YOU SAID:
My mom once threw a tissue box at me
INTO JAPANESE
母は私にティッシュボックスを投げたことがある
BACK INTO ENGLISH
My mother once threw me a tissue box.
INTO JAPANESE
母は私にティッシュボックスを投げたことがあります。
BACK INTO ENGLISH
My mother once threw me a tissue box.
Come on, you can do better than that.