Could you tell me how long __________ the football club?
A. you have joined B. have you joined C. you have been in D. have you been in
Could you tell me how long __________ the football club?
A. you have joined B. have you joined C. you have been in D. have you been in
C
【解析】该句是一个含有宾语从句的句子，从句必须用陈述语序，故排除B、D；join不能与表示一段时间的时间状语连用，故答案选C。