YOU SAID:

On Monday I will be back at work, and I will not be happy

INTO JAPANESE

月曜日に仕事に戻るが、私は幸せではないだろう

BACK INTO ENGLISH

I go back to work on Monday and I won't be happy.

INTO JAPANESE

月曜日に仕事に戻ると、私は幸せではないでしょう。

BACK INTO ENGLISH

When I go back to work on Monday, I won't be happy.

INTO JAPANESE

月曜日に仕事に戻ると、私は幸せではないでしょう。

BACK INTO ENGLISH

When I go back to work on Monday, I won't be happy.