Unit 2 Plant a Plant! Lesson 8 Why are plants important？课件 2024-2025学年冀教版英语八年级下册

Unit 2 Lesson 8 Why Are Plants Important ? 1.能熟悉并能正确运用本课时的重点单词和短语 2.能掌握并运用 It is pleasant to do sth和 can't ...without... 这两种句型 3.了解植物的重要性，爱护植物 新课导入 1. What plants grow near your home? 2. Why do we need trees and plants? Talk about these two questions in groups Free Talk 预习检测 1.—The T-shirt feels soft. —Yes. It 　　　　silk. A.is made of　　 B.is made in　 C.is made by　　 D.is made for 2.　　　　 the sun’s heat or light, there would be no life on the earth. A.Under B.For C.With D.Without A D 3. It is pleasant_______in the river in summer. A.to swim B.swim C.swimming D.to swimming 4. ______he is not interested in math. A.May be B.Maybe C.May D.Can 5.Trees and ______plants are important to people. A.another B.the others C.other D.others A B C Words pleasant /ˈplɛzənt/ adj. 使人愉快的 shade /ʃeɪd/ n. 树阴；阴凉处 fulfill /fʊlˈfɪl/ v. 达到；执行 basic /ˈbeɪsɪk/ adj. 基本的；基础的 soil /sɔɪl/ n. 土；土壤 稻壳优 创意 http://chn.docer.com/works?userid=4610637 6 Task-based Reading 1. Trees and other plants help us _______________________. 2. The trees and plants __________________ the sun and and turn it into food. 3. What can we do when the weather is sunny and hot? ___________________________________________ 4. Why are plants important to the soil? ____________________________________________ ____________________________________________ 5. It’s pleasant to walk in the forest. (翻译) ____________________________________________ fulfill our basic needs take energy from We can sit in the shade under a tree. Because they cover the soil. That way, the wind and water don’t carry the soil away. 在森林散步是令人愉快的事情。 7 Read and answer the question:Why are plants important? 5. Plants also make everything look beautiful. 4. Plants cover the soil. 3. The forest is important to animals. 2. Trees and other plants are important to people. 1. Trees and other plants help clean the air. 8 漂流瓶 捞一捞 Trees can ____________ basic needs. fulfill 漂流瓶 捞一捞 Plants ________the soil. cover animals live in the forest and eat the fruit from the trees. They eat other plants, too. B: And plants cover the soil. That way, the wind and water don't carry the soil away. Plants also make everything look beautiful. D: In a word, we can't live without plants. live in 住在…，live 不及物动词，后加介词in cover v. 覆盖 carry sth. away 把某物带走 make sth. do 使某物… in a word 总而言之 2025/3/7 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 the 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. Fill in the blanks with the words in the box. basic shade forest cover pleasant 1.Trees and other plants help clean the air. 树和其他的植物有助于帮助净化空气。 help vt. 帮助，常用于两个句型： help (sb.) (to) do sth.=help (sb. ) with sth. 帮助 (某人) 做某事 --Jim, please help me______ the tent. --OK. I’m coming. It’s exciting to sleep in it tonight. A. puts up B. put on C. put up D. putting up Key Points 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 (plants) (1) The house is made from steel. 房子是由钢铁制成的。 (2) The paper is made from wood. 纸是树木做的。 (3) Cloth made from silk is famous for its lightness and beauty． 丝绸制的衣服以轻而美著称。 1. be made from…由……制成 (看不出成份) pleasant fulfill shade 基本的 bottom basic cover 使人愉快的 pleasant 满足，完成 土壤 阴凉处 All plants take energy ______ the sun and make it ______ food. A. to; from B. into; to C. from; to D. from; into 2. Plants cover the soil. Then the wind and water don’t carry the soil ___. A. in B. out of C. away D. on 3. Donuts don’t grow _____ trees! A. in B. on C. at D. in 4. People can’t live _____ air or water. A. with B. without C. in D. and 一. Multiple choice (1) All plants and animals take energy from the sun. 所有的动植物都从太阳获取能量。 (2) People must take energy from food. 人必须从食物中获取能量。 2. take energy from…从……获取能量 1. basic adj . 基本的;基础的 考向：basically adv. 基本上地 base n. 基础 eg：The _____ service(服务) is free. 2. take energy from “从…获得能量” 考向：take ... from “从…中取出…，取材于…” eg：We know that the leaves _____________ the sun. Explanation (8:27-8:36) basic take energy from 1. It’s hot. Let’s have a rest in the ______ (阴凉处) of a tree. 2. As we know, the family is the ______ (基本的) unit of society. 3. How can you make progress _______(没有) hard work? 4. People plant trees to stop rain from carrying the ______ (土壤) away. 5. Don’t worry about your son._______(也许) he is in his friend’s home. 二. Complete the sentences. shade without soil basic Maybe Homework 1. Write a passage about why plants are important. (50-100 words) 2. Learn the words and phrases in Lesson 9. $$