YOU SAID:
I'm in English class watching a video
INTO JAPANESE
私はビデオを見ながら英語のクラスにいます
BACK INTO ENGLISH
I'm in an english class watching a video
INTO JAPANESE
私はビデオを見ている英語のクラスにいます
BACK INTO ENGLISH
I'm in an english class watching a video
You've done this before, haven't you.