题目：Through social networking, you can ______.A．make friends, business connections or find an
Through social networking, you can ______.
A．make friends, business connections or find an appointment
B．find some useful information about our society
C．ask someone to help you finish your own business
D．get private information about your friends
细节题。由题干可知本题提问社交网络的作用。第二段末句指出“有超过200个网址可供你交朋友、约会、互换照片或者是谈生意。”故A正确。C“通过网络可以开展商业活动”，只阐述了一方面的作用，故排除。
