(
课件网) Unit 3 Sea Exploration explore / k spl / exploration / ekspl re / In this unit, you will： 1.read about sea xploration in the past and now. 2. hear and talk about protecting life in the sea. 3 write an argumentative essay about sea exploration. 4 appreciate the sea through poetry. Unit 3 Sea Exploration They (oceans) provide a breeding ground for life, connect the world and promote development. -- Xi Jinping 海洋孕育了生命，联通了世界，促进了发展。 Look and discuss 1.What do you think of when you see the photos 2.What sea animals and plants do you know 3.What words would you use to describe the sea Unit 3 Sea Exploration 1.What do you think of when you see the photos animals plants minerals Ocean influences climate energy What sea animals and plants do you know shark sea turtle dolphin whale seahorse seaweed coral What words would you use to describe the sea To me, the sea is full of life. Even when you cannot see ocean animals, the sea itself is constantly in motion and never standing still. As something full of life, the sea also has moods. Sometimes it is bright and cheerful, while at other times it is stormy and angry. The ocean is the cradle of life. (metaphor) 海洋是生命的摇篮。 To identify essay types. To summerize the main idea of each paragraph. To assess the significance of sea exploration. Do you know any stories about sea voyages Share your story with a partner. 《白鲸记》 《海底两万里》 《金银岛》 《格列弗游记》 《少年派的奇幻漂流》 Do you know about the three stories 麦哲伦环游地球 哥伦布发现新大陆 Nationality: _____ Achievement : _____ _____ _____ Navigator: _____ Magellan Portuguese Made the first voyage around the world Nationality: _____ Time: _____ Achievement : _____ _____ _____ Navigator: _____ Italian 1254-1324 Marco Polo His journey to and from China and wrote the Travels of Marco Polo Nationality: _____ Time: _____ Achievement : _____ _____ _____ Navigator: _____ Zheng He Chinese 1371-1433 made seven voyages to the Western Seas; his voyages are one of the world navigation feats(功绩) in history Nationality: _____ Time: _____ Achievement : _____ _____ _____ Navigator: _____ Christopher Columbus Italian 1451-1506 discovered a new land Reaching out across the sea 横跨大海 Look at the title and the picture, and predict what the passage will talk about This article may be about how Chinese people have conducted sea explorations over time. Look at the title and skim the text. Decide what type of essay it is 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. Identy essay types Read the text again. Write down the main idea of each paragraph. Paragraph Main idea 1 2 3 4 Paragraph ... ...
