八年级英语下册Unit2PlantaPlantLesson8WhyArePlantsImportant课件新版冀教版.ppt

,Think about it!, What plants grow near your home? Why do we need trees?,Plants near our home,Why do we need trees ? (1) Clean the air. (2) Sit under a tree in the shade. (3) The trees and plants take energy from the sun and turn it into food. (4) Medicine and clothing are made from trees and plants. (5) Many animals live in the forest and eat the fruit from the trees. (6) Cover the soil. (7) Plants make everything look beautiful.,pleasant shade fulfill basic soil,adj. 使人愉快的 n. 树荫；阴凉处 v. 达到；执行 adj. 基本的；基础的 n. 土；土壤,Words & expressions,1. To listen and understand the conversation about the importance of plants. 2. To learn some useful words and expressions to talk about why we need trees.,Objectives,Words: pleasant, shade, fulfill, basic, soil,Phrases: take energy from in a word be made from carry away,Its pleasant to do 主语+cant without,Patterns:,Danny, Jenny and Brian are walking in a forest.,Jenny: I love this forest. There are so many trees and plants. The air is always clean and fresh. Brian: Yes. Trees and other plants help clean the air. Jenny: Thats true. Its pleasant to walk in the forest.,Listen and read.,When the weather is sunny and hot， you can sit in the shade under a tree. It s nice and cool. Danny: Im 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 dont grow on trees!,Jenny: Trees and other plants are important to people. They help us fulfill our basic needs. Brian: Thats 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. Medicine and clothing are also made from trees and plants. 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 dont carry the soil away. Plants also make everything look beautiful. Danny: In a word, we cant live without plants!,Language points,Its pleasant to do 做.很愉快 Its pleasant to live in beautiful surroundings. 生活在优美的环境里是令人愉快的。 Thats because beautiful handwriting can give someone a good impression and also its pleasant to read. 这是因为美丽的笔迹，可能给别人留下良 好的印象，并且愉快的阅读。,pleasant 指一般性的好，强调所修饰对象 所具有的品质使人觉得好玩、有趣、舒 服，含有客观性。 We had a very pleasant time at their house last night. 昨晚我们在他们家过得很愉快。 I hope you will have a pleasant holiday. 我希望你过一个愉快的假日。 pleased 只用于人，不用于物，指某人满 足了自己的愿望而感到高兴。 Im very pleased you can come.,