阿摩線上測驗
8. Most companies find ______ a challenge to recruit global talents for international expansion.
(A)what
(B)that
(C)it
(D) which
答案：登入後查看
統計： A(14), B(12), C(37), D(0), E(0) #1450703
統計： A(14), B(12), C(37), D(0), E(0) #1450703
