三日三夜应该是three days and nights还是three days and three nights?

三日三夜应该是three days and nights还是three days and three nights? I ( )an old friend on the street three days agI ( )an old friend on the street three days ago.A.saw B.see C.sees three days收视率怎么样 Only three days. Three Days好看吗 three days用法 改错1.I had met an old friend three days ago he sent an email to his friends three days ago画线部分提问an emial there were about seven hundred It has rained for three days 这个用法对吗?rain是动态动词,可以用于带‘for’的现在完成时吗?还是应该是 It rained for three daysIt has been raining for three days 歌词：“One day Two days Three days”是什么歌?歌词类似是这样的.是个女生唱的.节奏很轻快.应该是舞曲 in three days与three days later的用法 three days before和before three days区别 three days later和in three days 有什么区别? after three days 与in three days有什么区别? we went three days ago 对three days ago 电视剧《Three Days》哪里有? three days一共多少集 Three Days to See(Excerpts)?