YOU SAID:
tomorrow we are hosting a surprise party for my math teacher
INTO JAPANESE
明日、数学の先生のためにサプライズ パーティーを開催します
BACK INTO ENGLISH
We are having a surprise party for our math teacher tomorrow.
INTO JAPANESE
私たちは明日、数学の先生のためにサプライズ パーティーをします。
BACK INTO ENGLISH
We are having a surprise party for our math teacher tomorrow.
That didn't even make that much sense in English.