— Have you known Dr Jackson for a long time? — Yes, since he ___________ the club. A. has joined B. ...
2022-10-29 23:28:16 15次 牛津译林版8B Unit 1 单元检测 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
— Have you known Dr Jackson for a long time?
— Yes, since he ___________ the club.
A. has joined B. joins C. was joining D. joined
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