Unit 6 Nature in words Period Ⅲ Developing ideas 课件（共85张）+学案

英语　选择性必修 第三册 WY Period Ⅲ　Developing ideas Silent Spring 寂静的春天 There was a strange stillness. 这里有一种奇怪的寂静。 The birds, for example—where had they gone 比如鸟儿———它们到哪里去了？ Many people spoke of them, puzzled and disturbed. 许多人们谈起它们，感到困惑和不安。 The feeding stations in the backyards were deserted. 后院的喂食站已经荒芜。 The few birds seen anywhere were moribund; they trembled violently and could not fly. 随处可见的几只鸟奄奄一息；它们颤抖得很厉害，根本飞不起来。 词句自测 ①puzzled adj. 困惑的，无法理解的 ②backyard n. 后院 ③moribund adj. 垂死的，奄奄一息的 ④tremble v. 颤抖，发抖 ⑤“主(Many people)谓(spoke of)宾(them)”。puzzled and disturbed是形容词作状语，表示主语的状态。 It was a spring without voices. 这是一个没有声音的春天。 On the mornings that had once throbbed with the dawn chorus of robins, catbirds, doves, jays, wrens, and scores of other bird voices there was now no sound; only silence lay over the fields and woods and marsh. 在清晨曾经有知更鸟、猫鹊、鸽子、松鸦、鹪鹩和许多其他鸟类的声音在合唱，现在却没有了声音；只有寂静笼罩着田野、树林和沼泽。 词句自测 ⑥throb v. 生机勃勃；热闹 ⑦chorus n. 合唱曲 ⑧robin n. 知更鸟 ⑨catbird n. 猫鹊 ⑩dove n. 鸽子 jay n. 松鸦 wren n. 鹪鹩(一种褐色小鸟) marsh n. 沼泽，湿地 Rachel Carson was a scientist by profession, but these lines from the opening chapter of her 1962 book Silent Spring, “A Fable for Tomorrow”， show her talent as a writer. 蕾切尔·卡森的职业是科学家，但她1962年出版的《寂静的春天》一书中开篇章节“明天的寓言”的这段话显示了她作为作家的才华。 By imagining a world without birds, she aimed to alert not only the scientific community but also the general public to the damaging effects of human activity on natural ecosystems—in particular, to the harmful use of pesticides, such as DDT. 通过想象一个没有鸟类的世界，她不仅是提醒科学界，而且是提醒普通大众，人类活动对自然生态系统的破坏性影响———特别是对DDT等杀虫剂的有害使用。 She believed that the chemical industry was knowingly causing harm to plants, animals and even humans, and wished to see pesticides used in a more responsible, limited and carefully monitored way. 她认为，化学工业正在有意地对植物、动物甚至人类造成伤害，她希望看到人们以一种更负责任、有限制性的和仔细的监测方式来使用农药。 词句自测 fable n. 寓言 alert v. 提醒，使(某人)意识到 knowingly adv. 故意地 Carson urged people to make themselves aware of the facts and do something about the situation. 卡森敦促人们要意识到现实，并对现状采取行动。 Silent Spring contains a lot of scientific research and case studies. 《寂静的春天》包含了大量的科学研究和案例研究。 The book details the gypsy moth eradication programme, which killed birds, in addition to gypsy moths. 这本书详细介绍了舞毒蛾根除计划，该计划杀死了舞毒蛾，还杀死了鸟类。 Another case study was the fire－ant programme that killed cows, but not fire ants. 另一个案例研究是火蚁计划，该计划杀死了奶牛，但没有(杀死)火蚁。 词句自测 gypsy__moth 舞毒蛾 The book also gives dozens of other e ... ...