阿摩線上測驗
11. Jerry is one of our best employees and _____ working here for ten years.
(A) is
(B) has
(C) has been
(D) would be
答案：登入後查看
統計： A(22), B(64), C(866), D(7), E(0) #1770211
統計： A(22), B(64), C(866), D(7), E(0) #1770211
