题目内容
——When will the expert come to give the lecture on intellectual property?
——Not until our program by the authorities.
A.approves B.has been approved C.will have been approved D.will be approved
B
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题目内容
——When will the expert come to give the lecture on intellectual property?
——Not until our program by the authorities.
A.approves B.has been approved C.will have been approved D.will be approved
B