九年级英语unit13 sectionA 3a课件.ppt

Unit 13 were trying to save the earth!Section A(3a)Save the Sharks!Studying aimsKnowledge aims:cut off,throwback into,not onlybut also,be harmful to,food chain,ecosystem,at the top of.Ability aims:Improve students ability of reading comprehension.Improve Ss ability of summing up by using mind-mapEmotional aims:Prompt Ss to think about ways of protecting the wild animals.Knowledge aims:Ability aims:Improve students ability of reading comprehension.Improve Ss ability of summing up by using mind-map.Emotional aims:Arouse Ss awareness of environmental issues.Prompt Ss to think about ways of protecting the wild animals.Importance and difficulties1.How to improve students ability of reading with reading strategies.2.How to review conjunctions and different tenses.food chains 食物链食物链ocean ecosystem 生态系统生态系统What did you see in the video?shark鲨鱼鲨鱼Many people think that sharks are too strong to be endangered,but they are wrong.The sharks are endangered!Save the sharks!Read the passage quickly Para.1 A.Two groups against“finning”.Para.2 B.Something about shark fin soup.Para.3 C.Sharks are endangered now.鳍鳍1.Where is shark fin soup popular?2.What does it mean when people enjoy a bowl of shark fin soup?Read Para.1southern ChinaTheyre killing a whole shark when they enjoy a bowl of shark fin soup.shark fin soupHow do people kill the sharks?1.How do people deal with them when they catch the sharks?Lets watch a short video.2.Without a fin,what will happen to a shark?throw them back into the ocean.1.How do people deal with the sharks when they catch them?They cut off their finscut offthrowback into.2.Without a fin,what will happen to a shark?dieRead Para.21.Why is it harmful to the environment?2.What do the two numbers mean?70 million90 percentSharks are at the top of the food chain,so if their numbers drop too low,it will bring danger to all ocean life.1.Why is it harmful to the environment?the food chainat the top ofdrop too lowwill bringto2.What do the two numbers mean?70 million90 percentAround 70 million sharks are caught and traded every year.The numbers of some kinds of sharks have fallen by over 90 percent in the past 20 to 30 years.situationSave the sharks!people cut off their fins and eat shark fin soup.A shark can no longer swim and slowly dies.at the top of the food chain in the oceans ecosystemIf sharks numbers drop too low,It will bring danger to all ocean life.According to Paragraph 1,2 and fill in the chart.people enjoy _fishermen _,_,then _decreased quicklya bowl of shark fin soupcatch sharks cut their finsthrow them into the oceanThe numbers of some kind of sharks/dkri:s/减少减少 Did people stop killing the sharks?If we cant stop the killing,the sharks will disappear.Read para.31.What are?2.What are they doing&what have they done?the two environmental protection groups1.What are the two environmental groups against“finning”?美国野生救援会美国野生救援会(WildAid)是是1999年在美国注册年在美国注册的非盈利机构，总部在美国旧金山，的非盈利机构，总部在美国旧金山，它对濒临绝迹的野生动物提供直接的保护，它对濒临绝迹的野生动物提供直接的保护，并且发展许多有创意的计划，以教育大众关于并且发展许多有创意的计划，以教育大众关于野生动物及生态平衡的重要性。野生动物及生态平衡的重要性。世界自然基金会世界自然基金会(WWF)是在全球是在全球享有盛誉的、最大的独立性非政府享有盛誉的、最大的独立性非政府环境保护组织之一，自环境保护组织之一，自1961年成立年成立以来，以来，WWF一直致力于环保事业，一直致力于环保事业，在全世界拥有超过在全世界拥有超过500万支持者和万支持者和超过超过100个国家参与的项目网络。个国家参与的项目网络。2.What are they doing&what have they done?They are teaching the public about“finning”.They have even asked governments to develop laws(法律法律)to stop the sale of shark fins.have asked to develop laws toare teachingaboutAre the shark fins good for healthNo scientific studies have shown that shark fins are good for health.？Is the shark the only animal that is endangered?据统计，全世界每天有据统计，全世界每天有75个物种灭绝，每个物种灭绝，每一小时就有一小时就有3个物种被贴上死亡标签。也就个物种被贴上死亡标签。也就是说，我们在喝完一杯咖啡，打完一个电是说，我们在喝完一杯咖啡，打完一个电话，上完一节课，就有无数的动物灭绝了话，上完一节课，就有无数的动物灭绝了Should we let them disappear?1.Why are they endangered?2.What will happen if their numbers drop too low?3.How should we protect them?For ourselves,For the government,pollutehave no placekill them toeatmake clothesmake moneyIf drop too low,will bringtostop eatingbuyingpollutingdevelop laws to No sale no killing.没有买卖，就没有杀害。没有买卖，就没有杀害。Protecting wild animals is just protecting ourselves.保护野生动物就是保护我们人类自己。保护野生动物就是保护我们人类自己。Dont let our children can only see todays animals in the museums.不要让我们的孩子只能在博物馆里才能见到今天不要让我们的孩子只能在博物馆里才能见到今天的动物。的动物。1.Read the passage again.2.Make a poster to call on people to protect wild animals.3.If you have time,watch a movie Sharkwater.Thank you for listening!Thank you for listening!