(
课件网) 九年级英语人教版 ò Unit 13 市华益 沙 We're trying to save the earth! 长 啭 Section A 3a-4c Save the Sharks! 执教人：肖婉蓉 1905 长沙市华益中学 What can we see in the sea world 不 shark fin(s) What do you think of sharks Dangerous Scary TERTIARY Strong CONSUMERS Fierce... CONSUMERS predators PRIMARY CONSUMERS (天敌) at the top of the food chain in the sea Let's play a game to find out the answer! Please put the pictures AA in the right place. oxtVy What is happening to sharks Why Save Sharks Fast reading Scanning:寻读 3b Read the plete the fact sheet below. Why do many sharks Many have heard of shark's fin soup.This famous and expensive dish is especially lose their fins popular in southern China.But do you realize that you're killing a whole shark each time you enjoy a bowl of shark's fin soup When people catch sharks,they cut off their fins and throw the shark back into the ocean. Without a fin,a shark can no longer swim and slowly dies.This method is not only cruel,but also harmful to the environment.Sharks are at the top of the food chain in the ocean's ecosystem.If their numbers drop too low,it will bring danger to all ocean life.Many believe that sharks can never be endangered because they are the strongest in their food chain.But in fact,around 70 million sharks are caught and traded in this industry every year.The numbers of some kinds of sharks have fallen by over 90 percent in the last 20 to 30 years. Environmental protection groups around the world,such as WildAid and the WWF,are teaching the public about"finning They have even asked governments to develop laws to stop the sale of shark's fins.So far,no scientific studies have shown that shark's fins are good for health,so why eat them Help save the sharks!
