Unit 1 Nature in the balance Reading (2) 教案-2023-2024学年高中英语译林版(2020)必修第三册

课 时 教 案 课题： Reading (2) U1B3 第　2　课时 总序第19个教案 课型： New lesson 编写时间:2024年3月18日 执教时间：2024年3月21日 教学目标： 批　注 master the technique of “making comparisons” which helps readers understand a large figure; 教学重点： master the technique of “making comparisons” 教学难点：master the technique of “making comparisons” 教学用具：Multi-media 教学方法：Group work, discussion 教学实施过程： 1. Have students get detailed information about the documentary script by finishing the following tasks. 1) Have students fill in the following chart based on the documentary script. (1) the Amazon River (2) biodiversity (3) plant species (4) levels (5) mammals (6) food chain (7) oxygen (8) food or medicine (9) us/human beings (10) agriculture 2) Have students summarize the documentary script based on the chart above. The Amazon rainforest is on the South American continent, covering an area of around 6 million square kilometres. The Amazon rainforest gets its name from the Amazon River, which is about 6,400 kilometres in length. Different ecosystems supported by the Amazon River give this area the richest biodiversity on the Earth. More than 40,000 plant species can be found in the Amazon rainforest. The different levels of the forest support a great variety of wildlife and each level forms its own little world. More than 1,300 species of birds and over 400 species of mammals can be found here. All these species are the elements 批　注 of this forest’s food chain. Known as the “lungs of the planet”, the Amazon rainforest breathes life into the planet by fixing carbon and producing oxygen. And there are many species that can be used for food or medicine. The forest faces a major danger from us. Human activities such as agriculture and cattle farming are affecting the rainforest. 2. Have students answer the following questions. 1) Have students answer question 1 and 2 of A3 on page 4. (1) The Amazon rainforest is u