YOU SAID:
this is not gonna be the best week of my day
INTO JAPANESE
これは私の一日の最高の週になるつもりはない
BACK INTO ENGLISH
This is not going to be the best week of my day
INTO JAPANESE
これは私の一日の最高の週にはなりません
BACK INTO ENGLISH
This will not be the best week of my day
INTO JAPANESE
これは私の最高の週ではありません
BACK INTO ENGLISH
This is not my best week
INTO JAPANESE
これは私の最高の週ではありません
BACK INTO ENGLISH
This is not my best week
You've done this before, haven't you.