Unit 4 Information technology Topic talk 课件-高一英语北师大版（2019）必修2

这是一份Unit 4 Information technology Topic talk 课件-高一英语北师大版（2019）必修2，共33页。

Information TechnologyUnit 4Topic talkPart 1—Lead inLead inWhat can you see from the video?Lead inWhat is information technology?(abbr. IT) the theory and practice fo using computers or electronic equipment to store and analyse informationLead inInformation TechnologyIn what way do you use it?Why do you use it?How has it changed people’s daily lives?......Lead inYou should consider...Part 2—Words and ExpressionsWords and Expressionsapp/æp/n. 应用程序e.g. This is my favorite app.Words and Expressionsenable/ɪˈneɪbl/vt. 使可能，使发生e.g. The software enables you to access the Internet in seconds.Words and Expressionsconvenience/kənˈviːniəns/vt. 使可能，使发生e.g. We have provided seats for the convenience of our customers.Words and Expressionseffect/ɪˈfekt/vt. 实现；引起n. 效应；影响e.g. The overall effect of the painting is overwhelming.Words and Expressionsimpact/ˈɪmpækt/vt. 冲击；撞击n. 影响；撞击e.g. Her speech made a profound impact on everyone.Words and Expressionsself-focused/self ˈfəʊkəst/adj. 以自我为中心的；关注自我的e.g. This means that you show interest in others and you are not solely self-focused.Words and Expressionsbe addicted to沉迷e.g. Some people may be addicted to netsurfing, which impairs their physical and mental health. Words and Expressionsindeed/ɪnˈdiːd/adv. 确实；当然e.g. Thank you very much indeed!Words and Expressionsdownload/daʊnˈləʊd/vt. 下载e.g. You can download the file and edit it on your word processor. Words and Expressionsrecommendation/ˌrekəmenˈdeɪʃn/n. 建议；推荐e.g. These recommendations can safely be ignored. Words and Expressionssuper/ˈsuːpə(r)/adj. 极好的；了不起的e.g. We had a super time in Italy.Words and Expressionsavatar/ˈævətɑː(r)/n. 头像；图标e.g. I created a new avatar instead of the old one.Words and Expressionsexplore/ɪkˈsplɔː(r)/vt. 探究；探险e.g. These ideas will be explored in more detail in chapter 7.Words and Expressionspersonality/ˌpɜːsəˈnæləti/n. 个性，性格e.g. The children all have very different personalities.Words and Expressionsadmit/ədˈmɪt/vi.&vt. 承认e.g. He refused to admit his guilt.Words and Expressionsalarm/əˈlɑːm/n. 闹钟e.g. He refused to admit his guilt.Part 3—Read ,talk and listenRead and thinkRead the Text Builder carefully. Then listen to the dialogue and complete it by underlining the words or expressions you hear.Text BuilderInformation TechnologyI love exploring new technologies, because they _____________.Reasonsare so convenient, make life easier, enable better communicationprovide convenience/ education/ informationI use apps to _____________ online.Useschat, communicate, buy things, find information , learn about new thingsRead and thinkI also like chatting online. It _____________. Well, too much chatting online______________.Effects/ Impactsmakes communication convenient/ me feel less lonelyhelps me develop new frendships enables people to communicat bettermakes us self-focused/ live in an unreal world/ addicted to ittakes a lot of timedoes not encourage face-to-face communicationRead and listenText BuilderInformation TechnologyI love exploring new technologies, because they _____________.Reasonsare so convenient, make life easier, enable better communicationprovide convenience/ education/ informationI use apps to _____________ online.Useschat, communicate, buy things, find information , learn about new thingsare so convenientbuy things onlineRead and listenI also like chatting online. It _____________. Well, too much chatting online______________.Effects/ Impactsmakes communication convenient/ me feel less lonelyhelps me develop new frendships enables people to communicat bettermakes us self-focused/ live in an unreal world/ addicted to ittakes a lot of timedoes not encourage face-to-face communicationmakes me feel less lonelytakes a lot of timeRead and ListenTalking time!Read and listenI can’t sleep or feel nervousrelaxGet updatedGamesdifferent personalitiesAlarm Clockmy time is upThink and talkTalk about the apps you find useful and problem you should be aware of. You can follow the clues below.Apps:Benefit:Problems:Solutions:Part 4—HomeworkHomeworkRecite the key words and expressions.Use the language you have learnt to write a short paragraph about the apps you find useful and the problems you should be aware of.