問題詳情
21. _______ in 2006 in San Francisco, Twitter allows users toshare their thoughts in public, in bite-sized chunks of nomore than 140 characters each.
(A) Finding
(B) Founded
(C) Founding
(D) Funded
參考答案
答案：B
難度：簡單0.768817
統計：A(4),B(143),C(12),D(20),E(0)