题目

最近科学家发现,水在-157℃超低温、正常压力或真空条件下仍呈液态,比蜂蜜还粘稠。下列关于这种“高密度液态水”的说法正确的是                      【     】 A.化学性质与普通水不同                 B.分子不再运动 C.氢、氧两种原子的个数比为2:1         D.分子间的间隔比普通水大The________news that he was killed________all of us and we all felt________at it. [     ]A. astonished;astonished;astonishingB. astonishing;astonishing;astonishedC. astonishing;astonished;astonishedD. astonished;astonishing;astonished
化学 试题推荐