YOU SAID:

You know this is a really boring party.

INTO JAPANESE

あなたは、これは本当に退屈なパーティーを知っています。

BACK INTO ENGLISH

You know this really is a boring party.

INTO JAPANESE

これは本当に退屈なパーティを知っています。

BACK INTO ENGLISH

This is really boring parties?

INTO JAPANESE

これは本当に当事者を退屈か。

BACK INTO ENGLISH

This is really boring parties?