YOU SAID:

Party's are the most fun when people stay for a long time.

INTO JAPANESE

パーティーは長時間滞在すると一番楽しいです。

BACK INTO ENGLISH

Parties are most fun when you stay for a long time.

INTO JAPANESE

宴会は長期滞在すると一番楽しいです。

BACK INTO ENGLISH

The banquet is the most fun when you stay for a long time.

INTO JAPANESE

長期滞在すると宴会が一番楽しいですね。

BACK INTO ENGLISH

Parties are the most fun when you stay for a long time.

INTO JAPANESE

長期滞在するとパーティーが一番楽しいですね。

BACK INTO ENGLISH

Parties are the most fun when you stay for a long time.