Unit 3 The Internet Period 1 Listening and Speaking 课件-高一英语同步精品课堂(人教版新教材必修第二册)

Period 1 Listening and Speaking 1 Listening and Speaking Part One Ask about online habit Part Two Choose the best app Part Three 话题语料积累 2 Listening and Speaking What can you see in the picture? This is a big tree with computers, smartphones and other electronic devices as its leaves. A large bunch of data cables serve as the trunk and branches. A key is attached to each data cable, representing a fruit.. A number o people are reaching out their hands, hoping to get the keys they need. People are crazy about the Internet tree. Can we call it the Internet addiction? 3 The Internet is the network that allows computer users to connect with computers all over the world. Internet began in America in 1969. Under the agreement made by ARPA (美国国防部研究计划署), the