阿摩線上測驗
81. When is the best time to take a cheap trip?
(A) During the off-season.
(B) During the holiday season.
(C) During the peak period.
(D) During the day off.
答案：登入後查看
統計： A(181), B(12), C(11), D(8), E(0) #2951763
統計： A(181), B(12), C(11), D(8), E(0) #2951763
