第17题: [单项选择]The submarine cruising on the sea _________ when it detected the enemy planes. A. immersed B. drowned C. converged D. submerged 参考答案:D 答案解析:考点 动词辨析。submerged“潜入水中”;immersed“使浸没;沉浸于”;drowned“淹死”;converged“(在某一点上)会合”。
[译文] 在海上巡航的潜水艇在发现敌机之后潜
第34题:[单选题] Day-shapes must be displayed ______. A. Between sunset and sunrise B. Only between 8 AM and 4 PM C. During daylight hours in any visibility D. During daylight hours in unrestricted visibility only 参考答案:C 【参考译文】号型必须在白天任何能见度下显示。 【解 析】day-shapes号型daylight hours白天