YOU SAID:

はやく起きないとできない

INTO JAPANESE

はやく起きないとできない

BACK INTO ENGLISH

You can't do it unless you wake up quickly

INTO JAPANESE

早く目を覚まさないとできません

BACK INTO ENGLISH

You can't do it without waking up early

INTO JAPANESE

早起きせずにそれを行うことはできません

BACK INTO ENGLISH

You can't do it without getting up early

INTO JAPANESE

早起きせずにはいられない

BACK INTO ENGLISH

I can't help getting up early

INTO JAPANESE

早起きは仕方ない

BACK INTO ENGLISH

I can't help getting up early