Unit 5 Into the unknown Understanding ideas 课件-2022-2023学年高中英语外研版（2019）选择性必修第四册

SB4U5 Into the unknown The Mysteries of THE MAYA (understanding ideas) Some natural phenomena are really amazing. What natural phenomena are you familiar with? the earthquake the mirage the solar eclipse thunder and lightning What more do you know about them? Starting out Activity 1 Watch the video and answer the questions. What natural phenomena are mentioned? How were these explained in the past? What are the scientific explanations behind them? Starting out Activity 1 What natural phenomena are mentioned? How were these explained in the past? What are the scientific explanations behind them? the earth-quake, the solar eclipse, thunder and lightning, the mirage Starting out Activity 2 Look at the pictures and answer the questions. What do you know about these mysteries? What other unsolved mysteries do you know of? Which of these do you most want to investigate? Atlantis Atlantis is a legendary city, which is described in the work of the Greek philosopher Plato. The story of Atlantis with its fabulously wealthy and advanced civilisation which was swept into the sea to be lost for ever has captured the imagination of readers for over two millennia. legendary /ˈledʒənderi/ adj. 非常有名的,传说中的 fabulously /ˈfæbjələsli/ 难以置信的 civilisation n. 文明；文明社会 sweep swept swept 横扫 capture v. 俘获，捕获；夺取，占领 millennia /mɪˈleniə/ 千年 Nazca lines The Nazca Lines are a collection of giant geometric patterns and animal shapes. Drawn Into the landscapes of southern Peru, the majority of the lines are believed to be the work of the Nazca people around 1AD to 700. Designated a UNESCO World Heritage Site in 1994, numerous studies and theories have so far not explained the reason why the lines were created. giant/ˈdʒaɪənt/ n. （传说中的）巨人 geometric /ˌdʒiːəˈmetrɪk/ adj. 几何图形的；几何的 majority /məˈdʒɔːrəti/ n. 大多数 designate /ˈdezɪɡneɪt/ v. 把……定名为 numerous /ˈnuːmərəs/ adj. 众多的，许多的 theory/ˈθiːəri/ n. 学说，理论 gravitational/ˌɡrævɪˈteɪʃənl/ adj. [力] 重力的，[力] 引力的 Administrator (A) - Tunguska event通古斯大爆炸