阿摩線上測驗
50. According to the article, eco-travelers should expect ___________.
(A) to find litter
(B) to hear lectures on the environment
(C) to pay more than other travelers
(D) to carry their own food
答案：登入後查看
統計： A(8), B(41), C(10), D(13), E(0) #693317
統計： A(8), B(41), C(10), D(13), E(0) #693317
