Unit 2 Looking into the future Using language课件-2022-2023学年高中英语人教版（2019）选择性必修第一册

What do these pictures show? Match the words with the pictures. P18 ___automation ___nanobots ___global warming ___Artificial Intelligence ___cloning 1 2 3 4 5 3 2 5 1 4 What's your point of view on new technology? Welcome it? Reject it? More nanobots will be created to help doctors to find out the root of a disease and make operations more accurately. Welcome or reject future changes Using Language Should we Fight New Technology? “Passenger Dies When Car Crashes in Driverless Mode” Breaking news This news caused a heated discussion over new technology. Lead-in What is a driverless car? A driverless car is an automobile（汽车） that has an autopilot(自动驾驶) system allowing it to safely move from one place to another without help from a human driver. Read the passage quickly and draw the structure. In which paragraphs does the author: describe the issue?__________ give an opinion?___________ discuss the advantages?________ discuss the disadvantages?______ Para.1 Para. 4 Para. 3 Para. 2 What is the type/genre of the text? A. Narrative B. Argumentation C. Exposition D. Practical writing B Read for structure P21 2 正反观点对比类议论文 对同一件事情，人们常有不同的看法，通常有正反两种观点。在写作时，常使用一般现在时，且采用集中比较的写作方式。写作顺序一般是：提出问题——列举两种不同的观点——对这两种不同观点的论据(理由)逐项进行对比。有的题目会要求给出自己的观点，可在结尾段加上自己的观点并简要说明理由，最好不要重复前面已谈到的理由。文章要做到要点完整\条理清晰，各段之间层次清楚，以使文章显得有条理。 Signposts Some words and phrases are used as signposts to help show a paragraph's purpose. These usually come at the beginning or end of a paragraph. 标识性语言 They are used to introduce the pros and cons, and to introduce the author’s own opinion. The writer presents his own opinion on new technolgy with persuasive, logical and objective language. How do they help tell us the purpose of the paragraphs? P21 2 6 Signposts Introduce two contrasting points or facts: on the one hand…; on the other hand…; Add more information: moreover…; Explain or support a point: for exa