A:只能测木块的体积
B:只能测木块所受的浮力
C:只能测木块的体积、质量和密度
D:木块的体积、所受的浮力、质量和密度都能测量
俗话说:“庄稼一枝花,全靠肥当家”, 肥料的作用是给植物的生长提供有机物。(判断对错)
The story of Lei Haiwei, the winner of The Poetry Conference(诗词大会), again proved that it's necessary not to ____.