(
课件网) Lesson 8: Why Are Plants Important Unit 2 Plant a Plant! 单词：basic, pleasant, shade, fulfill, soil 短语：take energy from..., in a word 句型： It is pleasant to do sth. 能听懂、读懂有关植物的重要性的对话，能运用所学语言谈论植物的重要性。 Learning Goals 1 2 Free Talk What plants grow near your home Why do we need trees Plants near our home Presentation 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: That’s true. It’s pleasant to walk in the forest. When the weather is sunny and hot, you can sit in the shade under a tree. 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. 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. 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 don’t carry the soil away. Plants also make everything look beautiful. Danny: In a word, we can’t live without plants！ Language points It’s pleasant to walk in the forest. 在森林里散步是令人愉悦的。 pleasant意为“ 使人愉快的；舒适的”，既可作表语也可作定语，多用于描 述人或事物的性质。It’s pleasant to do sth. 意为“做……很愉快”。 ※ This is a pleasant journey. 这是个令人愉快的旅行。 ※ It’s pleasant to live in beautiful surroundings. 生活在优美的环境里是令人愉快的。 pleasure 快乐 ※ With pleasure. 乐意效劳。 ※ It’s a pleasure to meet you. 认识你很高兴。 pleasing 令人满意的 please 取悦；使……高兴 pleased 高兴的，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. 你能来我非常高兴。 2. When the weather is sunny and hot, you can sit in the shade under a tree. 当天气晴朗、炎热的时候，你可以坐在树荫下。 shade 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. They help us fulfill our basic needs. 它们帮助我们实现基本需求。 help 帮助 help (sb.) (to) do sth. 帮助（某人）做某事 help sb. with sth.(在某方面帮助某人)常与 help sb.(to)do sth. (帮助某人做某事)进行同义句转换。 ※ The cleaner helps clean the floor. 这台吸尘器有助于清洁地板。 ※ Jack likes to help his sister learn English. = Jack likes to help his sister with English. 杰克喜欢帮助他的妹妹学习英语。 fulfill 达到，实现，执行 ※ We must fulfill the plan, whatever happens. ... ...
