Unit13SectionA3a—3c教案 人教版英语九年级全册.doc

Unit 13 We’re trying to save the earth!Section A 3a—3c一、教学目标1. 正确掌握本课重要词汇和短语：shark, fin cruel, harmful, be harmful to, at the top of等2. 能够理解关于捕捉鲨鱼、破坏生态平衡的语篇内容3. 能够正确使用连词，完成对语篇内容的补充4. 引导学生保护海洋生物、关爱大自然二、教学重点及难点重点：通过完成阅读任务，掌握阅读策略的同时，理解关于捕捉鲨鱼、破坏生态平衡的语篇内容难点：在具体的语境中正确使用连词三、教学准备教师：教学课件；多媒体设备学生：课前预习四、教学过程Step 1 Warming-upMake a free talk about the animals in the whole class.【设计意图】通过自由谈论动物，导入动物保护的话题Step 2 Pre-readingLook at the pictures and have discussions.【设计意图】通过这一环节，教师在了解学情的同时，可以帮助学生初步了解鲨鱼，也对后面的阅读做准备。

Step 3 While-reading1. Read the passage quickly and choose T or F.2. Read the passage again and fill in the blanks with the words in the box.3. Read the passage for the third time and complete the fact sheet.【设计意图】通过完成判断正误和填写表格，考查学生对文章细节的掌握Step 4 Post-readingFill in the blanks and retell the passage.【设计意图】通过对文章框架的梳理，以细节填空的方式，帮助学生整体把握文章结构，再进一步理解文章细节内容的基础上完成对文章内容的复述Language points1. This method is not only cruel, but also harmful to the environment.not only…but also… 意为“不仅……而且……”，其中的also有时可以省略2. Sharks are at the top of the food chain in the ocean’s ecosystem.at the top of意为“在……最高地位；用最高 / 最大的 (速度, 声音等) ”3. If their numbers drop too low, it will bring danger to all ocean life. 此句复数形式的numbers表达全海洋中鲨鱼的总量。

当表示数值的高或低时，number要用high或low修饰设计意图】系统学习本课语言知识Step 5 SummarySummarize what they have learned this class.Step 6 HomeworkWrite an article about a kind of endangered animals to call on people to save them.五、板书设计Unit 13 We’re trying to save the earth!第2课时 Section A 3a—3c1. This method is not only cruel, but also harmful to the environment.2. Sharks are at the top of the food chain in the ocean’s ecosystem.3. If their numbers drop too low, it will bring danger to all ocean life. 3。