她在北京待过3个月 英语怎么说?注意：人现在已经不在那了,已经回来了.

她在北京待过3个月 英语怎么说?
注意：人现在已经不在那了,已经回来了.

She has lived in Beijing for 3 months
She stayed in Beijing for 3 months

She had stayed in Beijing for three months.

She has been beijing for three months.