— has your uncle the village?—Since 1999.He is in Shanghai now. A. How long; been away fr

问题补充：

— has your uncle the village?

—Since 1999.He is in Shanghai now.

A. How long; been away from

B. When; been away from

C. How long; left

答案：

解析：考查特殊疑问词的用法。根据答语Since 1999.可以应该用How long来提问，表示“离开多久”是一个延续性的动作，应该使用be away from来表示，故选择A项。