人教版九年级英语上册教案：unit13we’retryingtosavetheearth.sectiona3a3c教学设计

人教新目标九年级Unit 13 Were trying to save the earth.第二课时. SectionA 3a3c教学目标：知识目标：掌握新词fin, cruel，endangered，chain, industry , ecosystem ,environmental 复习词组 hear of , cut off , throw back , no longer, at the top of , the number of , 能力目标： 1. 能够运用阅读策略概括段落大意。2. 能够用英语描述鲨鱼和“猎鳍 ”的过程和后果。3. 知道如何呼吁人们保护动物的语句。情感目标： 通过“猎鳍”导致鲨鱼濒临灭绝这一话题，号召人们保护动物，与大自然和谐友好相处。教学重难点：1. 如何运用阅读策略抓主旨。 2.号召人们保护动物的文章构思及表达。教学过程：【导入】通过“菲律宾捕鲨鱼”视频，来导读激趣 通过一则“菲律宾居民捕鲨鱼“的视频，学习新词cruel，endangered，同时激发学生学习兴趣，把学生引入本课的主题-savetheearth.【讲授】自读明大意 我设置了一个概括主旨大意题：1.Fill in blanks.Paragragh 1 Talk about _Paragragh 2 Sharks are _ nowParagragh3 _ people to protect sharks .让学生通过跳读的方式，分析文章每段的首句和尾句来概括段落大意。【活动】细读抓关键 仔细阅读文章，回答下列问题。Where shark fin soup is popular？How many sharksare caught and traded every year？How much the numbers of some kinds of sharks have fallen in the last 20 to 30 years？What are two environmental groups against “ finning”？让学生仔细阅读文章，查找细节，分析句子【活动】深读揣意图 3. Choose the best answer.(1) What does the underlined(划线) word “chain” mean? ( A ) A.链 B. 束缚 C.枷锁(2) What does the underlined(划线) word “this” refer to(指代)? ( C )A. Catch sharks B. A shark cant swim any longer without fins.C. Cut off sharks fins and throw back into the ocean.(3) From the passage ,we know_( A )A. If the numbers of sharks drop too low, all ocean life will be in danger.B. The governments have developed laws to stop the sale of shark fins.C. Because sharks are the strongest in their food chain,sharks can never be endangered.(4) What is the purpose of the passage? ( C )A.Introduce the famous and expensive dish shark fin soup.B. Tell us a fact : sharks are endangered.The number of sharks have fallen quickly.C. Appeal to people against the sale of shark fin .深读部分，我联系中考，设计了4个选择题，其中第四个考察了作者的意图，培养学生揣测写作意图的能力。【活动】读后拓展活动 通过动物联合会写给人们的一封信，让学生思考： What can we do to protect them?Dear human beings： Although we are called national treasures, the number of us are smaller and smaller. We live in the same world,we are friends. Why do you kill us ?We are edangered. Please help s