— Would you like some milk?
—________.
A:Yes, it is
B:Yes, I would
C:No, I wouldn't
D:Yes, please
如图,△ABC的内接正方形EFGH中,EH∥BC,其中BC=4,高AD=6,则正方形的边长为____ .
下列划线字的注音全都正确的一项是( )
下列物质的化学式读法和写法都正确的是( )
甲、乙两种物质的溶解度曲线如图所示.请回答以下问题: