阿摩線上測驗
43. The security guard became alert immediately when he noticed someone acting _____ near the entrance of the building.
(A) suspicious
(B) suspiciously
(C) suspect
(D) suspicion
答案：登入後查看
統計： A(8), B(7), C(0), D(1), E(0) #3578112
統計： A(8), B(7), C(0), D(1), E(0) #3578112
