阿摩線上測驗
29 Firefighters should particularly bear in mind that radio signal _______in some types of buildings can be limited.
(A) intrusion
(B) decoding
(C) penetration
(D) relocation
答案：登入後查看
統計： A(63), B(90), C(159), D(69), E(0) #2940318
統計： A(63), B(90), C(159), D(69), E(0) #2940318
