試題詳解

27. The popularity of home computers and surfing on the Internet has brought a whole new world of leisure-time activities to Americans.
(A) Estimates are that more than one third of adults spend some of their leisure time on the Internet.
(B) Vacation time renews the spirits and gives people the energy and vitality to lead productive lives.
(C) Some value the great educational opportunities it brings, while others prefer spending their time in chat rooms, having discussions with others online.
(D) Computers are also extremely popular with children and teenagers, which raises questions of where they are traveling on the Internet and what they are seeing. ¯