合理使用
参考答案:
是指使用人依照法律规定,不经著作权人同意而无偿使用其作品的行为。
—________ that he managed to get the information?
—Oh, a friend of his helped him.[ ]
A. Where was it
B. What was it
C. How was it
D. Why was it
隐蔽工程在隐蔽前应通知()进行验收,并形成验收文件。
A.施工单位质量部门
B.设计单位
C.监理单位
D.政府质量监督部门