(
课件网) Unit2 Plant a Plant! Lesson 8 Why Are Plants Important 同学们，上一课学习的单词你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！ 词汇听写 课文导入 Answer the following question: 1. How many kinds of trees do you know 2. Do you know the importance of trees 课文呈现 THINK ABOUT IT ·What plants grow near your home ·Why do we need trees Danny, Jenny and Brian are walking in a forest. Jenny: I love this forest. There are so many trees and plants. ① The air is always clean and fresh. Brian: Yes. Trees and other plants help clean the air. 温馨提示：此符号表示“考点精讲点拨”链接。 课文呈现 Jenny: That’s true. It’s pleasant to walk in the forest. ② When the weather is sunny and hot, you can sit in the shade under a tree. ③ It’s nice and cool. Danny：I’m hungry! Maybe I can eat a plant! Brian：Sure, Danny! Look，there is an apple tree over there! Danny：Is there a donut tree Brian：Donuts don’t grow on trees! Jenny：Trees and other plants are important to people. They help us fulfill our basic needs. ④ 课文呈现 Brian：That’s for sure. People use trees and other plants in many ways. The trees and plants take energy from the sun and turn it into food. ⑤ Medicine and clothing are also made from trees and plants. ⑥ Jenny：The forest is important to animals, too. Many animals live in the forest and eat the fruit from the trees. They eat other plants, too. Brian: And plants cover the soil. That way, the wind and water don’t carry the soil away. ⑦ Plants also make everything look beautiful. Danny: In a word, we can’t live without plants！ ⑧ 课文呈现 Read the lesson and tick the items mentioned. □People can eat plants or use them as medicine. □Plants help make the air clean and fresh. □Many animals live in the forest. □Books，paper，pencils and erasers all come from plants. □Animals eat the fruit from the trees. □The plants cover the soil and can stop the dust. □When the weather is sunny and hot，people can sit in the shade under a tree. □The plants make everything look beautiful. □People use wood from trees to build houses and furniture. √ √ √ √ √ √ √ 课文呈现 2) Complete the passage with the correct forms of the words in the box. There are many trees and plants. It’s _____to walk in the forest. When the weather is sunny and hot，you can sit in the _____ under a tree. Trees and other plants are one of our _____needs for life. Many things are made from trees and plants. Most animals live in the _____and eat the fruit from the trees. And plants _____the soil. That way, the wind and water don’t carry the soil away. pleasant shade basic forest(s) cover basic shade forest cover pleasant 课文呈现 3) Work in pairs. Think about why we need plants. Discuss it and fill in the mind map. You can use some ideas from Activity 1. Environment： _____ Clothing and school things： _____ Shelter： _____ Food or medicine： _____ Functions of trees (plan ... ...
