特殊疑问词+was/were+主语+doing

What were you doing just now ?

Where was Tom having his lunch yestoday ?

When was Mary calling you yesterday ?

What were you doing?你干什么了？
表示的是过去进行时。

特殊疑问词有when where what which whose who how why
where were you doing your homework?
what were you doing?
when were you doing your homework?

How were you going the last 10 years?
What was the girl doing when the clock strike 10?
Why was the boy lying under the tree when you were talking with me just now?
我觉得应该加一个时间，不然过去进行时就显得用得不恰到其分o(∩_∩)o...