YOU SAID:

I know but soon it will end I bet you it will end on or before my birthday on May 21st

INTO JAPANESE

5月21日の誕生日かそれ以前に終了することは間違いない

BACK INTO ENGLISH

Will definitely end on or before the 21st May birthday

INTO JAPANESE

間違いなく5月21日の誕生日またはそれ以前に終了します

BACK INTO ENGLISH

Will definitely end on or before the 21st of May birthday

INTO JAPANESE

5月21日の誕生日またはそれより前に必ず終了します

BACK INTO ENGLISH

Always ends on or before the 21st birthday of May

INTO JAPANESE

常に5月の21歳の誕生日またはそれより前に終了します

BACK INTO ENGLISH

Always ends on or before 21st birthday in May

INTO JAPANESE

5月の21歳の誕生日かそれ以前に必ず終了

BACK INTO ENGLISH

Must finish on 21st birthday in May or earlier

INTO JAPANESE

5月以前の21歳の誕生日に終了する必要があります

BACK INTO ENGLISH

Must end on 21st birthday before May

INTO JAPANESE

5月の前に21歳の誕生日で終了する必要があります

BACK INTO ENGLISH

Must end on 21st birthday before May