第14题: [单项选择]It is clear from the passage that coastal depth ______. A. is the only factor influencing the strength of high waves B. influences the power of high waves C. has no influence upon the strength of very high waves D. is irrelevant to the question of the power of high waves 参考答案:B 答案解析:本题为细节题。第一段最后一句“As a wave gets closer to land,the shallow bottom helps reduce its strength.”可知随着海浪向岸边