题目

The success of Le Pen _____ the withdrawal of France from EU, but Macaroon defeated her in the election this month; as a result, EU let out a sigh of relief. A . should otherwise promote B . will have promoted C . might as well D . would otherwise promote 答案：D下列有关说法正确的是A．因为合金在潮湿的空气中易形成原电池，所以合金耐腐蚀性都较差B．合成氨的反应是放热反应，则采用低温条件可以提高氨的生成速率C．常温下2S2O(g)=3S(s)+SO2(g)能自发进行，可推断该反应为放热反应D．NH4Cl和HCl溶于水后滴加石蕊都变红色，说明它们均能电离出H+