問題詳情

【題組】48. What can ROVs not do?
(A) Collect rocks from the ocean floor
(B) Help people stay in the water
(C) Move under the water pressure
(D) Take pictures under water.

參考答案

答案：B
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)