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课件网) Unit 1 Reading 1 The evolution of video and sound devices 高中英语 必修（第三册） Unit 1 Nature in the balance Reading 1 The Amazon rainforest: a natural treasure 1. What plants or animals do you know about What is special about them Pre-reading sloths giant redwoods 2. Have you ever watched a documentary before 3. If so, what was the documentary about What impresses you most about the documentary 4. If not, why haven’t you 5. What is special about the language employed in a documentary Pre-reading The Amazon rainforest: a natural treasure 6. What do you think this script is about judging from the title and the illustrations Pre-reading Para. 1: Introduction to the Amazon rainforest Para. 2: Basic information about the rainforest Para. 3: _____ Para. 4: _____ Para. 5: _____ _____ A1 Plant biodiversity; levels of the rainforest Animal biodiversity; food chain The rainforest’s value to the human race; threats to the rainforest While reading Read the documentary script and write the main idea of each paragraph. Sample answers: 8 (3) 6,400 (5) 1,300 (7) 20% 6 million (4) 40,000 (6) 400 (8) 17% A2 Read the documentary script again carefully and fill in the blanks with the figures. While reading Read Paragraph 3 and complete the mind map about different levels of the rainforest. While reading (4) (3) (2) (1) a system of roots beneath the ground The forest’s different levels the mass of leaf litter shorter plants with large leaves towering ancient hardwoods the tops of the tallest trees Read Paragraph 4 and complete the following chart about the food chain in the rainforest. While reading nutrients in the earth insects (4) leaves and fruits (1) (2) (3) frogs jaguars microorganisms The forest’s food chain While reading Basic information location and size Name: getting its name from (1) _____ richest (2) _____ Amazon rainforest Animals more than 1,300 species of birds and over 400 species of (5) _____ elements of this forest’s (6) _____ Plants more than 40,000 (3) _____ different (4) _____ of the forest Significance fix carbon and producing (7) _____ having species used for (8) _____ Danger the major danger: (9) _____ disappearing due to human activities such as (10) _____ and cattle farming the Amazon river biodiversity plant species levels mammals food chain oxygen food or medicine us/human beings agriculture Part 2: The species of plants, birds and mammals in the rainforest. Para. 3: _____ in the Amazon rainforest Read para. 3 try to understand the rainforest’s different levels. a system of roots the tops of the tallest trees the mass of leaf litter shorter plants with large leaves towering ancient hardwoods Plants Jaguars Insects At least 87 species, including frogs Leaves and fruit Microorganisms feed on break down feed on feed on Part 2: The species of plants, birds and mammals in the rainforest. Para. 4: _____ in the Amazon rainforest Read and complete the chart about the food c ... ...
