YOU SAID:
I think he knows that she was going to be at school today because he had been there.
INTO JAPANESE
彼はそこにいたので、彼女が今日学校に行くことを知っていたと思います。
BACK INTO ENGLISH
I think he knew she was going to school today because he was there.
INTO JAPANESE
彼はそこにいたので、彼女が今日学校に行くことを知っていたと思います。
BACK INTO ENGLISH
I think he knew she was going to school today because he was there.
Come on, you can do better than that.