油品交替时，汽油顶柴油产生的混油量大于交替次序相反时的混油量。
参考答案：对
_______his homework, he was not allowed to play out.
A．Not finished
B．Having finished
C．Having not finished
D．Not having finished
“亢则害，承乃制”说明了五行之间的（）。
A.相生
B.相克
C.制化
D.乘侮
E.以上都不是
