試題詳解

49 What was advertised as a safety feature that could prevent the ship from going down after a collision?
(A) The ship’s body was built by using the most advanced materials.
(B) Some sections in the ship could be blocked off quickly if there were holes.
(C) Several guest rooms were controlled by a single switch to make them unbreakable.
(D) There were spaces specially designed to keep floating in case of emergency.