题型:问答题 简答题 —It is so hot today! Do you mind if I drink this last bottle of water, Susan?—______. I’ll go and get some more this afternoon.A.I’m very sorryB.Yes, pleaseC.I don’t careD.Of course not. Go ahead 查看答案
题型:问答题 简答题 下列判断不正确的是 [ ]A.非金属性:Si<C<OB.稳定性:NH3>HF>HCl C.酸性:HClO4>H2SO4>H3PO4D.碱性:NaOH>Mg(OH)2>Al(OH)3 查看答案