注意：此部分試題請?jiān)诜耦}卡2上作答。
47．The newly released survey by the Pew Internet and American Lifeproject found that，rather than________，the Internet and cellphones tend to bring us closer．
48. Nowadays, the average social network is________ as that in 1985.
49. What features could be found in thosewho most rely on Internet and cell phone communication?
50. According to the research, net users and cell users are actually moreactive in_______.
51. Studies show that the positive effectsof the Internet do bring benefits to ________.