Unit 1 Nature in the balance Reading 学历案-2022-2023学年高中英语牛津译林版（2020）必修第三册

Book 3 Unit 1 Nature in the balance Reading (I) 李满辉 Teaching objectives: By the end of this section, students will be able to: 1. summarize the basic information about the Amazon rainforest; 2. master the technique of “making comparisons” to help readers understand a large figure; 3. evaluate the importance of the Amazon rainforest and the dangers it is facing. Teaching key and difficult points: 1. To read and understand the documentary script; 2. To make comparisons when talking about a large figure. Teaching procedures: Step 1 Lead-in (3 mins) Enjoy a short video and then answer some questions. 1. Where is this place? 2. What can you see in this video? Step 2 Pre-reading (5 mins) Task 1: the teacher guides students to learn the genre of this passage---Documentary script. Task 2: The teacher leads students to read the title and discuss the following question. What will be talked about in the text according to the title and the picture? Step 3 While reading (23 mins) Task 1: Skimming Read the documentary script and match the main idea with each paragraph. Para. 1 A. Animal biodiversity:food chain Para. 2 B. Introduction to the Amazon rainforest Para. 3 C. Basic information about the rainforest Para. 4 D. The rainforest's value to the human race: threats to the rainforest Para. 5 E. Plant biodiversity: levels of the rainforest Task 2: Scanning Please read Para 2-5 carefully and fill in the blanks below. (1) ___________________ (2) ___________________ (3) ___________________ (4) ___________________ (5) ____________________ (6) ____________________ (7) ____________________ (8) ____________________ Think over: 1. What is the purpose of using so many figures? Task 3: Detailed reading 1、 Read Para. 1 and find out the topic sentence . 2、 Read Para. 2 and answer the following two questions . Q1： What's the relationship between the Amazon rainforest and the Amazon river? Q2: