it happened___ i wasn't there that daya when b why c where d that 选哪个?为什么?

it happened___ i wasn't there that daya when b why c where d that 选哪个?为什么? 英语问题（使两句的意思相同或相近）1.It so happened that I met her while l was having dinner at the restaurant.l happened___ ___her while___dinner at the restaurant2.Playing all day and not studying hard not pleasinglt is___ ___playin What____(happen)to you last night?I happened___(meet)my uncle in the street. It was christmas.I was teaching I knew it was rea I Was There When It Happened 歌词 it was then that i carried I guess it was her day It was exactly what I needed? It was s_ when I woke up. I Thought It Was You 歌词 i heard it was yesterday的结构 I Thought It Was Over 歌词 I was going to movies()it rained I thought it was domino with me. Was It Something I Said 歌词 3.Someone was shouting.I heard it. it was the thay I carried