YOU SAID:

ahh no school monday!

INTO JAPANESE

ああ、学校の月曜日はありません！

BACK INTO ENGLISH

Oh, there is no school monday!

INTO JAPANESE

あ、月曜日は学校がありません！

BACK INTO ENGLISH

Oh, there is no school on Monday!

INTO JAPANESE

ああ、月曜日に学校はありません！

BACK INTO ENGLISH

Oh, there is no school on Monday!