YOU SAID:
I've been drinking watermelon.
INTO JAPANESE
私はスイカを飲んでいた。
BACK INTO ENGLISH
I was drinking watermelon.
INTO JAPANESE
スイカを飲んでいた。
BACK INTO ENGLISH
The watermelon was drinking.
INTO JAPANESE
スイカを飲んでいた。
BACK INTO ENGLISH
The watermelon was drinking.
Come on, you can do better than that.