阿摩線上測驗
15. The company will _____ a new ticketing system next year.
(A) involve
(B) indicate
(C) instruct
(D) introduce
答案：登入後查看
統計： A(8), B(3), C(11), D(24), E(0) #3492423
統計： A(8), B(3), C(11), D(24), E(0) #3492423
