问题补充：
My uncle the club in . He the club for over 3 years.
A. joined; has been a member of
B. joined; has joined
C. has joined; has joined
D. has joined; has been in
答案：
(答案→)A. joined; has been a member of
B. joined; has joined
C. has joined; has joined
D. has joined; has been in
解析：句意：在我叔叔加入这个俱乐部。他加入这个俱乐部有三年的时间了。上文体现的是过去时间点，因此用一般过去时。下文展示的是段时间，从过去的时间点开始，持续到现在用现在完成时，并且要用延续性动词转换，所以要用be a member of 成为其中一员，故选A。
