失礼します、この文章のso...thatって正しい使い方ですか?
She is so famous that I thought everyone knew her.
それとも
She is so famous, so I thought everyone knew her.
この形はどうでしょうか?
あるいは以下の形も使えますか?
As she is so famous, I though everyone knew her.
I though everyone knew her since she is so famous.