問題詳情

28 The new______ surveillance unit is the first in the country to use drones to watch over disaster scenes andprovide vital information for the commanders.
(A)aerial
(B)avatar
(C)virtual
(D)marine

參考答案

答案：A
難度：非常困難0
統計：A(0),B(0),C(0),D(1),E(0)