教学设计与反思.doc

基本信息课题人教版高中英语选修7 Unit 3 Under the sea (Period 1)作者及工作单位江西省余干中学 谭小芬教材分析This text tells stories about a killer whale. A whaler, whose name was Clancy, tells two moving stories about Old Tom, who helped to hunt whales and rescue people. This is the first period of Unit 3, a new lesson. Its helpful to enhance the students love towards animals and their awareness of protecting animals. 学情分析Students are at the age of 15 or 16, they are full of curiosity and they are eager to know the world, especially something they seldom or hardly knew before, such as the undersea world. Students have some knowledge about the undersea world through some movies or TV programs. Seeing so many wonderful and fantastic plants and animals, they will show a strong interest in exploring the world.教学目标Ability goals1. Enable the students search for specific information and get the general idea of the text.2. Improve the students reading abilities and develop students ability of expressing their own opinions in EnglishLearning ability goals1. Get a brief knowledge of the plants and animals under the sea, especially the killer whale, Old Tom.2. Learn important words and expressions in this part.Emotional goalsRealize the importance of protecting animals, and properly deal with the relationship between human beings and animals.教学重点和难点Know what happened in each story and the detailed information of the reading material.教学过程教学环节教师活动预设学生行为设计意图Step 1 Warming-up1. Show some beautiful undersea pictures to lead in the topic.2. Ask Ss where and how we can see these.3. Introduce some undersea plants and animals.Ss can talk about some undersea plants and animals they saw in the TV, films, etc.1. Arouse Ss interest.2. Combine Ss sense of hear and sense of sight to learn English.Step 2 Pre-reading1. Look at the picture on Page 19: What do you think is happening?2. Read the passage and fill in the blank:Ss will soon look at the text and find the answer from the text.By the pictures, Ss will have a great interest in the shark story.Step 3 While-reading1. Scanning Read the text quickly and find out: 1. Who is Old Tom?Old Tom is a killer whale.2. Get the main idea of each story: The first story is mainly about _ _.The second story is mainly about _.2. Careful reading1. Read Para 1 carefully and answer the following questions: When did Clancy believe that killer whales could help them?After he witnessed it with his own eyes.2. Read Para 2 to the end of the first story carefully and fill in the blanks on the 31st English Weekly:3. Read the second story carefully and answer the following question: Which was Not the danger facing James?How did Old Tom help him out? Why do you think he did this?Old Tom prevented James from drowning. Old Tom wanted to help his human friends.Step 5 Post reading3. Discovering useful structuresSs will scan the text carefully to find out the information needed.1. Improve Ss reading ability by different reading skills.2. Teach Ss step by step to let them input the knowledge more efficiently.Step 4 Post-reading1. We can infer from the text that _A_. A. The killer whales may be trained by the whalers.B. The killer whales want to help man catch the whales themselvesC. The killer whales need no training for helping the whalersD. The killer whales want to eat the whales after killing them2. Put the events in the reading passage into the timeline on Page 21.Ss will recall the interesting stories.Enhance their understanding of the stories.Step 5 DiscussionAfter reading, we can see those kinds of natural forces are really awful. Does that mean we are completely powerless while facing them? Is that to say we can not get along well with nature? How can we live in harmony with nature?Ss will discuss the problems of shark killing and animal protection.1. Love Nature and animals.2. Develop Ss sense of environmental protection.板书设计Unit 3 Under the sea Old Tom the killer whaleWarming up & Reading1. Under sea plants and animals2. Ways to see them3. The first story4. The second story5. Shark killing6. Environmental protection学生学习活动评价设计1. Retell the two stories2. Finish the exercises in Learning about language.教学反思本单元主要介绍海底世界里的动植物，海底的世界奥妙无穷，有绚丽多姿、美轮美奂的植物，也有色彩斑斓、凶狠残暴的动物，鲨鱼就是学生最感兴趣的一种海底动物，特别是看过一些关于鲨鱼的电影录像等，学生总对其保持着一颗好奇心。如此凶残的动物却也能与人类合作。第一篇阅读就是介绍了“海上霸王”虎鲸如何帮助人类捕杀其他鲸鱼、以及保护人类的两个故事。在导入部分，先向学生展示一些海底动植物照片，让学生对海底世界有个基本了解。再联系课文，给学生播放关于虎鲸袭击大白鲨以及人类的视频，通过视频的观看，让学生对虎鲸有更直接的了解，因此也能激发学生对动物的爱护以及人类应该如何与动物相处的思考。课文讲解采用读前