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课件网) 人教版（2019）选择性必修四 Unit 3 Sea Exploration Using Language Reading for Writing) Express your opinions on sea exploration Check the homework 1. Retell China’s sea exploration according to the table. 2. Think about the advantages and disadvantages of sea exploration. purposes /benefits region Time order in ancient times in Ming Dynasty today in recent years in the future Para.2 Para.3 Para.4 Para.5 Para.6 1. Retell China’s sea exploration according to the table. What are the advantages and disadvantages of sea exploration 2. Think about the advantages and disadvantages of sea exploration. Opinions on sea exploration Topic sentence, key words What are the two authors’ opinions about the sea exploration opposed supportive What is the main idea of the two texts A. Narration (记叙文). B. Exposition (说明文). C. Practical writing (应用文). D. Argumentative essay (议论文). Argumentative essay What is the type of the two texts How many parts can text 1 be divided into and what are they Part 1(Para. 1): Argument 论点 Part 2(Para. 2-4): Evidence 论据 Part 3 (Para. 5) Summary -A call to action Part 1: Argument Part 2: Evidence Part 3: Summary - Restatement argument evidence 1 facts evidence 2 cause and effect evidence 3 examples restatement Style: argumentative essay argument evidence 1 example evidence 2 examples evidence 3 explanation restatement Exploration and mapping绘制地图 of the deep sea would be for the benefit of all citizens —not just in economic terms 角度but in opportunities for unexpected discoveries. But what we should take into account is how to strike a balance between the protection and exploitation of it. Should oceans be explored Dicussion the advantages and disadvantages of sea exploration 1. offer us food 2. discover new sources of food and energy 3. discover new medicines 4. ... 1. cause ocean pollution 2. the ocean creatures die 3. do harm to ecosystem 4. ... advantageggaa advantages disadvantages Writing 假定你是李华，最近你班就人类是否应该进行海洋探索进行了讨论，请根据讨论结果，写一篇报道。 注意:1.词数100左右; 2.可适当增加细节，以使文章连贯。 赞成的理由 反对的理由 你的看法 1.获取更多的海底资源； 2.更好地了解我们的星球。 …… 1.造成海洋污染，导致海洋生命死亡； 2.破坏生态系统。 …… …… 审题 1.确定体裁:本次写作是一篇议论文，内容涉及海洋探索。 2.确定人称:本文要用第三人称。 3.确定时态:时态以一般现在时为主。 谋篇：三段式 第一段：说明讨论的话题———人类是否应该进行海洋探索； 第二段：说明正方和反方的观点及理由； 第三段：表明自己的观点。 1.When it comes to..., opinions vary from person to person. 2.Recently our class has had a discussion about whether ... Para.1 Introduce the topic 6.As far as I am concerned,... 7.From what has been discussed above, we can draw the conclusion that we should... 3. ... has many advantages. For example... 4. Some people think that..., others argue that... 5. However, every coin has two sides. ... has its disadvantages． Para.2 Advanta ... ...
