i had no idea you were a marvelous writer 这句话到底应该怎样翻译最准确?

i had no idea you were a marvelous writer 这句话到底应该怎样翻译最准确? I have no idea you were a marvelous writer! I have no idea that you were here.和I had no idea that you ar I had no idea what you are talking about.这句话what前面为什么不加介词,比如 you have no idea how worried i was翻译He has no idea what a re you have no idea what a trouble i had ____you this present A 英语 You have no idea what a great time I had ___on the beach. （）you told me i had no idea of it. Were you out when I called you last night?No,I had a bath at Most people had no idea how dirty our air and water were.翻译 she had no idea.怎么翻译? I had no idea of the machine...