每对立火道隔墙上都设跨越孔的炉型是（）火道式焦炉。
A．两分
B．跨顶
C．四分
D．双联
参考答案：D
—$100，but that is my last offer.
—________
A．Good idea!
B．What did you say?
C．Oh，it’s up to you!
D．OK，it’s a deal.
