【单选题】海上船舶发生重大污染,所有船舶均有监视污染的义务,如发现违章行为和污染事故,应立即向_____报告。
【单选题】He was________by the loud noise and a________look appeared on his face. [ ]
B.
frightened; frightening
C.
frightened; frightened
【单选题】Such a fright _______ that he dropped his bag and ran away.
【判断题】在近代中国社会里,在中国是中国经济现代化和政治民主化的主要障碍。
【单选题】对于标准的球形测针,选型时主要关注的参数是()。