YOU SAID:
I'm back with the drinks.
INTO JAPANESE
私は飲み物を持って帰ってきた。
BACK INTO ENGLISH
I came back with a drink.
INTO JAPANESE
私は飲み物を飲みに戻ってきました。
BACK INTO ENGLISH
I came back to drink.
INTO JAPANESE
私は飲みに戻った。
BACK INTO ENGLISH
I went back to drinking.
INTO JAPANESE
私は飲みに戻りました。
BACK INTO ENGLISH
I went back to drinking.
You've done this before, haven't you.