Unit 6 Earth First Understanding ideas 教案逐字稿-2023-2024学年高中英语外研版（2019）必修第二册

Book2 Unit 6 Sharks: Dangerous or Endangered Good morning, dear judges. I’m Candidate No.1. My topic is Sharks: Dangerous or Endangered. May I ..? Thank you! Good morning, everybody! How are you today? Fine! Great! I am very well. Look, what’s this? It’s a shark. What do you think of sharks? Big. Huge. Strong. Fierce. Powerful. Flexible. They eat people. To many of us, the sharks seem to be the most dangerous animal in the sea. But is it true? Let’s go to the passage and find out. Open your books and turn to Page 62. What’s the title of the passage? Sharks: Dangerous or Endangered? Read the title and look at the picture. Can you guess which one the author may focus on, dangerous or endangered? You think the author may focus on the latter. Now, read the passage quickly and check your predictions. The author proves that sharks are not as dangerous as people think, but they are endangered and need protection. Now, please read the passage carefully and find out the main idea of each paragraph. If you can find the key words or the topic sentence of each paragraph, please underline them. Para. 1 Jaws strengthened people’s long-held idea of the great white sharks as a dangerous animal. (topic sentence, last sentence) Para. 2 (topic sentence, first sentence) Para. 3 Para. 4 Para. 5 Finding the topic sentence is a very important reading strategy. It helps us understand the passage better. But sometimes, we can’t not find a proper sentence to conclude a paragraph. Then, we can write a topic sentence according to the key words in the paragraph. Now, read the passage carefully and find out how people’s attitude have changed as time goes by. Before 1975 The great white sharks are dangerous animals. People were scared of sharks. After 1975 Jaws Sharks are bad animals. They ate people. People were frightened of sharks. Stopped swimming, fished for sharked, many were killed due to fear of sharks and finning After 1980 Peter Benchley Who? What happened to him in 1980