帮我把几句中文翻译成英文，谢谢了

1. 你为什么会知道这件事？
How do u know about this?

2.他曾经被别人当作外国人过。
He was treated as a foreigner.

3.这段时间你到哪里去了？
Where were you during this whole time?

楼上的this thing是怎么翻的啊。。。。。

Why do you know this?

He was treated as a foreigner at one time.

Where have you gone during these days?

----------------金牌家教！---------------

1.Why do you know this?
2.He has ever been treated as a foreigner.
3.Where have you been to these days?

1.How do you know this thing?
2.He was regarded as a foreigner.
3.Where were you recently?

1. Why do you know this?

2. He was being treated as a foreigner, too.

3. Where did you go recently?