Unit 3 Reading and Thinking 阅读及知识点讲解 课件-2022-2023学年高中英语人教版（2019）选择性必修第四册

UNIT 3 SEA EXPLORATION What do you think of when you see the photos? harmony, invader, living under the sea, beautiful dreams… They (oceans) provide a breeding ground for life, connect the world and promote development. 海洋是生命的孕育之地，连接世界，促进发展。 --- Xi Jinping How do you understand the quote? Can you describe ocean using your own language? What do you know about the ocean? animals plants minerals Ocean influences climate energy Pre-reading Zheng He’s voyages (Chinese) Columbus’ discovery of a new world (Italian) Magellan’s sail around the world (Portuguese) Do you know any stories about sea exploration? [kə'lʌmbəs] [mə'gelən] [ˌpɔːtʃu'ɡiːz] ['vɔɪɪdʒ] 7 made seven voyages to the Western Seas (1405-1433) discovered a new world (1492) made the first voyage around the world (1519 ~ 1522) While-reading A narrative essay is a story with a beginning, middle, and end. A descriptive essay describes a subject and lists interesting details. An expository essay is factual, giving information on a subject. An argumentative essay aims to convince the reader. There are four major types of essay: narrative, descriptive, expository, and argumentative. What are the four major types of essay? Read for genre. Listen to the passage and match the main idea of each paragraph. Read for main idea. Para.1　 A. China is also joining with other countries on other important projects. Para.2 B. Travel from east to west began long before Columbus. Para.3 C. In ancient times, travel east to west was on the Silk Road. Para.4 D. Zheng He’s sea voyages built relations with other countries. Para.5 E. The 21st Century Maritime Silk Road has encouraged cooperation and strengthened the bonds between China and the rest of the world. Para.6 F. China is also joining with other countries on o