Unit 5 Section Ⅲ Developing ideas & Presenting ideas（课件）-【优化探究】2022-2023学年新教材高中英语选择性必修第四册同步导学案（外研版2019）

Section Ⅲ　 Developing ideas & Presenting ideas 返回导航 下页 上页 外研英语 选择性必修第四册 必备知识 自主学习 关键能力 合作探究 课堂检测 素养达标 单元写作 能力提升 课时作业 巩固提升 返回导航 下页 上页 外研英语 选择性必修第四册 Part 1　课文预读 [原文呈现] DIVING DEEP Lying under waters across the globe are an estimated① three million shipwrecks②.All of them represent③ attempts over the centuries to explore Earth's furthest corners. Among these is the Esmeralda，the earliest wreck from the age of the European 返回导航 下页 上页 外研英语 选择性必修第四册 exploration of Asia. Today，some 500 years after the Esmeralda set sail④，there is little—if any⑤—land on our planet left unexplored⑥.We have more detailed⑦ maps of the Moon，and even of Venus and Mars，than we do of Earth's own sea bed． 返回导航 下页 上页 外研英语 选择性必修第四册 本句使用了全部倒装。有时为了强调，可将谓语部分的现在分词或过去分词置于句首，从而构成倒装。 本句使用了全部倒装。the earliest wreck from the age of...Asia作the Esmeralda的同位语。 than引导比较状语从句，其中do代替have，以避免和主句的have重复。 返回导航 下页 上页 外研英语 选择性必修第四册 Given⑧ our limited knowledge，it is perhaps no surprise that exploration of the oceans continues to lead⑨ to discoveries in various scientific 10 fields. As with⑪ the discovery of the Esmeralda，many archaeological⑫ finds are made in shallow⑬ waters near the coast.These may sometimes include whole cities buried beneath⑭ the waves.One such find⑮ is the ancient Roman city of Neápolis，discovered off⑯ the coast of Tunisia.Believed to have been buried underwater by a tsunami⑰ in the fourth century AD，the ruins⑱ of Neápolis are almost 2,000 返回导航 下页 上页 外研英语 选择性必修第四册 years old.The remaining⑲ streets and buildings offer a window into⑳ a fascinating 21 period in our history.However，we are only beginning to overcome 22 the challenges of pressure，darkness and extreme cold at vast 23 depths.Fragments 24 of the past lying deep beneath the oceans are still waiting to be discovered. 返回导航 下页 上页 外研英语 选择性必修第四册 it is perhaps no surprise that exploration...中，it是形式主语，that引导的从句作真正的主语。 过去分词短语believed to have been buried...AD作状语。 返回导航 下页 上页 外研英语 选择性必修第四册 Amazing biological 25 discoveries are