YOU SAID:
I sexed your mom last night
INTO JAPANESE
私は昨夜あなたのお母さんとセックスしました
BACK INTO ENGLISH
i had sex with your mom last night
INTO JAPANESE
私は昨夜あなたのお母さんとセックスをしました
BACK INTO ENGLISH
i had sex with your mom last night
You've done this before, haven't you.