YOU SAID:
I shall have been there on Monday, I swear
INTO JAPANESE
私は月曜日にそこにいたはずだ、私は誓う
BACK INTO ENGLISH
I should have been there on Monday, I swear
INTO JAPANESE
私は月曜日にそこにいたはずだった、私は誓う
BACK INTO ENGLISH
I was supposed to be there on Monday, I swear
INTO JAPANESE
私は月曜日にそこにいるはずだった、私は誓う
BACK INTO ENGLISH
I was supposed to be there on Monday, I swear
That's deep, man.