I wish I'd known about that rule earlier",she said.这句话的 i‘d 是什么的缩_英语解答

I wish I'd known about that rule earlier",she said.
这句话的 i‘d 是什么的缩写

人气：434 ℃　时间：2020-07-31 16:24:57

解答

I had known,如果是would或者could的话,know不应该是known这个形式~