阿摩線上測驗
22. It is essential that every employee _____ the new cybersecurity protocol immediately.
(A) follows
(B) followed
(C) following
(D) follow
答案：登入後查看
統計： A(3), B(1), C(4), D(5), E(0) #3895745
統計： A(3), B(1), C(4), D(5), E(0) #3895745
