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题目内容
（西南石油大学英语（二）(专升本)）
He _____ the Communist Party _____ 2000.(本题5.0分)
A、 has joined, in
B、 has joined, since
C、 joined, on
D、 joined, in
A、 has joined, in
B、 has joined, since
C、 joined, on
D、 joined, in
参考答案