阿摩線上測驗
106. The keynote speaker arrived late________heavy traffic on the expressway leading to the convention center.
(A) because
(B) due to
(C) as
(D) since
答案：登入後查看
統計： A(34), B(120), C(2), D(8), E(0) #3782038
統計： A(34), B(120), C(2), D(8), E(0) #3782038
