问题
选择题
----Are you a volleyball player in your school?
----Yes. I_____the team a year ago and I ____on the team for a year.
A．have joined, have been
B．was joined ,am
C．joined，was
D．joined, have been
答案
答案：B
题目分析：句意：你在你们学校是个篮球运动员吗？是的。一年前我加入了这个队，我加入这个队已经一年了。a year ago是一般过去时的时间状语，故用一般过去时，由for a year当时间状语为一段时间时，动词应用延续性动词。结合句意，故选B.