A. lubricated B. decorated C. distinguished D. illuminated 参考答案:D 答案解析:[解析] 动词辨义。这四个选项都是动词,lubricate表示“加润滑油”;decorate表示“装饰,为…做室内装修”,如:to decorate a street with flags(用旗帜装饰
第13题: [单项选择]In launching a lifeboat,when should the tricing pendants be released?(). A. Before the boat is lowerd from the stowage position B. As soon as the boat-fall blocks clear the davit head C. After the limit switch is activated D. After all people have been embarked 参考答案:D