YOU SAID:
this room is very messy and requires extensive cleaning
INTO JAPANESE
この部屋はとても汚いと豊富なクリーニングが必要です。
BACK INTO ENGLISH
This room is very dirty and requires extensive cleaning.
INTO JAPANESE
この部屋が非常に汚れていると豊富なクリーニングが必要です。
BACK INTO ENGLISH
This room is very dirty and requires extensive cleaning.
You've done this before, haven't you.