Unit13SectionA3a-3b课件--人教版英语九年级全册.pptx

《Unit13SectionA3a-3b课件--人教版英语九年级全册.pptx》由会员分享，可在线阅读，更多相关《Unit13SectionA3a-3b课件--人教版英语九年级全册.pptx（21页珍藏版）》请在淘文阁 - 分享文档赚钱的网站上搜索。

1、Unit 13 Were trying to save the earth!3a-3cLearning goals1.Curriculum words:shark,fin,cruel,harmful,chain,ecosystem,industry,law,scientific 3.Reading：a passage about sharks2.Useful expressions:be harmful to,at the top of,the food chainWarming upSouth China tiger华南虎华南虎Crested Ibis朱朱 鹮鹮Lets look at pi

2、ctures of endangered animals in our country.濒危的；濒临灭绝的Warming upGolden Monkey金丝猴金丝猴Chiru藏羚羊藏羚羊Lets look at pictures of endangered animals in our country.Pre-readingDo you think sharks are endangered?Why?What do you think might have caused a fall in the number of sharks?Pre-readingwhile-reading(fast r

3、eading)Read the passage quickly.What is the main idea?Choose the correct answer.A.The Introduction of the shark fin soup B.Tell people to save sharks C.The Introduction of some environmental protection groups.阅读技能：阅读技能：skimmingRead the title,the first and last sentences in each paragraphs and match

4、the main ideas.Ask people to save the shark Talk about shark fin soup.Sharks are endangered now.Para.1Para.2Para.3while-reading(fast reading)while-reading (careful reading)Read the passage and complete the fact sheet in 3a.Where shark fin soup is popularNumber of sharks caught and traded every yearH

5、ow much the numbers of some kinds of sharks have fallen in the last 20 to 30years?Two environmental groups which are against“finning”in southern Chinaaround 70 millionover 90 percentWildAid and the WWF1.What is the reason for killing sharks?2.What will happen when you enjoy a bow of shark fin soup?3

6、.What do you think of the reason for killing sharks?Read paragraph 1 carefully and find more detailed information.Because of the famous and expensive dish-shark fin soup.Youre killing a whole shark.Its cruel and foolish.while-reading (careful reading)Read paragraph 2 and complete the fact sheet.Resu

7、lts of killing sharksFor a sharkFor shark groupsFor ocean ecosystem生态系统生态系统Without a fin,a shark can _.The numbers of some kinds of sharks _in the last 20 to 30 years.All ocean life will be _ if there are not enough sharks.not swim any longer and gradually dieshave droppedin dangerwhile-reading (car

8、eful reading)Read paragraph 3 and complete the chart.Action to _WildAid and the WWFGovernmentIndividual（个人）（个人）are teaching the public about finningdevelop laws(法律法律)to stop the sale of shark fins.help save the sharksprotect the sharkswhile-reading (careful reading)1.Many people do not realize they

9、are killing a whole shark _ they enjoy a bowl of shark fin soup.2.Sharks are at the top of the food chain,_ if their numbers drop,the oceans ecosystem will be in danger.sowhenso although if but when 3.Many think that sharks are too strong to be endangered,_ they are wrong.4._there are no scientific

10、studies to support this,a lot of people believe that shark fins are good for health.5.Sharks may disappear one day _ we do not do something to stop the sale of shark fins.butAlthoughif Read the passage again and fill in the blanks with the words in the box.时间时间因果因果转折转折条件条件Post-reading hear of cut of

11、f no longer not only but also be harmful to bring danger to the number of so farFind the phrases and match.Post-reading不再割掉，砍掉到目前为止对有害给带来危险的数量听说不但而且Post-readingSave the Sharks!提出问题：吃鱼翅就是杀害一整头鲨鱼(Para.1)shark fin soup is popular in southern Chinaa bowl of shark fin soup=killing a whole shark解决问题：国际环保组

12、织号召反对“猎翅”(Para.3)cut off their fins and throw the sharks back into the oceancruel and harmful to the environmentaround 70 million sharks are caught and traded every year bring danger to all ocean lifethe numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years分析问题：为什

13、么要阻止“猎翅”(Para.2)environmental protection groupsno scientific studies have shown that shark fins are good for healthteaching the public about“finning”asked governments to develop laws to stop the sale of shark finsComplete the sentences.1.但是每一次当你喝一碗鱼翅汤的时候，你意识到你杀了一整只鲨鱼吗?But do you _ that youre killing

14、 a whole shark _ you enjoy _ shark fin soup?2.这种方式不仅残忍，而且对环境有害。This is _,_ the environment.3.如果它们的数量下降得太多，将会给所有的海洋生物带来危险。If their numbers _ too _,it will _ all ocean life.realize each time a bowl of not only cruel but also harmful toExercises drop low bring danger to4.很多人以为鲨鱼永远都不会濒临灭绝，因为他们是食物链的最强者。M

15、any _ that sharks can _ because they are _ in their _.5.在过去的20年到30年，某些品种的鲨鱼数量下降了超过90%。_ some kinds of sharks _ over 90 _ in the last 20 to 30 years.6.到目前为止，没有任何科学研究表明，鱼翅对健康有好处，那么为什 么要吃它们呢?So far,no _ studies _ that shark fins_ health,so why _ them?Exercises never be endangered have fallen by are good for have shown scientific believe the strongest food chain The numbers of percent eatSummaryExpressionsNew wordsReading a passage about sharksbe harmful toat the top ofthe food chaincruelharmfulindustrylawscientificsharkfinchainecosystemLets help save the sharks!Homework纪录片网址如下：https:/