把下列句子译成英语 我急用!

题目

把下列句子译成英语 我急用!
1.当UFO到的时候,我正在睡觉.
2.当老师进来的时候,他们正在打电话.
3.当公共汽车到的时候,他正在吃饭.
4.当女孩给警察打电话的时候,他正在吃饭.
5.在上周日7点钟,我在图书馆前面.

答案

When the UFO arrived, I was sleeping．When the teacher came in, they were busy calling．When the bus station got here, he was having dinner．When the girl called the police, he was having dinner．I wa...