it was announced that only when the fire was under control .to return to their homes

it was announced that only when the fire was under control .to return to their homes

题目
it was announced that only when the fire was under control .to return to their homes
怎么能看出是个虚拟啊,
答案
很简单呀,只有当火势被控制的时候才能回家,这是对火势情况的虚拟判断,但是这种情况不一定发生,是虚拟的条件,我这么说你明白吗?
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