Once fighting broke out between the two villages and many为什么要用broke out 而不是had broken out

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Once fighting broke out between the two villages and many为什么要用broke out 而不是had broken out

Once fighting broke out between the two villages and many为什么要用broke out 而不是had broken out
Once fighting broke out between the two villages and many
为什么要用broke out 而不是had broken out

Once fighting broke out between the two villages and many为什么要用broke out 而不是had broken out
只是陈述一个过去的事实,而对现在没有影响.讲述.

Once 是引导过去式的标志性副词。

如果用表示的过去式是单纯的动作或状态的结束;如果用过去完成时则表示过去的过去。而我们没有一个“过去”作为参照,所以用过去时更好,其实我们用have done的形式亦可。不懂可与我继续交流。。。。