阿摩線上測驗
16 We always value filial piety, yet how can you be so_____ as to break the hearts of your parents?
(A) unthinkable
(B) obliged
(C) understanding
(D) ungrateful
答案：登入後查看
統計： A(34), B(24), C(11), D(82), E(0) #1197265
統計： A(34), B(24), C(11), D(82), E(0) #1197265
