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1、2021/8/11 星期三1keyboardmousemonitorscreenspeaker host computer2021/8/11 星期三21.use computer for school work2.play games on the computer3.send emails to friends4.surf the Web for fun5.download music and films6.chat online7.search for information 8.look at photographs9.do shopping online How can we use
2、the computers and the Internet?2021/8/11 星期三3How useful computers are!2021/8/11 星期三4Guess!A toy?A handbag?Computers2021/8/11 星期三5Task 1 SkimmingTask 1 Skimming1.Who is the speaker in this story?A computer.2.Whats the general idea of the passage?The passage is mainly about the history And development
3、 of computers.2021/8/11 星期三6Computers connect people _ togetherNow Computers were brought into _1970sThe first family of computers connected to each other _ The computer had grown _1940sAlan Turing wrote a book to describe _1936The Analytical Machine was built by Charles Babbage_The computer began a
4、s a _1642 a calculating machine1822 how computers could be made1960s peoples homes all over the world The history of computers as large as a roomscanning2021/8/11 星期三7Read Para1 and find the topic sentence 1.Topic sentence Over time I have been changed quite a lot 2.supporting details calculating ma
5、chine analytical machine universal machine PC laptopcareful reading2021/8/11 星期三8Read Para2 and find the topic sentence1.Topic sentence These changes only become possible as my memory improved 2.Supporting details tubes transistors small chips network WWW2021/8/11 星期三9Read Para 3 and topic sentence1
6、.topic sentence Since the 1970s many new applications have been found for me.2.Supporting details communications finance trade robots make mobile phones madical operations space rockets explore the Moon and Mars providing a life of high quality 2021/8/11 星期三10Improvement Mini-Writing 现在，电脑在我们日常生活中发挥
7、着越来越重要的现在，电脑在我们日常生活中发挥着越来越重要的作用，请你运用本节所学重要语言知识并根据提示写一作用，请你运用本节所学重要语言知识并根据提示写一篇篇80字左右的短文。字左右的短文。提示：提示：借助电脑能处理很多事情，如听音乐、看比赛、借助电脑能处理很多事情，如听音乐、看比赛、发发e-mails等。等。有些学生痴迷于上网，以致于厌烦了学习，有些有些学生痴迷于上网，以致于厌烦了学习，有些 甚至因此走上犯罪道路。甚至因此走上犯罪道路。就你个人而言，谈谈你对正确使用电脑的看法。就你个人而言，谈谈你对正确使用电脑的看法。2021/8/11 星期三11One possible vesion No
8、wadays,the computer is playing a more and more important part in our daily life.With the help of the computer,we can deal with many things,such as listening to music,watching matches and sending e-mails.However,some students are so crazy about surfing the Internet that they get tired of study.Even some students break the law as a result of that.Personally,I am not quite against surfing the Internet in a way.But we should have a proper attitude towards the computer.2021/8/11 星期三122021/8/11 星期三13