YOU SAID:
I should not be twenty-one by now
INTO JAPANESE
私は今は21歳になるべきではない
BACK INTO ENGLISH
I should not be 21 at the moment now
INTO JAPANESE
今は21歳にはならない
BACK INTO ENGLISH
I will not be 21 years old now
INTO JAPANESE
私は21歳にはならない
BACK INTO ENGLISH
I will not be 21 years old
INTO JAPANESE
私は21歳にはならない
BACK INTO ENGLISH
I will not be 21 years old
You've done this before, haven't you.