i had no idea when and where it_________ (had happened / happened)

i had no idea when and where it_________ (had happened / happened)

i hace no idea ______(whether/that) he will go to the cencert with us.
否定词 后面用that ，陈述词后面用whether 有没有这条规则

I had no idea----- was going to happen 请问 I had no idea when it all started. 这句话怎么翻译 I have no idea 还是 ideas ---work in future? --I have no idea. I had no money and no place_. I really have no idea what I shall talk about. I had no problems____(find) his house. "i have no idea about latest news"是什么意思？ I have no idea when we _______ for Wuhan. 关于"I don't have no idea."