Unit 2 Topic 2 Section A（同步课件）-2023-2024学年九年级英语上册同步精品课堂（仁爱科普版）

九年级上册 Unit 2 Saving the earth 2. All these problems are very serious. Section A 英 语 仁爱版 仁爱版 英语 九年级上册 Warming up—Pre-listening—While-listening—Post-listening—Exercises —Summary 教学目标： 1. 掌握四会词汇：sand, sandstorm, change into , desert, human, although, reduce, completely. 2. 学习不定代词everything, anything 等的用法。 3.训练学生的听力技能，如获取细节信息等，加强策略意识的培养。一些情况，提高环境保护意识。 3. 进一步了解有关环境污染的 教学重点: 1. 学习不定代词的用法。 2. 训练学生的听力技能，如获取细节信息等，加强策略意识的培养。 教学难点：学习不定代词everything, anything等的用法 Warming up Watch and Think *How is the man feeling now?--Why? sandstorm-- Because there is a sandstorm. many trees cut down What caused the sandstorm? 1. H_____________have cut down many trees. uman beings few year s ago forests gone wash the earth away 2. The forests have gone and the rain washes the earth away. rich land desert 3. A lot of rich land has ____________ desert because people have cut down too many trees. changed into As a result 4. At last, s_________ come into being. andstorms Pre-listening learn new words sand n.沙，沙子 [sænd] change…into… 转换成，把……变成 　 desert n.沙漠v.舍弃,遗弃 ['dezət] although conj.虽然，尽管 [ɔːl'ðəʊ] reduce v.减少；减轻 [rɪˈdjuːs] completely adv.彻底地；完整地 [kəm'pli:tli] While-listening Watch the video and see what happened to our earth. 点击蓝色字体看视频 Listen and answer the question. Do we need to do something to protect the environment?How? Yes, we do. Although there were sandstrom, now we have built"The Green Great Wall". although=though Listen and answer the questions . 1.What's the weather like today? It's bad. The wind is so strong . And the sand really hurts face. sændn.沙 2.What causes these sandstorms ? People have cut down too many trees. As a result, a lot of rich land has changed into desert. 3.Do we still need to do something to protect the environment? Yes, we do. Although we have built"The GreenGreat Wall", we still need to do something to protect the environment./ɔ:l'ðəu/ conj.虽然， The boy and gir