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课件网) Lesson 8 Why Are Plants Important pleasant shade fulfill basic soil take energy from… in a word be made from carry away It’s pleasant to do … fulfill one’s needs Words and Expressions 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 从…获取能量 总之，一句话 由…制成 把……搬（移）走做…很愉快 满足…的需求 Listen to the tape and answer questions: Task1 1. What are Danny, Jenny and Brian talking about 2. Donuts don’t grow on trees, do they 3. Why do we need trees Listen to the tape and answer questions: Task1 1. What are Danny, Jenny and Brian talking about 2. Donuts don’t grow on trees, do they They are talking about trees and the reason why we need them. No, they don’t. 3. Why do we need trees Task1 (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. Task2 Read the lesson and tick the items mentioned. Task3 Complete the passage with the correct forms of the words in the box. pleasant shade basic forest cover Task4 Fill in the blanks and try to retell the text. Danny, Jenny and Brian are walking in a forest. Brian thinks that trees and other plants help _____ the air. Jenny says it is pleasant _____ in the forest. He believes trees and other plants are important to people. They help people _____ their basic needs. The trees and plants take energy from the sun and _____ food. Medicine and clothing are also _____ trees and plants. And many animals live in the forest and plants also _____ everything look beautiful! fulfill turn it into made from make clean to walk 1、It’s pleasant to do… 做….很愉快 It’s pleasant to live in beautiful surroundings. 生活在优美的环境里是令人愉快的。 That’s because beautiful handwriting can give someone a good impression and also it’s 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。 I’m very pleased you can come. 2. shade n. 树荫，阴凉处 Temperatures in the shade can reach forty-eight degrees at this time of year. 一年中的这个时候，阴凉处的温度能达到48摄氏度。 What a pleasant shade these trees give us! 这些树底下多么阴凉舒服呀! 3. take energy from… 从……获取能量 All plants and animals take energy from the sun. 所有的动植物都从太阳获取能量。 People must take energy from food. 人必须从食物中获取能量。 4. fulfill v. 达到，实现，执行 We must fulfill the plan, whatever happens. 无论如何要完成计划。 What important dream have you ... ...
