it happened that i blabla.怎么换成带happened to的结构?

it happened that i blabla.怎么换成带happened to的结构? It happened to me that I was free that night.这是个什么从句? It happened to meet him yesterday.同义句转换：It _________ that I “I give of more many,but you are it happened that to want to 英语翻译It's too bad what happened to him.i feel that he should 英语翻译It was at a concert that I happened to find David.He was it happened that i .pass by.改为i .pass by. it's so happened that 英语语法问题It happened that I saw a traffic accident happened whe it happened that i found the ticket in my pocket 请问happened咋 it so happened that only four so怎么能修饰happened? it happened that i bought the same present as tom