Unit 3 Environmental Protection Section Ⅰ Reading and Thinking课件(共145张PPT+ 讲义）高中英语人教版（2019）选择性必修 第三

英语 选择性必修 第三册[RJ] Section Ⅰ　Reading and Thinking 一、阅读单词及词块：写出汉语含义 1．graph n. 图；图表；曲线图 2．methane n. 甲烷；沼气 3．carbon n. 碳 4．dioxide n. 二氧化物 5．carbon dioxide 二氧化碳 6．fossil n. 化石 7．fuel n. 燃料；刺激性言行 8．fossil fuel 化石燃料(如煤或石油) 9．policy n. 政策；方针；原则 10．footprint n. 足迹；(某物所占的)空间量；面积 二、核心单词：写出英文单词 1．starve vi.& vt. (使)挨饿；饿死 2．release vt.& n. 排放；释放；发布 3．worldwide adv. 遍及全球地　adj. 世界各地的；影响全世界的 4．trend n. 趋势；趋向；动向 5．broadcast vt.& vi. 播送；广播；传播　n. 广播节目；电视节目 6．restrict vt. 限制；限定；束缚 7．seize vt. 抓住；夺取；控制 三、拓展单词：写出下列单词的词性转换(可查字典) 1．emission n. 排放物；散发物；排放→emit v. 发出；射出；散发 2．melt vi.& vt. (使)融化；熔化；软化→melting adj. 感人的；可同情的 3．ecology n. 生态；生态学→ecological adj. 生态的；生态学的→ecologist n. 生态学家 4．habitable adj. 适合居住的→habitat n. (动植物的)生活环境；栖息地 5．sustain vt. 维持；遭受；承受住→sustainable adj. 可持续的；合理利用的 6．comprehensive adj. 全部的；所有的；详尽的→comprehension n. 理解力；领悟能力→comprehend v. 理解；领悟→comprehensively adv. 全面地，彻底地 7．frequently adv. 频繁地；经常→frequent adj. 频繁的；经常发生的　vt. 常去，常到(某处)→frequency n. 频率；发生率 四、熟词生义：写出熟义 seal 熟义：n. 海豹 生义：vt. 封上(信封)；密封(容器)；确定，使成定局　n. 保证；信物 课文三维剖析 CLIMATE CHANGE REQUIRES THE WORLD'S ATTENTION 气候变化需要全世界的关注 We have known about climate change for decades. There is little doubt that１ Earth is getting warmer and warmer (see the graph). A warming ocean and atmosphere along with２ melting ice and rising sea levels provide evidence of a dramatic change in the global climate. 我们了解气候变化已有数十年之久了。毫无疑问，地球正变得越来越温暖(如图)。海洋和大气变暖，以及冰层融化、海平面上升，都为全球气候急剧变化提供了依据。 １引导同位语从句，解释说明名词doubt的具体内容 ２连接两个并列成分作主语时，谓语动词的数遵循“就远原则” 　　 In 2013, a lot of people were shocked by a news photo of a dead polar bear that３ was found on Norway's Arctic island of Svalbard. According to the scientists who４ found its dead body, all that５ remained of the polar bear was “skin and bones”. An expert who６ has studied polar bears for many years said that７ from the position of its dead body, the bear appeared to have starved and died８. Experts claimed that９ low sea ice levels caused by climate change10 meant the bear could not hunt seals as before, so11 it had to travel greater distances in order to find food. This alarming case showed how12 the increase in temperature had an impact on Earth's ecology. 2013年，在挪威的北极圈斯瓦尔巴群岛的一个岛上，(人们)发现了一只死亡的北极熊，这张新闻图片令许多人感到震惊。据发现北极熊尸体的科学家说，这只北极熊仅剩“皮包骨”。一位长期研究北极熊的专家说，从尸体的姿势看，这只北极熊像是饿死的。专家称，气候变化导致的海冰面降低意味着北极熊无 ... ...