题目内容
— When did you become a member of “Helping Hands Club”?
— I ________ in this organization since 2012.
A.joined B.took part C.have joined D.have been
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题目内容
— When did you become a member of “Helping Hands Club”?
— I ________ in this organization since 2012.
A.joined B.took part C.have joined D.have been