新概念英语第二册lesson14求解he was very ill before he died是过去式 不是要用过去完成时吗 he had been very ill before he died

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新概念英语第二册lesson14求解he was very ill before he died是过去式 不是要用过去完成时吗 he had been very ill before he died

新概念英语第二册lesson14求解he was very ill before he died是过去式 不是要用过去完成时吗 he had been very ill before he died
新概念英语第二册lesson14求解
he was very ill before he died是过去式 不是要用过去完成时吗 he had been very ill before he died

新概念英语第二册lesson14求解he was very ill before he died是过去式 不是要用过去完成时吗 he had been very ill before he died
过去时表示过去某时间已经完成的动作.过去完成时用于描述过去某一动作或时刻前完成的动作或者状态.非要用过去完成时的话要用词组.:主语(过去时,动作先发生)+before+从句(过去完成时)

什么意思啊/?

能否再说明白点