新一代大学英语视听说教程1u4.pptxVIP

Unit 4 Social Media and Online Safety01 Warm-up02 Listening and SpeakingCONTENTS03 Viewing and Speaking04 ProjectWarm-up11 Social media is the collective of online communicationchannels for community-based input, interaction, content-sharing and collaboration. Work in pairs to name some common social media home and abroad, and talk about why you tend to use some communication channels rather than others.Warm-upReference answersFacebook is a popular free social networking website that allows registered users to create profiles, upload photos and videos, send messages and keep in touch with friends, family and colleagues. According to statistics from the Nielsen Group, Internet users within the United States spend more time on Facebook than any other website.Twitter is a free microblogging service that allows registered members to broadcast short posts called tweets. Twitter members can broadcast tweets and follow other users’ tweets by using multiple platforms and devices.Warm-upReference answersWikipedia is a free, open content online encyclopedia created through the collaborative effort of a community of users known as Wikipedians. Anyone registered on the site can create an article for publication; registration is not required to edit articles. Wikipedia was founded in January of 2001.LinkedIn is a social networking site designed specifically for the business community. The goal of the site is to allow registered members to establish and document networks of people they know and trust professionally.Warm-upReference answersBesides the above-mentioned communications channels, we have QQ, Microblog, WeChat, etc. The first one I used is QQ, because it first came into existence. The biggest advantage of it is that it enables me to send large attachments. I still use it now when I am in front of the computer. I also use Microblog, but I use it less often now, because not many people use it now. This implies one’s choice of communications channels is affected by others.