阿摩線上測驗
16. The more complex the model becomes, the more difficult _____ accurately.
(A) it is interpret
(B) is it interpret
(C) to interpret it is
(D) it is to interpret
答案：登入後查看
統計： A(5), B(4), C(5), D(36), E(0) #3792849
統計： A(5), B(4), C(5), D(36), E(0) #3792849
