(
课件网) Unit 8 I love nature! Lesson 1 Why are plants important Towards the end of this unit study, you will be able to: talk about the importance of plants; find ways to care for and protect nature; understand the idea of harmony between humankind and nature. 1 Predict what to listen to based on the pictures. Where are they What are they doing They are in the forest or in the countryside. They are discussing and studying plants. 2 Listen to the conversation and tick the main idea. Li Ming: I love the forest. There are so many trees and plants here. The air is fresh. Wang Mei: Trees and other plants are important for us. Li Ming: Yes, you are right. Plants clean the air. They give us food like fruits and vegetables. Some medicine and clothing are also made from plants. 2 Listen to the conversation and tick the main idea. Wang Mei: The forest is important for animals, too. Many animals live in the forest and eat leaves and fruits from the trees. Li Ming: Plants also play a part in the water cycle. And they cover the soil. That way, the wind and water don’t carry the soil away. Plants make the world look beautiful. Wang Mei: Indeed, we can’t live without plants! 1.由......制成 2. 在…… 中扮演角色；在…… 中起作用 3.使某人 / 某物处于某种状态 4.对某人来说做某事是重要的 5.水循环 6.把.......带走 7.以 “f” 或 “fe” 结尾的名词，在变复数时 8.帮助某人做某事 1.be make of........ (能看出原材料) be make........from(看不出原材料) 2.play a part in 3.make sb. /sth. +adj. 4.It's + a. for sb to do sth 5.water cycle 6.carry away 7.以 “f” 或 “fe” 结尾的名词，在变复数时，f/fe v +es 8.help sb do sth 部分以 “f” 或 “fe” 结尾的名词，在变复数时，通常把 “f” 或 “fe” 变为 “v”，再加 “-es 口诀：树叶半数自己黄， 妻子拿刀去杀牛， 架后窜出一只狼， 就像小偷逃命忙 （树叶） （半数） （自己） （妻子） （刀） （架子） （狼） （小偷） （生命） leaf→leaves half→halves self→selves wife→wives knife→knives shelf→shelves wolf→wolves thief→thieves life→lives 2 Listen to the conversation and tick the main idea. It’s a pleasure to walk in the forest. We can’t live without plants. Trees and animals are part of our life. 3 Listen to the conversation again and tick what is mentioned. People can eat plants or use them as medicine. Plants help keep the air clean. Many animals live in the forest. Books, paper, pencils, and erasers all come from plants. Animals eat leaves and fruits from the trees. Plants cover the soil and keep dust away. Plants make everything look beautiful. People use wood from trees to build houses and furniture. 4 Work in groups. Talk about why we need plants and complete the mind map. You can use some of the ideas in Activity 3. They clean the air. They are important for animals. Animals eat leaves and fruits from them. They give food to humans. Some medicine and clothing are also made from them. They play a part in the water cycle. They help keep the soil and make the world beautiful. Pron ... ...
