Unit 3 welcome & reading 课件 2020-2021学年【新教材】牛津译林版（2020）高一英语必修第三册

BY G.Z B3U3 Welcome & Reading BY ZYH 1 Welcome BY ZYH Welcome We use Internet almost everyday, but do you know these milestones in the development of the Internet? BY ZYH first sent in 1971 by Ray Tomlinson to see whether a message could be sent @→ to separate the username from the name of his machine Welcome created by computer scientists at the University of Cambridge in 1991. firstly filming a coffee pot outside the office. to see from their desks whether the pot was empty to avoid wasted trips for coffee. to express ideas or feelings created in 1999 in Japan inspired by Japanese comics, street signs and Chinese characters BY ZYH How does Internet change our life? Welcome BY ZYH 2 Reading BY ZYH Reading para ______ We can _____________________________ online para ______ The Internet has many ______________ para ______ We should use the Internet ___________________________ part 1 part 2 part 3 achieve almost everything advantages properly and responsibly 1 2~4 5 information