What were you doing when someone knocked at the door?当有人在敲门时你在做什么?

What were you doing when someone knocked at the door?当有人在敲门时你在做什么?

题目
What were you doing when someone knocked at the door?当有人在敲门时你在做什么?
I was having breakfast when someone knocked at the door.当有人在敲门时我在吃早餐.
帮我看看翻译有没有错
答案
没错.
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