必修二unit3 computer reading （课件12张ppt）

Book 2 Unit 3 Computers Reading Bai Yongshu Teaching aims (1)Let students to learn about the develoment of computers in terms of time and functions. (2)Let students know the basic structure of exposition(说明文). (3)Get the students to learn different reading skills. (4)Develop students’ creativity and analysis ability Guessing? He was born in Oxford on January 8th, 1942. He died on March, 14th 2018 He suffered from a rare disease, so he lived his life in a wheelchair Stephen William Hawking He is a famous physicist(物理学家) 红外线感应器 IR sensor 语音合成器 Speech synthesiser 平板电脑 Tablet computer 万用遥控器 Universal remote 电源 power Prediction what kind of article is the passage? A.Narration (记叙文) B.Argumentation(议论文) C.Exposition (说明文) Task1.read the following paragraphs and put them in right order. Application B.Over time I have been changed quite a lot. C. These changes only became possible as my memory improved. A.Since the 1970s many new applications have been found for me. outer appearance Inner structure It tells the_____ of the compter history / development calculating analytical universal mathematical problems Task2. Read para1and fill in the blanks Simplify logically PC and laptop cleverer smaller Time Name Function 1642 _____ machine difficult sums 1822 _____ machine Think and produce an answer quickly 1936 _____ machine Solve difficult _____ _____ 1970S Task 3 Read Para2-3 . First answer questions. and then fill in the blanks How could these changes become possible? Where was my memory stored? 2.What new applications have been found for me? Because my memory improved Discussion friend Find out two emotional words in paragraph 2 and 3 and discuss why the Computer’s mood changed. Connected Share helper Lonely Happy 2018 全国青少年智能设计大赛 为深入贯彻落实国务院《新一代人工智能发展规划》的任务要求，向广大青少年普及推广与智能设计有关的知识，提高青少年对人工智能的初步认识和应用能力，中国科协与中国青少年科技辅导员协会共同举办“2018全国青少年智能大赛”。 参赛对象：全国各地在初高中在校生均可以报名 作品要求：着力于解决生活中衣食住行等方面的问题 奖项设置：拟设约100个等次奖，包括一，二，三等及“优 秀奖” 投稿截止时间：2018年11月30日 Design your AI(人工智能) product Size . Color . Shape . Function . Task 5 Group work The product I designed is called_____.It looks like _____.It is as ____as_____.The chip of it is as tiny as ____.It has several functions. First, it can_____.Second,itcan_____.Third,_____ Homework Write down your design of the product in about 100 words, including its shape color, size and function All great deeds and thoughts have a ridiculous (荒谬的)beginning