YOU SAID:
He he wee wee were week
INTO JAPANESE
彼はちょっと一週間でした
BACK INTO ENGLISH
he was just a week
INTO JAPANESE
彼はちょうど一週間でした
BACK INTO ENGLISH
he was just a week old
INTO JAPANESE
彼はまだ生後一週間でした
BACK INTO ENGLISH
he was only a week old
INTO JAPANESE
彼はまだ生後一週間でした
BACK INTO ENGLISH
he was only a week old
Well done, yes, well done!