YOU SAID:
I actually don't know if this is true.
INTO JAPANESE
私は実際にこれが本当かどうか分かりません。
BACK INTO ENGLISH
I really don't know if this is true.
INTO JAPANESE
これが本当かどうかは本当に分かりません。
BACK INTO ENGLISH
I really don't know if this is true.
Well done, yes, well done!