问题
选择题
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
答案
答案：C
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。
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