请帮忙做这道完成句子的题并讲解答案~yesterdy, ____________(遇见)one of her frends in the street made her very happy.(come)讲解答案谢谢~为什么不能写having came across 呢?动名词有时态之分吗?要是动名词

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请帮忙做这道完成句子的题并讲解答案~yesterdy, ____________(遇见)one of her frends in the street made her very happy.(come)讲解答案谢谢~为什么不能写having came across 呢?动名词有时态之分吗?要是动名词

请帮忙做这道完成句子的题并讲解答案~yesterdy, ____________(遇见)one of her frends in the street made her very happy.(come)讲解答案谢谢~为什么不能写having came across 呢?动名词有时态之分吗?要是动名词
请帮忙做这道完成句子的题并讲解答案~
yesterdy, ____________(遇见)one of her frends in the street made her very happy.(come)
讲解答案谢谢~
为什么不能写having came across 呢?
动名词有时态之分吗?要是动名词是一般过去时那怎么表示呢?

请帮忙做这道完成句子的题并讲解答案~yesterdy, ____________(遇见)one of her frends in the street made her very happy.(come)讲解答案谢谢~为什么不能写having came across 呢?动名词有时态之分吗?要是动名词
coming across
come across是瞬间的动作,不能是持续,因此不能用having come across
动名词没有时态之分
这不是动名词,是动词的非谓语,可理解位动词的时态不同,过去式是came across

meet

coming_across

coming across,有偶遇的意思。动名词作主语。本句译为:昨天在街上偶遇到朋友令她很开心。