外研版（2019）选择性必修第一册Unit 6 Nurturing nature Section A Starting out& Understanding ideas 教案

Unit 6 Nurturing nature
Understanding ideas教学设计
科目：英语 课题：Understanding ideas 课时：1课时
教学目标与核心素养：
知识目标：学生熟悉单元话题，理解作者的写作意图，探究单元主题
能力目标：学生能够总结文章大意回答文章的相关问题
情感目标：学生感受到青藏铁路建设者的伟大，激发民族自豪感
教学重难点
教学重点：引导学生深入理解作者的写作意图，赏析课文
教学难点：引导学生基于课文内容联系生活实际，学生了解青藏铁路建设者们在建设过程中遇到的种种困难以及解决这些困难的方法
课前准备：多媒体，黑板，粉笔
教学过程：
一、Pre-class
1. Greeting
2. Leading-in
学生活动：学生课前预习查找青藏铁路的相关资料
教师活动：教师展示一些西藏的风景图片，让学生感受西藏的风采，激发学习兴趣
二、While- class
学生活动：学生完成活动1。
Work in pairs and complete the quiz. Try to guess if you are not sure of the answers.
Quiz
1 Which is the highest railway in the world
a The Trans-Siberian Railway.
b The Qinghai-Tibet Railway.
c The Chengdu-Kunming Railway.
2 In which year was the completed Qinghai-Tibet Railway put into operation
a 1984.
b 2001.
c 2006.
3 Which of these stations is not on the Qinghai-Tibet Railway
a Lhasa.
b Golmud.
c Lanzhou.
4 Which of these natural World Heritage Sites does the Qinghai-Tibet Railway pass by
a Xinjiang Tianshan.
b Qinghai Hoh Xil.
c South China Karst.
参考答案：1b 2c 3c 4b
学生活动：学生完成活动2。
Read the passage and find out why the railway is particularly special to the author.
教师开展读中活动，请学生带着任务阅读课文，理解课文。
参考答案：
The author has worked on the Qinghai-Tibet Railway. Once believed "impossible", the highest railway in the world is a record of the efforts of the workers to overcome the most difficult engineering challenges. These efforts and their end results mean that the railway is special to the author.
学生活动：学生完成活动3。
Choose the author's purpose in writing the passage and give your reasons.
教师可利用此活动检验学生对课文主旨大意的理解和对作者写作意图的把握情况。
第一步：请学生阅读选项，思考各个选项的含义和侧重点。
第二步：学生选出作者的写作意图，并在课文中找到相应的内容支持自己的选择。
第三步：请部分学生分享答案并说明理由，全班核对答案。
1 To prove that humans can conquer nature.
2 To highlight the amount of work required to build the Qinghai-Tibet Railway.
3 To praise the workers' efforts in building the Qinghai-Tibet Railway.
参考答案：3
学生活动：学生完成活动4。Organise information from the passage and complete the table.
Challenges Solutions
To protect wild animals. 1 _________________________have been built under the railway to allow the animals to 2 _______________________________
To 3 _______________________________________ 675 bridges with 4 ____________________________were built between Golmud and Lhasa.140,000 square metres of wetland were 5 _____________________ in order to protect its distinct ecosystem.
To make sure the workers stayed healthy 6_____________________________ were constructed. The workers also enjoyed 7 _____________________ in lower areas.
To 8 _______________________________________ Thousands and thousands of sandbags were used to 9 _______________________along the lake to 10 ___________________________
教师带领学生进一步梳理课文信息，深入理解课文内容，完成表格。
参考答案：
1 Thirty-three passages
2 move safely and freely in their natural habitat
3 prevent damage to wetlands and grasslands
4 a total length of about 160 kilometres
5 moved to a new area
6 Several oxygen-making stations
7 regular breaks
8 protect Cuona Lake
9 build a twenty-kilometre wall
10 protect it from construction waste
三、After-class
Think & share
1 Which of the solutions are you most impressed by Why
2 Which words in the passage are used to describe the Qinghai-Tibet Railway What other words could you think of to describe it
3 What changes do you think the Qinghai-Tibet Railway has brought to the people living along the railway
4 What method did you use to collect information How did the information help you to better understand the passage
参考答案
1 Students' own answers.
2 Sky Railway, impossible, highest, extraordinary.
You can also say it is a miracle, great achievement, etc.
3 Students' own answers.
4 Students' own answers.
四、Summary
总结课上所学
2