31. Vessel Altair was in distress and vessel Vega was proceeding to the _____ position.
(A) Sunday
(B) Monday
(C) Mayday
(D) Friday
答案:登入後查看
統計: A(6), B(4), C(129), D(6), E(0) #2440077
統計: A(6), B(4), C(129), D(6), E(0) #2440077