YOU SAID:

my biscuit got lost in the tea

INTO JAPANESE

私のビスケットは紅茶で迷子になった

BACK INTO ENGLISH

My biscuits got lost with tea

INTO JAPANESE

私のビスケットはお茶で失われた

BACK INTO ENGLISH

My biscuits were lost with tea

INTO JAPANESE

私のビスケットは紅茶で失われた

BACK INTO ENGLISH

My biscuits were lost with tea