Unit 1 Topic 2 Section C（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 1 The Changing World 英 语 仁爱版 仁爱版 英语九年级上册 Warming up — Pre-reading — While-reading — Post-reading — Exercises — Summary 2. The population in developing countries is growing faster. Section C 学习目标： 1.继续学习现在完成时。 2.学习分数和百分数表达法。 3.继续讨论有关人口增长的问题，并引导学生树立正确的人口观念 Warming up less living space to find jobs water energy more crowded heavier Because of the large population, natural environments are becoming _______ _____________. worse and worse Pre-reading learn new words social adj.社会的；社交的 [ˈsəʊʃ(ə)l] supply v.提供，供应n.供应量；供应 [səˈplaɪ] natural adj.天然的；天生的 ['nætʃərəl] worse adj.更差的,更糟的adv.更差,更糟 [wɜːs] What’s worse！ 更糟糕的是 　 so far 到目前为止 　 government n.政府，内阁 [ˈɡʌvənmənt] thanks to sb./sth. 幸亏，由于 　 paragraph n.段；段落 [ˈpærəɡrɑːf] opportunity n.机会，时机 [ /ˌɒpəˈtjuːnɪti ] newborn adj.新生的，初生的 　/[njuː'bɔːn/ percent n.百分之······ [pəˈsent] offer v.提供（东西或机会）；主动提出 ['ɔːfə] While-reading 8 88 888 8,888 88,888 888,888 8,888,888 88,888,888 888,888,888 8,888,888,888 88,888,888,888 888,888,888,888 Tongue twister The population in developing countries is ________ than that in developed countries. Which country has the largest population? What’s the population of China? larger 1a 1. Before you read the passage, discuss the questions with your partner. 1) Why does China carry out the one-child policy? 2) What social problems do you think China’s large population has caused? 1a Read and understand. 2. Write the title of the passage. 1b Read 1a and match the main idea with each paragraph. 1. _____ Paragraph 1 A. the measures to deal with the problems 2. _____ Paragraph 2 B. the world’s and Asia’s population 3. _____ Paragraph 3 C. the problems caused by large population Population Problems B C A 1c Read 1a again and complete the