She said that she would do _______ she could __________ her daughter laugh.
A:what, make
B:that, make
C:what, to make
D:that, to make
两个底面积不等的圆柱形容器(S甲<S乙),分别盛有甲、乙两种不同的液体,将两个完全相同的小球分别放入这两种液体中,小球静止时的位置如图所示,此时两液面刚好齐平.若将这两小球从液体中取出,则液体对容器底部压强的变化量△p甲、△p乙的大小关系是( )
绿色植物生活需要的有机物可以由根从土壤中吸取。(判断对错)
下列现象与地球自转有关的是( )