阿摩線上測驗
35. Three years _____ quite long for a long-distance romance and many things could change.
(A) is
(B) are
(C) be
(D) being
答案：登入後查看
統計： A(256), B(204), C(27), D(43), E(0) #3100672
統計： A(256), B(204), C(27), D(43), E(0) #3100672
