected by pollution and global climate change.It said that frogs were being found whose skin was like paper.All dried up.It said that frogswere an“indicator species”.That frogswill die first be-cause of the sensitivity.
Why are the frogs dying around the world?
Frogs'skin was like a lung turned inside out,their skin was being affected by pollution and global climate change.
How do you understand the sentence“Frogswere an ‘indicator species’.The frogswill die first because of the sensitivity”?
We are related!There are no boundaries.Thatwe,for the sake of our relatives,must act now.
重点词汇：
indicator species物种指示器
—A group of animals or plants which are all similar and can breed together to produce young animals or plants of the same kind as them.
Examples:
Panda has been declared anendangered species.熊猫被列为濒临灭绝的物种；Globalwarming has caused many species extinction.全球变暖导致许多物种灭绝。
sensitivity n.敏感
—The quality of being easily influenced,changed or damaged,esp.by a physical activity or effect.
Examples:
Sex education at school is cautiously pushed because of the cultural sensitivity.
口语交际练习——小组讨论：
What's the consequence of the globalwarming?
The global warming brought the species extinction,the rising temperature,the rising sea level and the extreme weather.
Whatmeasures has Beijing taken to protect our environment?
We have taken manymeasures to protect our environment,such as limiting the car driving;developing the public transportation;sorting the waste;using the clean energy etc.
围绕听力材料青蛙这一物种快要灭绝这个主题，探讨发现全球变暖的成因和后果：物种灭绝、气温上升、海平面上涨、极端天气的出现等，而人类作为自然界的一部分，正在破坏我们赖以生存的地球，从而引发学生的思考：我们应该如何保护我们的地球？同时通过十几年来北京天气变化的图片对比，了解北京为保护自然环境而采取的措施及取得的成就，如限号驾车、大力发展公共交通、垃圾分类、倡导使用清洁能源等，深刻体会习总书记“绿水青山就是金山银山”的保护生态环境的思想，提升民族自豪感和爱国主义情感。
最后，布置作业。(https://www.daowen.com)
Oral practice—story telling Students are allowed 2minutes to tell their own story to illustrate the climate change in Beijing and send it to cloud classroom.
通过让学生讲述发生在自己身边的与环境变化相关的故事，使其切实感受到保护环境的重要性和国家为保护我们的生态环境所做出的努力，升华爱国主义情感。
4.学习资源
①张丽主编：《高级媒体英语视听说》，外语教学与研究出版社2011年版；
②伍忠杰主编：《大学体验英语综合教程3》，高等教育出版社2003年版。
案例2 Dreams（梦想）
1.知识点
思考：实现梦想所需要的品质。
重点词汇：hook；challenge.
学会口语表达追逐梦想、顽强拼搏、坚定信念等相关词汇。
2.思政目标
帮助学生树立正确人生观教育元素：使学生将“梦想”主题与自己真实生活联系起来，习得追逐梦想、挑战自我、敢于创新、顽强拼搏、积极乐观等优秀人格品质才能实现梦想，从而使思政内容在学生实际生活中得到迁移应用。
3.教学过程
首先，播放有关凯勒的视频资料，设置问题：If you were as blind and deaf as Helen Keller，what dream would you like to come true？And how can you come true your dream？通过凯勒这一名人励志故事，学生在视听中感性地认识到坚定的信念与梦想是人生中最重要的品质，领会了实现梦想需要勇气、执着、顽强拼搏等高尚品质。
其次，听说练习。There was alwaysmusic on in my house when Iwas little.I loved listening to Metallica，Led Zeppelin，Bob Marley，Michael Jackson.My dad was a DJ，so he played disco，folk，dance，rock，and music from other countries.For my 18th birthday，my dad asked me to deejay at the restaurant he owned.After doing that for a few weeks，Iwas hooked.I wanted to learn more.
What dream did he have as he grew up?
What did he do to achieve his dream?
将罗比·王尔德的生平事迹与他展现出的优秀品质以英文绘制成思维导图。王尔德从小因病而耳聋，他的梦想是成为一名DJ，在实现他的梦想过程中所展现出来的优秀品质包括挑战、坚持、热情、创造力等。
Mind Map:Fill in the blanks to complete your own mind map.
引导学生绘制以自己的梦想和为实现梦想所应具备的优秀品质的思维导图，并进行对比学习deaf DJ如何实现梦想和自己如何实现梦想，学生从王尔德故事中再次领悟信念、梦想、理想的巨大生命力，并习得追逐梦想、挑战自我、勤奋、自尊、敢于创新、顽强拼搏、关爱社会、积极乐观等优秀人格品质。
再次，语言点。
Hook v.___If you are hooked into something,or hook into something,you get involved with it.
Examples:
I'm guessing again now because I'm not hooked into the political circles.
Challenge n.____a new or difficult task that tests sb's ability and skill.
Examples:
The role will be the biggest challenge of his acting career.
复次，总结小组观点，得出结论：Whether a person is disabled or not，he needs to set up his own dream，which is the goal of life.To achieve this goal，we must strivewith strong perseverance，indomitable fighting spirit，courage to fightand challenge ourselves.反馈和总结进一步深化了对学生的人生观教育。
同时进行反思：①What is the new information you've learned about this topic now？（现在，有关这个话题你学到了哪些新知识？）；②How will you relate the topic idea to your real life？（你将怎样将话题观点与你的真实生活联系起来？）在完成反思的过程中，学生将“梦想”主题与自己真实生活联系起来，思考自己如何才能实现梦想，从而使思政内容在学生实际生活中得到迁移应用。
最后，布置作业。
Writing a speech entitled“Ihave a dream”.
4.学习资源
①张丽主编：《高级媒体英语视听说》，外语教学与研究出版社2011年版；
②伍忠杰主编：《大学体验英语综合教程3》，高等教育出版社2003年版。