题目

__________ is always the husband who __________ first when a quarrel comes about between the young couple. A. It, gives away  B. This, gives out C. It, gives in        D. That, gives off 答案：C下列反应中不是化合反应的是（　　）A．铁在氧气中燃烧B．磷在氧气中燃烧C．石蜡在氧气中燃烧D．碳在氧气中燃烧