Unit 5 Section Ⅳ Writing——关于自然之谜的文章-【正禾一本通】2023-2024学年新教材高二英语选择性必修第四册同步课堂高效讲义配套课件（外研版）

英语 选择性必修第四册（外研） Section Ⅳ　Writing——关于自然之谜的文章 Unit 5 Into the unknown going on one of the greatest unexplained phenomena responsible for the disappearance Why do people think a huge number of disappearances beyond the possibilities of any other area which was held responsible for the disappearance of countless airplanes and boats falling beyond the possibilities of human error, The reason why people think that there are a huge number of disappearances 介绍自然之谜属于说明类文章，是高考英语书面表达中一种常见的考查形式。它要求从科学文献或权威机构搜集相关资料，并加以调查、整理，清楚地介绍自然之谜发生的时间、地点、经过等情况，使读者对此有一个完整、准确的了解。 1．未解现象是什么：Along a special line of latitude, known as the 30th parallel north, lie numerous sites of ancient civilisations and impressive natural features. 2．神秘的原因：These civilisations appeared at a similar time, and all developed advanced bronze­making techniques. 3．非科学解释：It's argued that the 30th parallel north is a line of great natural energy, with frequent earthquakes and volcanic eruptions.This creates amazing natural features, including Mount Qomolangma, the Dead Sea, and rivers, such as the Nile, the Mississippi and the Yangtze.Lacking any concrete evidence, some even claim it was supernatural powers! 4．科学家们的解释：It's more likely，they argue, that civilisations arose on the 30th parallel north because the climate there is generally warm and damp.Major tectonic plates meet at this latitude, causing earthquakes, which helped form the Himalayas.The rest, they say, is either coincidence or fantasy. 【素材积累】 一、常用词块 ①out of sight 　 看不见 ②delve into 深入探究 ③look into 调查 ④check out 调查，检查 ⑤get to the bottom of 找出某事的真正原因或起因 ⑥throw light on 阐明 二、必备句式 ①The largest pyramid of all, also known as the Great Pyramid of Cheops (or Khufu), was built around 5，000 years ago. 其中最大的金字塔，也被称为基奥普斯(或胡夫)大金字塔，建于5000年前。 ②It is the size of a 40­storey building and covers an area big enough to fit 10 football fields in it.Experts reckon it took 400，000 men about 20 years to complete the great work. 它有40层