她还在读书时父母就去世了。

Her parents died while she was still at school.

《牛津词典》

当他正在读书时，电话铃响了起来。

While he was reading, the telephone rang.

youdao

玛丽的姑妈到达时，玛丽正在读书。

Mary was in the middle of reading when her aunt arrived.

youdao

当你到达时，苏珊并没有在读书。

Susan wasn't reading when you arrived.

youdao

当我进入房间时，我发现他在读书。

When I entered the room, I found him reading.

youdao

当我走进房间时，我发现他们正在读书。

When I entered the room, I found them reading.

youdao

我在看电视时，她在读书。

While I'm watching TV, she is reading.

youdao

我进教室时，他们正在读书。

When I came into the classroom, they were reading.

youdao

我进教室时，他们正在读书。

When I came into the classroom, they were reading.

youdao