—I'm sad to hear that Yuan Longping passed away. —So am I. We lost a hero. His _______ on hybrid (杂交) rice helped Chinese people solve the problem of eating. A . surveys B . reports C . researches D . achievements
答案: D 【详解】 句意: —— 我听说袁隆平去世了感到很悲伤。 —— 我也是。我们失去了一位英雄。他对杂交水稻的成就帮助中国人解决了吃饭的问题。 考查名词。 surveys 调查; reports 报告; researches 研究; achievements 成就。根据 “on hybrid rice” 可知讲述的是袁隆平的成就,用名词 “achievements” 。故选 D 。