Unit 1 Nature in the balance Reading课件-2025-2026学年高一英语译林版必修第三册

The Amazon rainforest: a natural treasure Step One: Watch&answer Step One: Watch&answer 1. What can you see in this video? 2. Where is this place? Let’s have a trip to the Amazon rainforest and explore the beauty of it together! Monkey, birds, river, forest, plants,waterfall and so on. The Amazon rainforest. While reading para.1 Welcome to the jungle, a huge sea of green alive with the sounds of animals. This is the Amazon rainforest. As the largest rainforest in the world, it plays a significant role in maintaining the fine balance of the Earth’s ecosystem. Basic information about forest (para.2) 2 location size biodiversity name 5 Please read Para.3 3 (1)a system of roots(根系) beneath the ground (5)the tops(树冠) of the tallest trees (2)the mass of leaf litter(落叶层) (3)shorter plants with large leaves (低矮阔叶植物) (4)towering ancient hardwoods(阔叶树) Read Paragraph 3 and complete the mind map about different levels of the rainforest. Vertical 纵向的 bottom top 7 Jaguars At least 87 species, including frogs Leaves and fruit Microorganisms feed on break down feed on feed on nutrient Para. 4 Animal biodiversity & food chain Complete the following chart about the food chain in the rainforest. Insects 4 lungs of the planet Para. 5 Importance & Danger What is the function of the rainforest to us? fix carbon produce oxygen a treasure house of species Summary 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 Discussion Can we afford to damage the lungs of the planet? Why? Post-reading Free talk What should we do to protect the rainforest or forest? the students the adults Modal verbs: can/could may/might should/ought to must/have to dare/need would/will the society the school The people 感谢观看 THANK YOU 2023.3.12 Homework 1. Finish Exercises B1 and B2, page 5 2. Think of some phrases about how to protect forest. ¥ 椅子一把 Mr.Song 的红包 好好学习，天天向上 Mr. Song 的红包 ¥ 纸巾一包 Mr.Song 的红包 ¥ 泡面一桶 Mr.Song 的红包 ¥ 公仔一个 Mr.Song 的红包 好好学习，天天向上 Mr. Song 的红包 好好学习，天天向上 Mr. Song 的红包 ¥ 挂件一个 Mr.Song 的红包 ¥ 挂件一个 Mr.Song的红包 ¥ 火腿一根 Mr.Song 的红包 ¥笔记本一个 Mr.Song的红包 好好学习，天天向上 Mr. Song 的红包 好好学习，天天向上 Mr. Song 的红包 好好学习，天天向上 Mr. Song 的红包 好好学习，天天向上 Mr. Song 的红包 好好学习，天天向上 Mr. Song 的红包 開 開 開 開 開 開 開 開 Lavf58.29.100 null 246586.05 null 22439.229 Lavf58.29.100 Packed by Bilibili XCoder v2.0.2 $