UNIT 4 INFORMATION TECHNOLOGY Section Ⅱ Lesson 1-【精讲精练】2023-2024学年英语必修第二册北师大版(课时作业)

Ⅰ.阅读理解 A (2022·济南月考)Do you use social media？If so，then you are part of a social network.Social networking sites allow us to see our social connections. When you create a profile (a description of somebody that gives useful information) on a social networking site，you open up a number of possible social connections.You can look up old friends, make new friends，and share music，photos and videos with them.You can also join groups according to your interests or hobbies，favourite TV shows or music. Setting up a social networking account (账号) is simple.You just create and post a personal profile.For this you need a login，password，and an email account.Then you add some personal information such as name，age，sex，location，interests，etc.You can also add a photo of yourself.You can control who sees your profile.The next step is to look for new friends，and add them to your network.Then you can search your friends' connections for anyone else you'd like to add to your network. Different social networking sites allow people to communicate in different ways.There are sites that allow you to enlarge your personal community.Then there are ones that include media sharing，where members upload and look at other people's pictures and videos.There are also ones that specialise in sharing music，such as Last.fm，and finally，ones that allow bloggers to form online communities，such as LiveJournal. The latest trend (趋势) in social networking is to create your own independent social network.Companies do this to make their products sell well and people do it to create their own communities. [语篇解读]　本文是一篇说明文。文章主要介绍了如何建立社交网络账号以及人们在不同社交网络上交流的内容。不同的社交网站使人们可以通过不同的方式进行交流。社交网络的最新趋势是创建自己的独立社交网络。 1．What's the writer's purpose in paragraph 1? A．To raise a question. B．To lead to the topic. C．To introduce some sites. D．To advertise a social network. 解析　B　推理判断题。根据第一段段意“你使用社交媒体吗？如果用的话，那么你就是社交网络的一部分。社交网站让我们可以看到我们的社交关系”可知，第一段是为了引出“社交网络”这一主题。故选B。 2．What does the third paragraph mainly tell us? A．It's easy to buil