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Only when I left home ,did i realized how important it was to stay at home?此中为什么不用HAD I REALIZED?

题目详情
Only when I left home ,did i realized how important it was to stay at home?
此中为什么不用HAD I REALIZED?
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答案和解析
如果用had realized ,是过去完成时态,表示“认识到”这个动作发生在从句left“离开家”之前.
但是从逻辑上讲这是不正确的.因为显然句子里的“认识到”这个动作发生在离家之后才发生的.