英语三级B级
A．cooled
B．being cooled
C．having cooled
D．cooling
【译文】被冷却到零摄氏度，水就会变成冰。
【考点】非谓语动词
【解析】现在分词与过去分词的区别在于：现在分词表示正在进行，表示主动；过去分词表示已经完成，表示被动。本题中的cool和主语water之间是被动的关系，所以使用过去分词。故选A。B是被动语态的进行时，表示“正在被冻却到零摄氏度”，这里并没有强调正在进行，故不选。
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