5. Facebook,Google+ ,Twitter,and LINE are among the most popular social ______ services that connect people worldwide.
(A) masterwork
(B) message
(C) networking
(D) negotiation

答案：登入後查看
統計： A(37), B(431), C(808), D(50), E(0) #807242

詳解 (共 1 筆)

#1283415
 social  networking services 社交網路服務
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