27.—Have you known Dr Jackson for a long time?—Yes,since she _________ the Chinese Society.A.has joined B.joins C.had joined D.joined
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27.—Have you known Dr Jackson for a long time?—Yes,since she _________ the Chinese Society.A.has joined B.joins C.had joined D.joined
27.—Have you known Dr Jackson for a long time?—Yes,since she _________ the Chinese Society.
A.has joined B.joins C.had joined D.joined
27.—Have you known Dr Jackson for a long time?—Yes,since she _________ the Chinese Society.A.has joined B.joins C.had joined D.joined
D
since + 一般过去时,主句现在完成时
不明白的再问哟,请及时采纳,多谢!
since 加从句的用法,后面用过去时,所以选D,joined
希望对你有帮助哦~
D since +过去一个时间点