Unit 2 Topic 1 Section C 课件2022-2023学年仁爱科普版九年级英语上册

Unit 2 Topic 1 Pollution has caused too many problems. Section C watch a video: What’s happened to him? What kind of pollution do they cause? noise pollution noises made by music bus cat wind Brainstorm: Where is noise from? piano car vacuum cleaner earthquake Industry airport Passage: Underline the topic sentence of the passage in 1a. Give a proper title to this passage. Try to find out the topic sentence to understand the content of a paragraph. Read and complete the following tasks. Noise is also a kind of pollution and is harmful to human’s health. Noise Pollution PPT模板：www.1ppt.com/moban/ PPT素材：www.1ppt.com/sucai/ PPT背景：www.1ppt.com/beijing/ PPT图表：www.1ppt.com/tubiao/ PPT下载：www.1ppt.com/xiazai/ PPT教程： www.1ppt.com/powerpoint/ 资料下载：www.1ppt.com/ziliao/ 范文下载：www.1ppt.com/fanwen/ 试卷下载：www.1ppt.com/shiti/ 教案下载：www.1ppt.com/jiaoan/ PPT论坛：www.1ppt.cn PPT课件：www.1ppt.com/kejian/ 语文课件：www.1ppt.com/kejian/yuwen/ 数学课件：www.1ppt.com/kejian/shuxue/ 英语课件：www.1ppt.com/kejian/yingyu/ 美术课件：www.1ppt.com/kejian/meishu/ 科学课件：www.1ppt.com/kejian/kexue/ 物理课件：www.1ppt.com/kejian/wuli/ 化学课件：www.1ppt.com/kejian/huaxue/ 生物课件：www.1ppt.com/kejian/shengwu/ 地理课件：www.1ppt.com/kejian/dili/ 历史课件：www.1ppt.com/kejian/lishi/ 7 People who work and live in noisy conditions often go deaf. 在嘈杂的环境中工作和生活的人容易变聋。 定语从句 go deaf 变聋 deaf adj. 聋的 1.What kind of people go deaf easily? Questions: Many of the workers who print newspapers and books lose their hearing. 很多印刷报纸和书籍的工人丧失听力。 定语从句 lose one’s hearing 丧失听力 hearing n. 听力，听觉 2. Who is mentioned in the passage as having lost their hearing? 3.Which sentence shows that many teenagers’ hearing in America is not good? Many teenagers in America can hear no better than 65-year-old p