-- Can you tell me ?Sure. For two years.A. when you bought this MP5B. how long you have

问题补充：

-- Can you tell me ?

--Sure. For two years.

A. when you bought this MP5

B. how long you have had this MP5

C. how soon you will buy a new MP5

D. where you bought this MP5

答案：

A. when you bought this MP5

(答案→)B. how long you have had this MP5

C. how soon you will buy a new MP5

D. where you bought this MP5

解析：考查情景交际。“你能告诉我......吗？”“当然。两年了。”根据答语可知，问的是时间。how soon“多久以后”，引导将来时；where指地点；排除C、D；when“何时”，回答用时间点；排除A。B“这个MP5你买了多久了？”符合题意。故选B。