The key to exercise solutions in chapter 11C - How smart is your phone? for the textbook English File Elementary - Student's Book with authors Christina Latham-Koenig, Clive Oxenden and Jerry Lambert from Oxford University Press
Question
Look at photos 1-6. What can you see?
Read the article and check. What did people use each thing for?
Answer
Encyclopedias → people used them to look up information.
Teletext → people used it like a basic internet on their TV.
Fax machines → people used them to send printed messages over the phone.
Walkmans → people used them to listen to music.
TheYellowPages → people used them to look up the names and contact details of local businesses.
AnA–Z → people used them to find streets in their city.