A:酸性 HClO4>HBrO4>HIO4
B:碱性Ba(OH)2>Ca(OH)2>Mg(OH)2
C:还原性 F﹣>Cl﹣>Br﹣
D:稳定性 HCl>H2S>PH3
— Can I have ______cakes, please?
— Sorry, I don't have _____ cakes in my fridge.
下列不属于动物社会行为的是( )