YOU SAID:

I had to wash my dog yesterday. What a nightmare.

INTO JAPANESE

昨日は犬を洗わなければなりませんでした。なんて悪夢だ。

BACK INTO ENGLISH

Yesterday I had to wash my dog. What a nightmare!

INTO JAPANESE

昨日、犬を洗わなければなりませんでした。なんて悪夢だ！

BACK INTO ENGLISH

Yesterday I had to wash my dog. What a nightmare!